CCM NG: Several things, mostly importantly removal of all usages of legacy log4j 1.2 API. Dependency for artifact log4j-1.2-api has been removed.

git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@4551 8810af33-2d31-482b-a856-94f89814c4df

ccm-bundle-devel-wildfly-web/pom.xml

@@ -55,6 +55,16 @@
         </dependency>
         <!-- CCM Modules end -->
         
+        <!-- Dependencies for log4j 2 including adapter for the log4j 1.2 API -->
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-api</artifactId>
+        </dependency>
+        
     </dependencies>
     
     

ccm-bundle-devel-wildfly-web/src/main/resources/log4j2.xml

@@ -9,6 +9,20 @@
         <Root level="warn">
             <AppenderRef ref="Console"/>
         </Root>
+        
+        <Logger name="org.hibernate"
+                level="info">
+        </Logger>
+        <Logger name="org.hibernate.SQL"
+                level="debug">
+        </Logger>
+        <Logger name="org.hibernate.type"
+                  level="trace">
+        </Logger>
+        <Logger name="org.hibernate.type.descriptor.sql"
+                level="trace">
+        </Logger>
+        
         <Logger name="com.arsdigita.ui.admin.AdminServlet"
                 level="debug">
         </Logger>
@@ -52,10 +66,10 @@
                 level="debug">
         </Logger>
         <Logger name="org.librecms.contentsection.ContentSectionServlet"
-                    level="debug">
+                level="debug">
         </Logger>
         <Logger name="com.arsdigita.web.DefaultApplicationFileResolver"
-                    level="debug">
+                level="debug">
         </Logger>
     </Loggers>
 </Configuration>

ccm-bundle-devel-wildfly-web/src/main/webapp/WEB-INF/classes/META-INF/persistence.xml

@@ -28,13 +28,16 @@
 
         <properties>
             <!-- Properties for Hibernate -->
-            <property name="hibernate.hbm2ddl.auto" value="validate"/>
+            <property name="hibernate.hbm2ddl.auto" value="validate" />
             <property name="hibernate.connection.autocommit" value="false" />
-            <property name="hibernate.id.new_generator_mappings" value="true"/>
+            <property name="hibernate.id.new_generator_mappings" value="true" />
             <property name="wildfly.jpa.hibernate.search.module" 
-                      value="org.hibernate.search.orm:main"/>
-            
+                      value="org.hibernate.search.orm:main" />
             
+            <!--<property name="hibernate.show_sql" value="true" />
+            <property name="format_sql" value="true" />
+            <property name="use_sql_comments" value="true" />-->
+
             <!-- 
                 Properties for Hibernate Envers 
                 We are using the ValidityAuditStrategy here because it is faster

ccm-cms/src/main/java/com/arsdigita/cms/CMS.java

@@ -18,9 +18,6 @@
  */
 package com.arsdigita.cms;
 
-
-import org.apache.log4j.Logger;
-
 /**
  * <p>
  * A central location for commonly used CMS services and their accessories.</p>
@@ -31,14 +28,9 @@ import org.apache.log4j.Logger;
  *
  * @author Daniel Berrange
  * @see com.arsdigita.kernel.Kernel
- * @version $Id$
  */
 public abstract class CMS {
 
-    /**
-     * Private Logger instance for debugging purpose.
-     */
-    private static final Logger s_log = Logger.getLogger(CMS.class);
 
     /**
      * The CMS XML namespace.

ccm-cms/src/main/java/com/arsdigita/cms/CMSContext.java

@@ -20,7 +20,8 @@ package com.arsdigita.cms;
 
 import com.arsdigita.util.Assert;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.librecms.contentsection.ContentItem;
 import org.librecms.contentsection.ContentSection;
 
@@ -43,11 +44,10 @@ import org.librecms.contentsection.ContentSection;
  * @see com.arsdigita.cms.CMS
  *
  * @author Daniel Berrange
- * @version $Id$
  */
 public final class CMSContext {
 
-    private static final Logger s_log = Logger.getLogger(CMSContext.class);
+    private static final Logger LOGGER = LogManager.getLogger(CMSContext.class);
 
     private ContentSection m_section = null;
     private ContentItem m_item = null;
@@ -102,8 +102,8 @@ public final class CMSContext {
     public final void setContentSection(final ContentSection section) {
         m_section = section;
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Content section set to " + section);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Content section set to " + section);
         }
     }
 
@@ -123,8 +123,8 @@ public final class CMSContext {
     public final ContentItem getContentItem() {
         // removing this which is necessarily true in ContentList
         //Assert.exists(m_item, "item");
-        if (s_log.isDebugEnabled() && m_item == null) {
-            s_log.debug("Content item is null");
+        if (LOGGER.isDebugEnabled() && m_item == null) {
+            LOGGER.debug("Content item is null");
         }
         return m_item;
     }
@@ -136,8 +136,8 @@ public final class CMSContext {
     public final void setContentItem(final ContentItem item) {
         m_item = item;
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Content item set to " + item);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Content item set to " + item);
         }
     }
 
@@ -166,8 +166,8 @@ public final class CMSContext {
     public final void setSecurityManager(final SecurityManager security) {
         m_security = security;
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Security manager set to " + security);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Security manager set to " + security);
         }
     }
 }

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/CMSDispatcher.java

@@ -28,6 +28,9 @@ import com.arsdigita.util.UncheckedWrapperException;
 import com.arsdigita.web.LoginSignal;
 import com.arsdigita.web.URL;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.File;
 import java.io.IOException;
 import java.util.HashMap;
@@ -37,7 +40,6 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
 import org.apache.shiro.authz.AuthorizationException;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionChecker;
@@ -119,7 +121,7 @@ import org.librecms.dispatcher.ItemResolver;
  */
 public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
 
-    private static Logger s_log = Logger.getLogger(CMSDispatcher.class);
+    private static Logger LOGGER = LogManager.getLogger(CMSDispatcher.class);
 
     public static final String CONTENT_SECTION
                                    = "com.arsdigita.cms.dispatcher.section";
@@ -170,8 +172,8 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
                          HttpServletResponse response,
                          RequestContext actx)
         throws IOException, ServletException {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Dispatching request for " + new URL(request)
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Dispatching request for " + new URL(request)
                 .toDebugString());
         }
 
@@ -182,10 +184,10 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
             processedUrl = processedUrl.substring(webappURLContext.length());
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Determined the path to the current site node; it "
-                            + "is '" + processedUrl + "' according to the "
-                            + "request context");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Determined the path to the current site node; it "
+                             + "is '" + processedUrl + "' according to the "
+                             + "request context");
         }
 
         // This is the path within the site node.
@@ -200,9 +202,9 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
             remainingUrl = "index";
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Determined the path after the current site node; "
-                            + "it is '" + remainingUrl + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Determined the path after the current site node; "
+                             + "it is '" + remainingUrl + "'");
         }
 
         // Fetch the current content section.
@@ -214,8 +216,8 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
         }
         request.setAttribute(CONTENT_SECTION, section);
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Found content section '" + section + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Found content section '" + section + "'");
         }
 
         // Check user access to this page and deny access if necessary.
@@ -224,12 +226,12 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
         // Look for a site-node-specific asset (if any).
         // KG: This hack will be replaced by a ChainedDispatcher
         try {
-            s_log.debug("Looking for a site node asset");
+            LOGGER.debug("Looking for a site node asset");
 
             String siteNodeAssetURL = getSiteNodeAsset(request, actx);
             if (siteNodeAssetURL != null) {
-                s_log.debug("Site node asset found at '" + siteNodeAssetURL
-                                + "'");
+                LOGGER.debug("Site node asset found at '" + siteNodeAssetURL
+                                 + "'");
 
                 DispatcherHelper.cacheDisable(response);
                 DispatcherHelper.setRequestContext(request, actx);
@@ -238,8 +240,8 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
                 return;
             }
 
-            s_log.debug("No site node asset found; proceeding with normal "
-                            + "dispatching");
+            LOGGER.debug("No site node asset found; proceeding with normal "
+                             + "dispatching");
         } catch (RedirectException e) {
             throw new ServletException(e);
         }
@@ -247,26 +249,26 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
         // Fetch the requested resource (if any).
         ResourceHandler resource = getResource(section, remainingUrl);
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Got a resource '" + resource + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Got a resource '" + resource + "'");
         }
 
         if (resource != null) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Found resource '" + remainingUrl + "'; "
-                                + "dispatching to it");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Found resource '" + remainingUrl + "'; "
+                                 + "dispatching to it");
             }
 
-            s_log.info("resource dispatch for " + remainingUrl);
+            LOGGER.info("resource dispatch for " + remainingUrl);
             // Found resource, now serve it.
             // NB, ResouceHandler implementations should take care of caching options
             resource.dispatch(request, response, actx);
 
         } else {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("No resource found at '" + remainingUrl + "'; "
-                                + "searching for a previewable content item at "
-                                + "this path");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("No resource found at '" + remainingUrl + "'; "
+                                 + "searching for a previewable content item at "
+                             + "this path");
             }
 
             // If the remaining URL starts with "preview/", then try and
@@ -301,16 +303,16 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
             }
 
             if (item != null) {
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("Found item " + item + "; serving it");
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("Found item " + item + "; serving it");
                 }
 
                 DispatcherHelper.cacheDisable(response);
                 preview(request, response, actx);
             } else {
-                s_log.debug("No item to preview found; falling back to "
-                                + "JSP dispatcher to look for some concrete "
-                                + "resource in the file system");
+                LOGGER.debug("No item to preview found; falling back to "
+                                 + "JSP dispatcher to look for some concrete "
+                                 + "resource in the file system");
 
                 // If no resource was found, look for a JSP page.
                 JSPApplicationDispatcher jsp = JSPApplicationDispatcher
@@ -338,8 +340,8 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
             }
 
             if (url.equals(ADMIN_URL)) {
-                if (s_log.isInfoEnabled()) {
-                    s_log.info("Resolving admin URL '" + url + "'");
+                if (LOGGER.isInfoEnabled()) {
+                    LOGGER.info("Resolving admin URL '" + url + "'");
                 }
 
                 dispatch(request, response, actx);
@@ -362,6 +364,7 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
      * @param request  The HTTP request
      * @param response The HTTP response
      * @param actx     The request context
+     *
      * @throws javax.servlet.ServletException
      *
      */
@@ -472,9 +475,9 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
      */
     protected ResourceHandler getResource(ContentSection section, String url)
         throws ServletException {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Searching for a resource for the URL fragment '" + url
-                            + "' under " + section);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Searching for a resource for the URL fragment '" + url
+                             + "' under " + section);
         }
 
         final PageResolver pageResolver = CMSDispatcher.getPageResolver(section);
@@ -556,14 +559,14 @@ public class CMSDispatcher implements Dispatcher, ChainedDispatcher {
      * @return The PageResolver associated with the content section
      */
     public static PageResolver getPageResolver(ContentSection section) {
-        s_log.debug("Getting the page resolver");
+        LOGGER.debug("Getting the page resolver");
 
         final String name = section.getLabel();
         PageResolver pr = (PageResolver) s_pageResolverCache.get(name);
 
         if (pr == null) {
-            s_log.debug("The page resolver was not cached; fetching a new "
-                            + "one and placing it in the cache");
+            LOGGER.debug("The page resolver was not cached; fetching a new "
+                             + "one and placing it in the cache");
 
             final String pageResolverClassName = section.getPageResolverClass();
             final PageResolver pageResolver;

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/CMSPage.java

@@ -31,6 +31,9 @@ import com.arsdigita.web.Web;
 import com.arsdigita.xml.Document;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.IOException;
 import java.util.HashMap;
 
@@ -38,7 +41,6 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionChecker;
 import org.libreccm.security.Shiro;
@@ -68,11 +70,10 @@ import java.util.Optional;
  *
  * @author Michael Pih (pihman@arsdigita.com)
  * @author Uday Mathur (umathur@arsdigita.com)
- * @version $Id$
  */
 public class CMSPage extends Page implements ResourceHandler {
 
-    private static final Logger s_log = Logger.getLogger(CMSPage.class);
+    private static final Logger LOGGER = LogManager.getLogger(CMSPage.class);
 
     /** The global assets URL stub XML parameter name.    */
     public final static String ASSETS = "ASSETS";
@@ -157,10 +158,10 @@ public class CMSPage extends Page implements ResourceHandler {
      */
     @Override
     public synchronized void init() {
-        s_log.debug("Initializing the page");
+        LOGGER.debug("Initializing the page");
 
         if (!isLocked()) {
-            s_log.debug("The page hasn't been locked; locking it now");
+            LOGGER.debug("The page hasn't been locked; locking it now");
 
             lock();
         }

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/ContentItemDispatcher.java

@@ -25,7 +25,6 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.web.Web;
 
 import java.io.IOException;
-import java.math.BigDecimal;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
@@ -34,10 +33,8 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
 import org.librecms.contentsection.ContentItem;
 import org.librecms.contentsection.ContentSection;
-import org.librecms.contentsection.ContentSectionConfig;
 
 /**
  * This is the dispatcher for content-sections. It maintains a
@@ -56,13 +53,6 @@ public class ContentItemDispatcher implements Dispatcher {
     /**                                                                       */
     protected ItemXML m_itemXML;
 
-    
-    /**
-     * Private Logger instance for debugging purpose.
-     */
-    private static final Logger s_log = Logger.getLogger(
-        ContentItemDispatcher.class.getName());
-
     /**
      *     */
     public ContentItemDispatcher() {

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/FileDispatcher.java

@@ -21,29 +21,36 @@ package com.arsdigita.cms.dispatcher;
 import com.arsdigita.dispatcher.ChainedDispatcher;
 import com.arsdigita.dispatcher.DispatcherHelper;
 import com.arsdigita.dispatcher.RequestContext;
+
+import org.apache.logging.log4j.LogManager;
+
 import java.io.File;
 import java.io.IOException;
+
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.Logger;
 
 /**
  * Dispatches to a file stored under the CMS package root
- * (<code>/packages/cms/www</code>). This includes both unmanaged
- * files copied or created directly in the file system, as well as
- * pages and assets published to the file system from CMS.
+ * (<code>/packages/cms/www</code>). This includes both unmanaged files copied
+ * or created directly in the file system, as well as pages and assets published
+ * to the file system from CMS.
  *
  * @author Karl Goldstein (karlg@arsdigita.com)
  * @version $Revision$ $DateTime: 2004/08/17 23:15:09 $
  * @version $Id$
- **/
+ *
+ */
 public class FileDispatcher implements ChainedDispatcher {
 
-    private static Logger s_log =
-        Logger.getLogger(ChainedDispatcher.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        ChainedDispatcher.class);
 
+    @Override
     public int chainedDispatch(HttpServletRequest request,
                                HttpServletResponse response,
                                RequestContext context)
@@ -52,16 +59,18 @@ public class FileDispatcher implements ChainedDispatcher {
         File jspFile = getPackageFile(context);
 
         if (jspFile.exists() && !jspFile.isDirectory()) {
-            String packageURL = context.getPageBase() + context.getRemainingURLPart();
-            s_log.debug ("DISPATCHING to " + packageURL);
+            String packageURL = context.getPageBase() + context
+                .getRemainingURLPart();
+            LOGGER.debug("DISPATCHING to " + packageURL);
 
             // don't match folders, since they don't actually match a file
-            if ( !packageURL.endsWith("/")) {
-                s_log.debug ("DISPATCHING to " + packageURL);
+            if (!packageURL.endsWith("/")) {
+                LOGGER.debug("DISPATCHING to " + packageURL);
                 // Don't set caching headers - let JSP file do it if required
                 //DispatcherHelper.maybeCacheDisable(response);
                 DispatcherHelper.setRequestContext(request, context);
-                DispatcherHelper.forwardRequestByPath(packageURL, request, response);
+                DispatcherHelper.forwardRequestByPath(packageURL, request,
+                                                      response);
                 return ChainedDispatcher.DISPATCH_BREAK;
             }
         }
@@ -71,18 +80,20 @@ public class FileDispatcher implements ChainedDispatcher {
 
     /**
      * Matches the request URL to a file in the package www directory.
-     **/
+     *
+     */
     private File getPackageFile(RequestContext appContext) {
 
         ServletContext servletContext = appContext.getServletContext();
 
         String filePath = appContext.getRemainingURLPart();
 
-        String packageDocRoot =
-            servletContext.getRealPath(appContext.getPageBase());
+        String packageDocRoot = servletContext.getRealPath(appContext
+            .getPageBase());
 
         File jspFile = new File(packageDocRoot, filePath);
 
         return jspFile;
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/ItemDispatcher.java

@@ -21,9 +21,11 @@ package com.arsdigita.cms.dispatcher;
 import com.arsdigita.dispatcher.ChainedDispatcher;
 import com.arsdigita.dispatcher.DispatcherHelper;
 import com.arsdigita.dispatcher.RequestContext;
-import com.arsdigita.util.UncheckedWrapperException;
 import com.arsdigita.web.LoginSignal;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.IOException;
 import java.util.Collections;
 import java.util.HashMap;
@@ -33,7 +35,6 @@ import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionChecker;
 import org.libreccm.security.Shiro;
@@ -48,12 +49,11 @@ import org.librecms.dispatcher.ItemResolver;
  * Dispatches to the JSP or Servlet for rendering a content item.
  *
  * @author Karl Goldstein (karlg@arsdigita.com)
- * @version $Revision$ $DateTime: 2004/08/17 23:15:09 $
  *
  */
 public class ItemDispatcher implements ChainedDispatcher {
 
-    private static Logger s_log = Logger.getLogger(ItemDispatcher.class);
+    private static Logger LOGGER = LogManager.getLogger(ItemDispatcher.class);
 
     public static Map s_itemResolverCache = Collections.synchronizedMap(
         new HashMap());
@@ -95,11 +95,11 @@ public class ItemDispatcher implements ChainedDispatcher {
         String queryString = request.getQueryString();
         String url = actx.getRemainingURLPart();
 
-        s_log.info("Resolving item URL " + url);
+        LOGGER.info("Resolving item URL " + url);
 
         if (url.endsWith(XML_SUFFIX)) {
             request.setAttribute(XML_MODE, Boolean.TRUE);
-            s_log.debug("StraightXML Requested");
+            LOGGER.debug("StraightXML Requested");
             url = "/" + url.substring(0, url.length() - XML_SUFFIX.length());
         } else {
             request.setAttribute(XML_MODE, Boolean.FALSE);
@@ -110,7 +110,7 @@ public class ItemDispatcher implements ChainedDispatcher {
             } else if (url.endsWith("/")) {
                 url = "/" + url.substring(0, url.length() - 1);
             } else {
-                s_log.warn("Fail: URL doesn't have right suffix.");
+                LOGGER.warn("Fail: URL doesn't have right suffix.");
                 return ChainedDispatcher.DISPATCH_CONTINUE;
             }
         }
@@ -121,13 +121,13 @@ public class ItemDispatcher implements ChainedDispatcher {
 
         final ContentItem item = getItem(section, url);
         if (item == null) {
-            s_log.warn("Fail: No live item found matching " + url);
+            LOGGER.warn("Fail: No live item found matching " + url);
             return ChainedDispatcher.DISPATCH_CONTINUE;
         }
 
         request.setAttribute(ContentSectionDispatcher.CONTENT_ITEM, item);
 
-        s_log.debug("MATCHED " + item.getObjectId());
+        LOGGER.debug("MATCHED " + item.getObjectId());
 
         // Work out how long to cache for....
         // We take minimum(default timeout, lifecycle expiry)
@@ -216,7 +216,7 @@ public class ItemDispatcher implements ChainedDispatcher {
 
             // look up folder if it's an index
             url = url.substring(0, url.length() - INDEX_FILE.length());
-            s_log.info("Attempting to match folder " + url);
+            LOGGER.info("Attempting to match folder " + url);
             item = itemResolver.getItem(section, url, "live");
             if (item != null) {
                 hasPermission = permissionChecker.isPermitted(

ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/Utilities.java

@@ -20,70 +20,72 @@ package com.arsdigita.cms.dispatcher;
 
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.cms.CMS;
-import com.arsdigita.cms.ContentCenter;
-import com.arsdigita.cms.ContentCenterServlet;
 import com.arsdigita.dispatcher.DispatcherHelper;
 
-import javax.servlet.http.HttpServletRequest;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import javax.servlet.http.HttpServletResponse;
 
-import java.math.BigDecimal;
 import java.util.Collections;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Map;
 
-import org.apache.log4j.Logger;
 import org.librecms.CmsConstants;
 import org.librecms.assets.BinaryAsset;
 import org.librecms.assets.Image;
 import org.librecms.contentsection.ContentSection;
 
 /**
- * <p>This class provides many utility functions for the Content Management
+ * <p>
+ * This class provides many utility functions for the Content Management
  * System.</p>
  * Specifically used by various JSP templates.
  *
  * @author Michael Pih (pihman@arsdigita.com)
- * @version $Id$
  */
 public class Utilities {
 
+    public static final Logger LOGGER = LogManager.getLogger(Utilities.class);
+
     // Used for caching util lookups
     private static HashMap m_cache = new HashMap();
 
     private static Date s_lastSectionRefresh = null;
-    private static Map s_sectionRefreshTimes =
-        Collections.synchronizedMap(new HashMap());
-
-    public static final Logger LOG = Logger.getLogger(Utilities.class);
+    private static Map s_sectionRefreshTimes = Collections.synchronizedMap(
+        new HashMap());
 
     /**
      * Fetch the location of the CMS ContentCenter package.
+     *
      * @return The URL of the CMS ContentCenter package
+     *
      * @deprecated use ContentCenter.getURL() instead
      */
     public static String getWorkspaceURL() {
-        
-            return CmsConstants.CONTENT_CENTER_URL;
+
+        return CmsConstants.CONTENT_CENTER_URL;
 
     }
 
     /**
      * Fetch the location (URL) of the CMS Services package. Caches the result.
+     *
      * @return The URL of the CMS Services package
-     * @deprecated Use Service.getURL(  instead
+     *
+     * @deprecated Use Service.getURL( instead
      */
     public static String getServiceURL() {
         String url = (String) m_cache.get(CmsConstants.SERVICE_PACKAGE_KEY);
-        if ( url == null ) {
-	    // chris.gilbert@westsussex.gov.uk
+        if (url == null) {
+            // chris.gilbert@westsussex.gov.uk
             // We don't want application context in this url, especially when 
             // it gets cached in a static variable - if I have a 
             // file that is maintained by a non cms application eg 
             // forum, then I can end up with a url that doesn't work
             // and so breaks file links everywhere
-        //  url = getSingletonPackageURLSansContext(CMS.SERVICE_PACKAGE_KEY);
+            //  url = getSingletonPackageURLSansContext(CMS.SERVICE_PACKAGE_KEY);
             url = CmsConstants.SERVICE_URL;
             m_cache.put(CmsConstants.SERVICE_PACKAGE_KEY, url);
         }
@@ -93,11 +95,12 @@ public class Utilities {
 
     /**
      * The URL to log out.
+     *
      * @return The logout URL
      */
     public static String getLogoutURL() {
-      //StringBuffer buf = new StringBuffer(getServiceURL());
-        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL );
+        //StringBuffer buf = new StringBuffer(getServiceURL());
+        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL);
         buf.append("logout");
         return buf.toString();
     }
@@ -105,8 +108,10 @@ public class Utilities {
     /**
      * Construct a URL which serves a binary asset.
      *
-     * @param asset  The binary asset
+     * @param asset The binary asset
+     *
      * @return the URL which will serve the specified binary asset
+     *
      * @deprecated Use Service.getAssetURL(BinaryAsset asset) instead
      */
     public static String getAssetURL(BinaryAsset asset) {
@@ -116,38 +121,42 @@ public class Utilities {
     /**
      * Constuct a URL which serves a binary asset.
      *
-     * @param assetId  The asset ID
+     * @param assetId The asset ID
+     *
      * @return the URL which will serve the specified binary asset
+     *
      * @deprecated Use Service.getAssetURL(BigDecimal assetId) instead
      */
     public static String getAssetURL(long assetId) {
-     // StringBuffer buf = new StringBuffer(getServiceURL());
-        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL );
+        // StringBuffer buf = new StringBuffer(getServiceURL());
+        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL);
         buf.append("stream/asset?");
         buf.append(CmsConstants.ASSET_ID).append("=").append(assetId);
         return buf.toString();
     }
 
-
-
     /**
      * Construct a URL which serves an image.
      *
-     * @param asset  The image asset whose image is to be served
+     * @param asset The image asset whose image is to be served
+     *
      * @return the URL which will serve the specified image asset
+     *
      * @deprecated Use Service.getImageURL(ImageAsset) instead!
      */
     public static String getImageURL(Image asset) {
-    //  StringBuffer buf = new StringBuffer(getServiceURL());
-        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL );
+        //  StringBuffer buf = new StringBuffer(getServiceURL());
+        StringBuilder buf = new StringBuilder(CmsConstants.SERVICE_URL);
         buf.append("stream/image/?");
-        buf.append(CmsConstants.IMAGE_ID).append("=").append(asset.getObjectId());
+        buf.append(CmsConstants.IMAGE_ID).append("=")
+            .append(asset.getObjectId());
         return buf.toString();
     }
 
     public static String getGlobalAssetsURL() {
         return getWebappContext();
     }
+
     /**
      * Fetch the context path of the request. This is typically "/".
      *
@@ -157,17 +166,16 @@ public class Utilities {
         return DispatcherHelper.getWebappContext();
     }
 
-
     /**
-     * Check for the last refresh on authoring kits or content types in
-     * a section.
-     **/
+     * Check for the last refresh on authoring kits or content types in a
+     * section.
+     *
+     */
     public static synchronized Date
         getLastSectionRefresh(ContentSection section) {
 
         // cache by URL string instead of by section object to avoid
         // holding the reference.
-
         String sectionURL = section.getPrimaryUrl();
 
         Date lastModified = (Date) s_sectionRefreshTimes.get(sectionURL);
@@ -181,14 +189,14 @@ public class Utilities {
     }
 
     /**
-     * Check for the last refresh on authoring kits or content types in
-     * any section.
-     **/
+     * Check for the last refresh on authoring kits or content types in any
+     * section.
+     *
+     */
     public static Date getLastSectionRefresh() {
 
         // instantiate last refresh lazily to ensure that first result is
         // predictable.
-
         if (s_lastSectionRefresh == null) {
             s_lastSectionRefresh = new Date();
         }
@@ -215,7 +223,7 @@ public class Utilities {
         // section object to avoid holding the reference.  This shouldn't
         // do any harm even if ContentSectionDispatcher is not being used.
         s_lastSectionRefresh = new Date();
-        s_sectionRefreshTimes.put(section.getPrimaryUrl(), 
+        s_sectionRefreshTimes.put(section.getPrimaryUrl(),
                                   s_lastSectionRefresh);
     }
 
@@ -235,10 +243,11 @@ public class Utilities {
     }
 
     /**
-     * Add the "pragma: no-cache" header to the HTTP response to make sure
-     * the browser does not cache tha page
+     * Add the "pragma: no-cache" header to the HTTP response to make sure the
+     * browser does not cache tha page
      *
      * @param response The HTTP response
+     *
      * @deprecated use
      * com.arsdigita.dispatcher.DispatcherHelper.cacheDisable(HttpServletResponse)
      */
@@ -246,5 +255,4 @@ public class Utilities {
         response.addHeader("pragma", "no-cache");
     }
 
-
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/BaseForm.java

@@ -39,7 +39,6 @@ import com.arsdigita.toolbox.ui.Cancellable;
 import com.arsdigita.toolbox.ui.Section;
 import com.arsdigita.util.Assert;
 
-import org.apache.log4j.Logger;
 import org.librecms.CmsConstants;
 
 /**
@@ -50,8 +49,6 @@ import org.librecms.CmsConstants;
  */
 public abstract class BaseForm extends Form implements Cancellable {
 
-    private static final Logger s_log = Logger.getLogger(BaseForm.class);
-
     private final BodySection m_body;
     private final BoxPanel m_actions;
     private Cancel m_cancel;

ccm-cms/src/main/java/com/arsdigita/cms/ui/BaseTree.java

@@ -25,18 +25,14 @@ import com.arsdigita.bebop.event.ChangeListener;
 import com.arsdigita.bebop.event.TreeExpansionEvent;
 import com.arsdigita.bebop.event.TreeExpansionListener;
 import com.arsdigita.bebop.tree.TreeModelBuilder;
-import org.apache.log4j.Logger;
 
 /**
  * A convenience class for CMS trees.
  *
  * @author Justin Ross <jross@redhat.com>
- * @version $Id$
  */
 public class BaseTree extends Tree {
 
-    private static final Logger s_log = Logger.getLogger(BaseTree.class);
-
     public BaseTree(final TreeModelBuilder builder) {
         super(builder);
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/CcmObjectRequestLocal.java

@@ -21,19 +21,11 @@ package com.arsdigita.cms.ui;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.RequestLocal;
 
-import org.apache.log4j.Logger;
 import org.libreccm.core.CcmObject;
 
 
-/**
- *
- * @version $Id$
- */
 public class CcmObjectRequestLocal extends RequestLocal {
 
-    private static final Logger s_log = Logger.getLogger
-        (CcmObjectRequestLocal.class);
-
     public final CcmObject getACSObject(final PageState state) {
         return (CcmObject) get(state);
     }

ccm-cms/src/main/java/com/arsdigita/cms/ui/ContentSectionRequestLocal.java

@@ -21,17 +21,14 @@ package com.arsdigita.cms.ui;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.RequestLocal;
 import com.arsdigita.cms.CMS;
+
 import org.librecms.contentsection.ContentSection;
-import org.apache.log4j.Logger;
 
 /** 
  * 
  */
 public final class ContentSectionRequestLocal extends RequestLocal {
 
-    private static final Logger s_log = Logger.getLogger
-        (ContentSectionRequestLocal.class);
-
     @Override
     protected Object initialValue(final PageState state) {
         return CMS.getContext().getContentSection();

ccm-cms/src/main/java/com/arsdigita/cms/ui/FormSecurityListener.java

@@ -25,27 +25,19 @@ import com.arsdigita.bebop.event.FormSubmissionListener;
 
 import org.librecms.contentsection.ContentItem;
 
-import com.arsdigita.cms.dispatcher.Utilities;
 import com.arsdigita.cms.ui.item.ContentItemRequestLocal;
 import com.arsdigita.dispatcher.AccessDeniedException;
 
-import org.libreccm.security.User;
-
 import com.arsdigita.util.Assert;
-import com.arsdigita.web.Web;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionChecker;
 
 /**
  * @author Justin Ross <jross@redhat.com>
- * @version $Id$
  */
 public class FormSecurityListener implements FormSubmissionListener {
 
-    private static Logger s_log = Logger.getLogger(FormSecurityListener.class);
-
     private final String m_action;
     private final ContentItemRequestLocal m_item;
 
@@ -63,20 +55,21 @@ public class FormSecurityListener implements FormSubmissionListener {
 
     @Override
     public final void submitted(final FormSectionEvent event)
-            throws FormProcessException {
-        
+        throws FormProcessException {
+
         final PageState state = event.getPageState();
-        
+
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-        final PermissionChecker permissionChecker = cdiUtil.findBean(PermissionChecker.class);
-                
+        final PermissionChecker permissionChecker = cdiUtil.findBean(
+            PermissionChecker.class);
+
         if (m_item == null) {
             if (permissionChecker.isPermitted(m_action)) {
                 return;
             }
         } else {
             final ContentItem item = m_item.getContentItem(state);
-            
+
             if (permissionChecker.isPermitted(m_action, item)) {
                 return;
             }
@@ -84,4 +77,5 @@ public class FormSecurityListener implements FormSubmissionListener {
 
         throw new AccessDeniedException();
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/GlobalNavigation.java

@@ -21,7 +21,6 @@ package com.arsdigita.cms.ui;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.SimpleComponent;
 import com.arsdigita.cms.CMS;
-import com.arsdigita.cms.ContentCenter;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.ui.UI;
 import com.arsdigita.ui.admin.AdminUiConstants;
@@ -29,11 +28,9 @@ import com.arsdigita.ui.login.LoginServlet;
 import com.arsdigita.web.URL;
 import com.arsdigita.xml.Element;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.core.CoreConstants;
 import org.libreccm.security.PermissionChecker;
-import org.libreccm.web.ApplicationCreator;
 import org.libreccm.web.ApplicationManager;
 import org.libreccm.web.ApplicationRepository;
 import org.libreccm.web.ApplicationType;
@@ -50,12 +47,11 @@ import javax.servlet.http.HttpServletRequest;
  * Global navigation elements for the CMS admin UIs.</p>
  *
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id$
  */
 // Made public (instead of unspecified, resulting in protected) in 6.6.8
 public class GlobalNavigation extends SimpleComponent {
 
-    private static final Logger s_log = Logger.getLogger(GlobalNavigation.class);
+    
     private final String m_adminPath;
     private final String m_centerPath;
     private final String m_changePasswordPath;

ccm-cms/src/main/java/com/arsdigita/cms/ui/SortableList.java

@@ -30,6 +30,7 @@ import com.arsdigita.cms.CMS;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
+
 import java.io.IOException;
 
 /**
@@ -44,15 +45,12 @@ import java.io.IOException;
  * you must hit the "up" arrow n/2 times where n is the number of items in the
  * list. This clearly is not a good setup.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
+ *
  * @author Randy Graebner (randyg@alum.mit.edu)
- * @version $Id: SortableList.java 1618 2007-09-13 12:14:51Z chrisg23 $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 public abstract class SortableList extends List {
 
-    private static final org.apache.log4j.Logger s_log
-            = org.apache.log4j.Logger.getLogger(SortableList.class);
-
     // It would be really nice if this used the save variable as is
     // used by List but because List has it as private, we cannot do that.
     private static final String SELECT_EVENT = "s";
@@ -67,11 +65,12 @@ public abstract class SortableList extends List {
         this(model, false);
     }
 
-    public SortableList(ParameterSingleSelectionModel model, boolean suppressSort) {
+    public SortableList(ParameterSingleSelectionModel model,
+                        boolean suppressSort) {
         super(model);
         m_sortItems = !suppressSort;
     }
-    
+
     /**
      * This geneates the XML as specified by the arguments pass in to the
      * constructor.
@@ -91,7 +90,8 @@ public abstract class SortableList extends List {
 
         // because m.next() returned true, we know there are items
         // in the list
-        Element list = parent.newChildElement("cms:sortableList", CMS.CMS_XML_NS);
+        Element list = parent
+            .newChildElement("cms:sortableList", CMS.CMS_XML_NS);
         exportAttributes(list);
 
         Component c;
@@ -99,7 +99,8 @@ public abstract class SortableList extends List {
         int i = 0;
         boolean hasNext;
         do {
-            Element item = list.newChildElement(BebopConstants.BEBOP_CELL, BEBOP_XML_NS);
+            Element item = list.newChildElement(BebopConstants.BEBOP_CELL,
+                                                BEBOP_XML_NS);
             if (m_sortItems) {
 
                 item.addAttribute("configure", "true");
@@ -110,14 +111,15 @@ public abstract class SortableList extends List {
             // Converting both keys to String for comparison
             // since ListModel.getKey returns a String
             boolean selected = (selKey != null)
-                    && key.equals(selKey.toString());
+                                   && key.equals(selKey.toString());
 
             if (selected) {
                 item.addAttribute("selected", "selected");
             }
 
             generateLabelXML(state, item,
-                    new Label(new GlobalizedMessage(m.getElement().toString())), key, m.getElement());
+                             new Label(new GlobalizedMessage(m.getElement()
+                                 .toString())), key, m.getElement());
 
             hasNext = m.next();
 
@@ -138,7 +140,7 @@ public abstract class SortableList extends List {
 
             } catch (IOException ex) {
                 throw new IllegalStateException("Caught IOException: "
-                        + ex.getMessage());
+                                                    + ex.getMessage());
             }
             i++;
         } while (hasNext);
@@ -147,9 +149,10 @@ public abstract class SortableList extends List {
     }
 
     protected void generateLabelXML(PageState state, Element parent,
-            Label label, String key, Object element) {
+                                    Label label, String key, Object element) {
         state.setControlEvent(this, SELECT_EVENT, key);
         Component c = new ControlLink(label);
         c.generateXML(state, parent);
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/authoring/BasicItemForm.java

@@ -38,7 +38,6 @@ import com.arsdigita.cms.ItemSelectionModel;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.web.Web;
 import com.arsdigita.xml.Element;
-import org.apache.log4j.Logger;
 
 import org.librecms.CmsConstants;
 
@@ -54,14 +53,6 @@ public abstract class BasicItemForm extends FormSection
                FormProcessListener,
                FormValidationListener {
 
-    /**
-     * Internal logger instance to faciliate debugging. Enable logging output by
-     * editing /WEB-INF/conf/log4j.properties int hte runtime environment and
-     * set com.arsdigita.cms.ui.BasicItemForm=DEBUG by uncommenting or adding
-     * the line.
-     */
-    private static final Logger s_log = Logger.getLogger(BasicItemForm.class);
-
     private final ItemSelectionModel m_itemModel;
     private SaveCancelSection m_saveCancelSection;
     private final FormSection m_widgetSection;

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/AddUseContextForm.java

@@ -30,7 +30,7 @@ import com.arsdigita.bebop.util.GlobalizationUtil;
 import com.arsdigita.cms.CMS;
 import com.arsdigita.cms.ui.BaseForm;
 import com.arsdigita.kernel.KernelConfig;
-import org.apache.log4j.Logger;
+
 import org.libreccm.categorization.Category;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.configuration.ConfigurationManager;
@@ -42,14 +42,11 @@ import org.librecms.contentsection.privileges.AdminPrivileges;
 /**
  * TODO Needs a description.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Scott Seago
- * @version $Id: AddUseContextForm.java 2090 2010-04-17 08:04:14Z pboy $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 class AddUseContextForm extends BaseForm {
 
-    private static final Logger s_log = Logger.getLogger(AddUseContextForm.class);
-
     private final SingleSelectionModel m_model;
 
     private final Name m_useContext;

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/BaseCategoryForm.java

@@ -36,34 +36,31 @@ import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.web.Web;
 import com.arsdigita.xml.Element;
 
-import org.apache.log4j.Logger;
 import org.libreccm.categorization.Category;
 
 import java.util.Collection;
 
 /**
- * A form which creates a new category. Extends the edit form for
- * convenience.
+ * A form which creates a new category. Extends the edit form for convenience.
+ *
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Michael Pih
  * @author Stanislav Freidin &lt;sfreidin@redhat.com&gt;
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: BaseCategoryForm.java 1951 2009-06-30 04:35:04Z terry $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 class BaseCategoryForm extends BaseForm {
 
-    private static final Logger s_log = Logger.getLogger(BaseCategoryForm.class);
     final CategoryRequestLocal m_parent;
     final TextField m_name;
     final TextArea m_description;
     final RadioGroup m_isAbstract;
     final RadioGroup m_isVisible;
     final RadioGroup m_isEnabled;
-    private Label m_script = new Label( new GlobalizedMessage(String.format(
-            "<script language=\"javascript\" src=\"%s/javascript/manipulate-input.js\"></script>",
-            Web.getWebappContextPath())),
-            false);
+    private Label m_script = new Label(new GlobalizedMessage(String.format(
+        "<script language=\"javascript\" src=\"%s/javascript/manipulate-input.js\"></script>",
+        Web.getWebappContextPath())),
+                                       false);
     private final static String NAME = "name";
     private final static String DESCRIPTION = "description";
     private final static String URL = "url";
@@ -87,9 +84,11 @@ class BaseCategoryForm extends BaseForm {
         m_name.setSize(30);
         m_name.setMaxLength(200);
         m_name.addValidationListener(new NotNullValidationListener());
-        m_name.setOnFocus("if (this.form." + URL + ".value == '') { " + " defaulting = true; this.form." + URL
-                          + ".value = urlize(this.value); }");
-        m_name.setOnKeyUp("if (defaulting) { this.form." + URL + ".value = urlize(this.value) }");
+        m_name.setOnFocus("if (this.form." + URL + ".value == '') { "
+                          + " defaulting = true; this.form." + URL
+                              + ".value = urlize(this.value); }");
+        m_name.setOnKeyUp("if (defaulting) { this.form." + URL
+                          + ".value = urlize(this.value) }");
 
         // is abstract?
         m_isAbstract = new RadioGroup(IS_ABSTRACT);
@@ -109,7 +108,6 @@ class BaseCategoryForm extends BaseForm {
         m_isEnabled.addOption(new Option("yes", new Label(gz("cms.ui.yes"))));
         addField(gz("cms.ui.category.is_enabled"), m_isEnabled);
 
-
         m_description = new TextArea(new TrimmedStringParameter(DESCRIPTION));
         addField(gz("cms.ui.description"), m_description);
 
@@ -147,7 +145,7 @@ class BaseCategoryForm extends BaseForm {
 
         @Override
         public final void validate(final ParameterEvent e)
-                throws FormProcessException {
+            throws FormProcessException {
             final PageState state = e.getPageState();
             final String title = (String) m_widget.getValue(state);
 
@@ -158,11 +156,14 @@ class BaseCategoryForm extends BaseForm {
             for (final Category child : children) {
                 String compField = child.getName();
                 if (compField.equalsIgnoreCase(title)
-                    && (m_category == null
-                        || !m_category.getCategory(state).equals(child))) {
-                    throw new FormProcessException(GlobalizationUtil.globalize("cms.ui.category.name_not_unique"));
+                        && (m_category == null
+                            || !m_category.getCategory(state).equals(child))) {
+                    throw new FormProcessException(GlobalizationUtil.globalize(
+                        "cms.ui.category.name_not_unique"));
                 }
             }
         }
+
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/CategoryAddForm.java

@@ -26,7 +26,9 @@ import com.arsdigita.bebop.event.FormSectionEvent;
 import com.arsdigita.dispatcher.AccessDeniedException;
 import com.arsdigita.kernel.KernelConfig;
 import com.arsdigita.util.Assert;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.categorization.Category;
 import org.libreccm.categorization.CategoryManager;
 import org.libreccm.categorization.CategoryRepository;
@@ -39,13 +41,12 @@ import org.librecms.contentsection.privileges.AdminPrivileges;
 /**
  * TODO Needs a description.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: CategoryAddForm.java 2090 2010-04-17 08:04:14Z pboy $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 final class CategoryAddForm extends BaseCategoryForm {
 
-    private static final Logger s_log = Logger.getLogger
+    private static final Logger LOGGER = LogManager.getLogger
         (CategoryAddForm.class);
 
     private final SingleSelectionModel m_model;
@@ -66,7 +67,7 @@ final class CategoryAddForm extends BaseCategoryForm {
 
         public final void process(final FormSectionEvent e)
                      throws FormProcessException {
-            s_log.debug("Adding a category");
+            LOGGER.debug("Adding a category");
 
             final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
             final CategoryRepository categoryRepository = cdiUtil.findBean(CategoryRepository.class);
@@ -84,8 +85,8 @@ final class CategoryAddForm extends BaseCategoryForm {
 
             Assert.exists(parent, "Category parent");
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Using parent category " + parent + " to " +
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Using parent category " + parent + " to " +
                             "create new category");
             }
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/CategoryBaseForm.java

@@ -18,7 +18,11 @@
  */
 package com.arsdigita.cms.ui.category;
 
-import com.arsdigita.bebop.*;
+import com.arsdigita.bebop.FormProcessException;
+import com.arsdigita.bebop.GridPanel;
+import com.arsdigita.bebop.Label;
+import com.arsdigita.bebop.PageState;
+import com.arsdigita.bebop.SaveCancelSection;
 import com.arsdigita.bebop.event.ParameterEvent;
 import com.arsdigita.bebop.event.ParameterListener;
 import com.arsdigita.bebop.form.FormErrorDisplay;
@@ -30,7 +34,6 @@ import com.arsdigita.bebop.util.GlobalizationUtil;
 import com.arsdigita.cms.ui.CMSForm;
 import com.arsdigita.globalization.GlobalizedMessage;
 
-import org.apache.log4j.Logger;
 import org.libreccm.categorization.Category;
 
 /**
@@ -39,12 +42,9 @@ import org.libreccm.categorization.Category;
  *
  * @author Michael Pih
  * @author Stanislav Freidin <sfreidin@redhat.com>
- * @version $Id: CategoryBaseForm.java 287 2005-02-22 00:29:02Z sskracic $
  */
 class CategoryBaseForm extends CMSForm {
-    private static final Logger s_log =
-        Logger.getLogger(CategoryBaseForm.class);
-
+    
     final CategoryRequestLocal m_parent;
 
     final FormErrorDisplay m_errors;

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/CategoryEditForm.java

@@ -25,7 +25,9 @@ import com.arsdigita.bebop.event.FormProcessListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 import com.arsdigita.dispatcher.AccessDeniedException;
 import com.arsdigita.kernel.KernelConfig;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.categorization.Category;
 import org.libreccm.categorization.CategoryRepository;
 import org.libreccm.cdi.utils.CdiUtil;
@@ -37,13 +39,14 @@ import org.librecms.contentsection.privileges.AdminPrivileges;
 /**
  * TODO Needs a description.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: CategoryEditForm.java 2090 2010-04-17 08:04:14Z pboy $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 final class CategoryEditForm extends BaseCategoryForm {
 
-    private static final Logger s_log = Logger.getLogger(CategoryEditForm.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        CategoryEditForm.class);
+
     private static final String NO = "no";
     private static final String YES = "yes";
     private final CategoryRequestLocal m_category;
@@ -62,7 +65,7 @@ final class CategoryEditForm extends BaseCategoryForm {
 
         @Override
         public final void init(final FormSectionEvent e)
-                throws FormProcessException {
+            throws FormProcessException {
             final PageState state = e.getPageState();
             final Category category = m_category.getCategory(state);
 
@@ -88,7 +91,6 @@ final class CategoryEditForm extends BaseCategoryForm {
                 m_isVisible.setValue(state, NO);
             }
 
-
             if (category.isEnabled()) {
                 m_isEnabled.setValue(state, YES);
             } else {
@@ -102,21 +104,28 @@ final class CategoryEditForm extends BaseCategoryForm {
 
         @Override
         public final void process(final FormSectionEvent e)
-                throws FormProcessException {
+            throws FormProcessException {
             final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-            final PermissionChecker permissionChecker = cdiUtil.findBean(PermissionChecker.class);
-            final ConfigurationManager manager = cdiUtil.findBean(ConfigurationManager.class);
-            final KernelConfig config = manager.findConfiguration(KernelConfig.class);
-            final CategoryRepository categoryRepository = cdiUtil.findBean(CategoryRepository.class);
-
+            final PermissionChecker permissionChecker = cdiUtil.findBean(
+                PermissionChecker.class);
+            final ConfigurationManager manager = cdiUtil.findBean(
+                ConfigurationManager.class);
+            final KernelConfig config = manager.findConfiguration(
+                KernelConfig.class);
+            final CategoryRepository categoryRepository = cdiUtil.findBean(
+                CategoryRepository.class);
 
             final PageState state = e.getPageState();
             final Category category = m_category.getCategory(state);
 
-            if (permissionChecker.isPermitted(AdminPrivileges.ADMINISTER_CATEGORIES, category)) {
+            if (permissionChecker.isPermitted(
+                AdminPrivileges.ADMINISTER_CATEGORIES, category)) {
                 category.setName((String) m_name.getValue(state));
-                final LocalizedString localizedDescription = new LocalizedString();
-                localizedDescription.addValue(config.getDefaultLocale() ,(String) m_description.getValue(state));
+                final LocalizedString localizedDescription
+                                      = new LocalizedString();
+                localizedDescription.addValue(config.getDefaultLocale(),
+                                              (String) m_description.getValue(
+                                                  state));
                 category.setDescription(localizedDescription);
 
                 final String isAbstract = (String) m_isAbstract.getValue(state);
@@ -150,4 +159,5 @@ final class CategoryEditForm extends BaseCategoryForm {
         }
 
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/CategoryRequestLocal.java

@@ -20,14 +20,11 @@ package com.arsdigita.cms.ui.category;
 
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.RequestLocal;
-import org.apache.log4j.Logger;
+
 import org.libreccm.categorization.Category;
 
 class CategoryRequestLocal extends RequestLocal {
 
-    private static final Logger s_log = Logger.getLogger
-        (CategoryRequestLocal.class);
-
     public final Category getCategory(final PageState state) {
         return (Category) get(state);
     }

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/SortableCategoryList.java

@@ -21,15 +21,15 @@ package com.arsdigita.cms.ui.category;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.ParameterSingleSelectionModel;
 import com.arsdigita.bebop.parameters.BigDecimalParameter;
-import com.arsdigita.cms.CMS;
 
 import com.arsdigita.cms.ui.SortableList;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.categorization.Category;
-import org.librecms.contentsection.ContentSection;
 
 import javax.servlet.ServletException;
-import java.math.BigDecimal;
+
 
 /**
  * This list offers the option for the code to provide the developer
@@ -44,13 +44,14 @@ import java.math.BigDecimal;
  * "up" arrow n/2 times where n is the number of items in the list.
  * This clearly is not a good setup.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
+
  * @author Randy Graebner (randyg@alum.mit.edu)
- * @version $Id: SortableCategoryList.java 1942 2009-05-29 07:53:23Z terry $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
+
  */
 abstract class SortableCategoryList extends SortableList {
 
-    private static final Logger s_log = Logger.getLogger
+    private static final Logger LOGGER = LogManager.getLogger
         (SortableCategoryList.class);
 
     public final static String CHILDREN = "ch";

ccm-cms/src/main/java/com/arsdigita/cms/ui/contentcenter/MainPage.java

@@ -24,7 +24,6 @@ import com.arsdigita.bebop.SimpleContainer;
 import com.arsdigita.bebop.TabbedPane;
 import com.arsdigita.bebop.event.ActionEvent;
 import com.arsdigita.bebop.event.ActionListener;
-import com.arsdigita.bebop.parameters.BigDecimalParameter;
 import com.arsdigita.bebop.parameters.LongParameter;
 import com.arsdigita.cms.ui.CMSApplicationPage;
 import com.arsdigita.cms.ui.GlobalNavigation;
@@ -32,7 +31,6 @@ import com.arsdigita.cms.ui.WorkspaceContextBar;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.ui.CcmObjectSelectionModel;
 
-import org.apache.log4j.Logger;
 import org.librecms.CmsConstants;
 import org.librecms.contentsection.ContentSection;
 import org.librecms.contentsection.ContentType;
@@ -56,12 +54,9 @@ import org.librecms.contentsection.ContentType;
  * @author Jack Chung (flattop@arsdigita.com)
  * @author Michael Pih (pihman@arsdigita.com)
  * @author Peter Boy (pboy@barkhof.uni-bremen.de)
- * @version $Id: MainPage.java pboy $
  */
 public class MainPage extends CMSApplicationPage implements ActionListener {
 
-    private static final Logger s_log = Logger.getLogger(MainPage.class);
-
     private final static String XSL_CLASS = "CMS Admin";
 
     private TabbedPane m_tabbedPane;
@@ -114,15 +109,15 @@ public class MainPage extends CMSApplicationPage implements ActionListener {
         add(m_tabbedPane);
 
 //        add(new DebugPanel());
-
     }
 
     /**
      * Creates, and then caches, the Tasks pane. Overriding this method to
      * return null will prevent this tab from appearing.
      */
-    protected TasksPanel getTasksPane(CcmObjectSelectionModel<ContentType> typeModel,
-                                      CcmObjectSelectionModel<ContentSection> sectionModel) {
+    protected TasksPanel getTasksPane(
+        CcmObjectSelectionModel<ContentType> typeModel,
+        CcmObjectSelectionModel<ContentSection> sectionModel) {
         if (m_tasks == null) {
             m_tasks = new TasksPanel(typeModel, sectionModel);
         }
@@ -149,7 +144,6 @@ public class MainPage extends CMSApplicationPage implements ActionListener {
 //
 //        return m_IdSearch;
 //    }
-
     /**
      * Created the TabbedPane to use for this page. Sets the class attribute for
      * this tabbed pane. The default implementation uses a
@@ -165,7 +159,7 @@ public class MainPage extends CMSApplicationPage implements ActionListener {
         TabbedPane tabbedPane = new TabbedPane();
         tabbedPane.setClassAttr(XSL_CLASS);
         Label taskLabel = new Label(new GlobalizedMessage(
-            "cms.ui.contentcenter.mainpage.taskssections", 
+            "cms.ui.contentcenter.mainpage.taskssections",
             CmsConstants.CMS_BUNDLE));
         Label searchLabel = new Label(new GlobalizedMessage(
             "cms.ui.contentcenter.mainpage.search", CmsConstants.CMS_BUNDLE));
@@ -228,7 +222,7 @@ public class MainPage extends CMSApplicationPage implements ActionListener {
 
         if (pane == m_tasks) {
             m_tasks.reset(state);
-        } 
+        }
 //        else if (pane == m_search) {
 //            m_search.reset(state);
 //        } else if (pane == m_IdSearch) {

ccm-cms/src/main/java/com/arsdigita/cms/ui/contentcenter/TasksPanel.java

@@ -19,18 +19,11 @@
 package com.arsdigita.cms.ui.contentcenter;
 
 import java.math.BigDecimal;
-import java.text.SimpleDateFormat;
-import java.util.HashMap;
-import java.util.Iterator;
 
 import javax.servlet.ServletException;
 
-import org.apache.log4j.Logger;
-
 import com.arsdigita.bebop.ActionLink;
 import com.arsdigita.bebop.BoxPanel;
-import com.arsdigita.bebop.ControlLink;
-import com.arsdigita.bebop.Image;
 import com.arsdigita.bebop.Label;
 import com.arsdigita.bebop.Page;
 import com.arsdigita.bebop.PageState;
@@ -38,7 +31,6 @@ import com.arsdigita.bebop.PaginationModelBuilder;
 import com.arsdigita.bebop.Paginator;
 import com.arsdigita.bebop.RequestLocal;
 import com.arsdigita.bebop.SimpleComponent;
-import com.arsdigita.bebop.SimpleContainer;
 import com.arsdigita.bebop.event.ActionEvent;
 import com.arsdigita.bebop.event.ActionListener;
 import com.arsdigita.bebop.event.ChangeEvent;
@@ -50,10 +42,6 @@ import com.arsdigita.cms.CMS;
 import com.arsdigita.cms.ui.CMSContainer;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.ui.CcmObjectSelectionModel;
-import com.arsdigita.util.Assert;
-import com.arsdigita.util.UncheckedWrapperException;
-import com.arsdigita.web.RedirectSignal;
-import com.arsdigita.web.Web;
 import com.arsdigita.xml.Element;
 
 import org.librecms.CmsConstants;
@@ -66,7 +54,6 @@ import org.librecms.contentsection.ContentType;
  */
 public class TasksPanel extends CMSContainer {
 
-    private static Logger s_log = Logger.getLogger(TasksPanel.class);
     // The default number of rows to show
     private static final int DEFAULT_MAX_ROWS = 15;
     // Number of tasks to show

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderAddForm.java

@@ -24,15 +24,12 @@ import com.arsdigita.bebop.SingleSelectionModel;
 import com.arsdigita.bebop.event.FormProcessListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 
-import org.apache.log4j.Logger;
 import org.libreccm.categorization.Category;
 import org.libreccm.categorization.CategoryRepository;
 import org.libreccm.cdi.utils.CdiUtil;
 
 class FolderAddForm extends FolderBaseForm {
 
-    private static Logger s_log = Logger.getLogger(FolderAddForm.class);
-
     private final SingleSelectionModel<Long> m_model;
     private final FolderRequestLocal m_parent;
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderAdminPane.java

@@ -36,12 +36,10 @@ import com.arsdigita.cms.ui.BaseDeleteForm;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.toolbox.ui.SelectionPanel;
 
-import org.apache.log4j.Logger;
 import org.libreccm.categorization.CategoryRepository;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.librecms.CmsConstants;
 
-import java.math.BigDecimal;
 
 /**
  * A pane that contains a folder tree on the left and a folder manipulator on
@@ -51,8 +49,6 @@ import java.math.BigDecimal;
  */
 public class FolderAdminPane extends SelectionPanel {
 
-    private static final Logger s_log = Logger.getLogger(FolderAdminPane.class);
-
     private final FolderRequestLocal m_folder;
 
     private final BigDecimalParameter m_param;

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderBaseForm.java

@@ -26,24 +26,23 @@ import com.arsdigita.bebop.form.TextField;
 import com.arsdigita.bebop.parameters.NotNullValidationListener;
 import com.arsdigita.bebop.parameters.TrimmedStringParameter;
 
-import org.librecms.contentsection.ContentItem;
 
 import com.arsdigita.cms.ui.CMSForm;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.web.Web;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.librecms.CmsConstants;
 
 /**
  * Class FolderForm implements the basic form for creating or renaming folders.
  *
  * @author Jon Orris <jorris@redhat.com>
- * @version $Id$
  */
 abstract class FolderBaseForm extends CMSForm {
 
-    private static Logger s_log = Logger.getLogger(FolderBaseForm.class);
+    private static Logger LOGGER = LogManager.getLogger(FolderBaseForm.class);
 
     public static final String NAME = "ContentItemName";
     public static final String TITLE = "ContentPageTitle";

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderBrowser.java

@@ -48,7 +48,8 @@ import com.arsdigita.kernel.KernelConfig;
 import com.arsdigita.toolbox.ui.FormatStandards;
 import com.arsdigita.util.Assert;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.libreccm.auditing.CcmRevision;
 
 import java.util.ArrayList;
@@ -91,7 +92,9 @@ import java.util.Date;
  */
 public class FolderBrowser extends Table {
 
-    private static final Logger s_log = Logger.getLogger(FolderBrowser.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        FolderBrowser.class);
+
     private static GlobalizedMessage[] s_headers = {
         globalize("cms.ui.folder.name"),
         globalize("cms.ui.folder.languages"),
@@ -551,20 +554,21 @@ public class FolderBrowser extends Table {
      */
     private static class ActionCellRenderer implements TableCellRenderer {
 
-        private static final Label s_noAction;
-        private static final ControlLink s_link;
-        private static final Logger logger = Logger.getLogger(
+        private static final Logger LOGGER = LogManager.getLogger(
             ActionCellRenderer.class);
 
+        private static final Label s_noAction;
+        private static final ControlLink s_link;
+
         static {
-            logger.debug("Static initializer is starting...");
+            LOGGER.debug("Static initializer is starting...");
             s_noAction = new Label(" ", false);
             s_noAction.lock();
             s_link = new ControlLink(
                 new Label(globalize("cms.ui.folder.delete")));
             s_link.setConfirmation(
                 globalize("cms.ui.folder.delete_confirmation"));
-            logger.debug("Static initializer finished.");
+            LOGGER.debug("Static initializer finished.");
         }
 
         @Override
@@ -760,8 +764,8 @@ public class FolderBrowser extends Table {
         }
 
         public boolean isDeletable() {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Checking to see if " + this + " is deletable");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Checking to see if " + this + " is deletable");
             }
 
 //            if (m_itemColl.isFolder()) {
@@ -785,15 +789,15 @@ public class FolderBrowser extends Table {
 //            } else 
             if (itemManager.isLive(m_itemColl.get(index))) {
 
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug(
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug(
                         "This item has a live instance; it cannot be deleted");
                 }
                 return false;
             }
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug(
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug(
                     "The item is not a folder and doesn't have a live instance; it may be deleted");
             }
             return true;

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderEditForm.java

@@ -18,21 +18,21 @@
  */
 package com.arsdigita.cms.ui.folder;
 
-import com.arsdigita.bebop.Form;
 import com.arsdigita.bebop.FormProcessException;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.event.FormInitListener;
 import com.arsdigita.bebop.event.FormProcessListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.categorization.Category;
 import org.libreccm.categorization.CategoryRepository;
 import org.libreccm.cdi.utils.CdiUtil;
 
 class FolderEditForm extends FolderBaseForm {
 
-    private static Logger s_log = Logger.getLogger(FolderEditForm.class);
+    private static Logger LOGGER = LogManager.getLogger(FolderEditForm.class);
 
     private final FolderRequestLocal m_folder;
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderManipulator.java

@@ -67,12 +67,13 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.util.UncheckedWrapperException;
 import com.arsdigita.web.Web;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.io.Writer;
 
-import org.apache.log4j.Logger;
-
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -98,7 +99,6 @@ import org.librecms.contentsection.privileges.ItemPrivileges;
  * Browse folders and manipulate them with various actions (move/copy/delete).
  *
  * @author <a href="mailto:lutter@arsdigita.com">David Lutterkort</a>
- * @version $Id$
  */
 @SuppressWarnings("PMD.BeanMembersShouldSerialize")
 public class FolderManipulator extends SimpleContainer implements
@@ -108,8 +108,9 @@ public class FolderManipulator extends SimpleContainer implements
         Resettable {
 
     //public static final String RESOURCE_BUNDLE = "com.arsdigita.cms.ui.folder.CMSFolderResources";
-    private static final Logger LOGGER = Logger.getLogger(
+    private static final Logger LOGGER = LogManager.getLogger(
             FolderManipulator.class);
+    
     private static final String ATOZ_FILTER_PARAM = "aToZfilter";
     private static final String ACTION_PARAM = "act";
     private static final String FILTER_PARAM = "filter";

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderRequestLocal.java

@@ -22,18 +22,15 @@ import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.SingleSelectionModel;
 import com.arsdigita.cms.ui.CcmObjectRequestLocal;
 
-import org.apache.log4j.Logger;
-import org.libreccm.categorization.Category;
 import org.libreccm.categorization.CategoryRepository;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.librecms.contentsection.Folder;
 
+import java.util.Optional;
+
 
 public class FolderRequestLocal extends CcmObjectRequestLocal {
 
-    private static final Logger s_log = Logger.getLogger(
-        FolderRequestLocal.class);
-
     private final SingleSelectionModel m_model;
 
     public FolderRequestLocal(final SingleSelectionModel model) {
@@ -57,7 +54,15 @@ public class FolderRequestLocal extends CcmObjectRequestLocal {
     }
 
     public final Folder getFolder(final PageState state) {
-        return (Folder) get(state);
+        final Object object = get(state);
+        final Object selected;
+        if (object instanceof Optional) {
+            selected = ((Optional<?>) object).get();
+        } else {
+            selected = object;
+        }
+        
+        return (Folder) selected;
     }
 
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderSelectionModel.java

@@ -24,7 +24,7 @@ import com.arsdigita.cms.CMS;
 
 import com.arsdigita.ui.CcmObjectSelectionModel;
 
-import org.apache.log4j.Category;
+import org.libreccm.categorization.Category;
 import org.librecms.contentsection.ContentSection;
 import org.librecms.contentsection.Folder;
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderTree.java

@@ -22,7 +22,7 @@ import com.arsdigita.bebop.Tree;
 
 public class FolderTree extends Tree {
 
-    public FolderTree(FolderSelectionModel folderSel) {
+    public FolderTree(final FolderSelectionModel folderSel) {
         super(new FolderTreeModelBuilder());
         setSelectionModel(folderSel);
     }

ccm-cms/src/main/java/com/arsdigita/cms/ui/folder/FolderTreeModelBuilder.java

@@ -24,12 +24,17 @@ import com.arsdigita.bebop.tree.TreeModel;
 import com.arsdigita.bebop.tree.TreeModelBuilder;
 import com.arsdigita.bebop.tree.TreeNode;
 import com.arsdigita.cms.CMS;
+
 import org.librecms.contentsection.ContentSection;
+
 import com.arsdigita.util.LockableImpl;
+
 import java.util.Collections;
 import java.util.Iterator;
-import org.apache.log4j.Logger;
+
 import org.libreccm.categorization.Category;
+import org.libreccm.cdi.utils.CdiUtil;
+import org.librecms.contentsection.Folder;
 
 /**
  * A {@link com.arsdigita.bebop.tree.TreeModelBuilder} that produces trees
@@ -41,19 +46,17 @@ import org.libreccm.categorization.Category;
  * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 public class FolderTreeModelBuilder extends LockableImpl
-        implements TreeModelBuilder {
-
-    private static final Logger s_log = Logger.getLogger(
-            FolderTreeModelBuilder.class);
+    implements TreeModelBuilder {
 
     /**
      * Make a tree model that lists the hierarchy of folders underneath the
      * folder returned by {@link #getRoot getRoot}.
      *
-     * @param tree the tree in which the model is used
+     * @param tree  the tree in which the model is used
      * @param state represents the current request
+     *
      * @return a tree model that lists the hierarchy of folders underneath the
-     * folder returnedby {@link #getRoot getRoot}.
+     *         folder returned by {@link #getRoot getRoot}.
      */
     @Override
     public TreeModel makeModel(final Tree tree, final PageState state) {
@@ -67,28 +70,35 @@ public class FolderTreeModelBuilder extends LockableImpl
             @Override
             public boolean hasChildren(final TreeNode node,
                                        final PageState state) {
-                return !((Category) node.getElement()).getSubCategories().
-                        isEmpty();
+                final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
+                final FolderTreeModelController controller = cdiUtil.findBean(
+                    FolderTreeModelController.class);
+
+                return controller.hasChildren(node);
             }
 
             @Override
-            public Iterator getChildren(final TreeNode node,
-                                        final PageState state) {
+            public Iterator<Folder> getChildren(final TreeNode node,
+                                                final PageState state) {
                 final String nodeKey = node.getKey().toString();
 
                 // Always expand root node
                 if (nodeKey.equals(getRoot(state).getKey().toString())
-                            && tree.isCollapsed(nodeKey, state)) {
+                        && tree.isCollapsed(nodeKey, state)) {
                     tree.expand(nodeKey, state);
                 }
 
                 if (tree.isCollapsed(nodeKey, state)) {
-                    return Collections.EMPTY_LIST.iterator();
+                    return Collections.emptyIterator();
                 }
 
-                return ((Category) node.getElement()).getSubCategories().
-                        iterator();
+                final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
+                final FolderTreeModelController controller = cdiUtil.findBean(
+                    FolderTreeModelController.class);
+                
+                return controller.getChildren(node);
             }
+
         };
 
         /*return new DataQueryTreeModel(getRoot(state).getID(),
@@ -140,20 +150,22 @@ public class FolderTreeModelBuilder extends LockableImpl
      * Retrn the root folder for the tree model in the current request.
      *
      * @param state represents the current request
+     *
      * @return the root folder for the tree
-     * @post return != null
+     *
      */
-    protected Category getRootFolder(final PageState state)
-            throws IllegalStateException {
-        ContentSection sec = CMS.getContext().getContentSection();
-        return sec.getRootDocumentsFolder();
+    protected Folder getRootFolder(final PageState state)
+        throws IllegalStateException {
+
+        final ContentSection section = CMS.getContext().getContentSection();
+        return section.getRootDocumentsFolder();
     }
 
     private class FolderTreeNode implements TreeNode {
 
-        private Category folder;
+        private final Folder folder;
 
-        public FolderTreeNode(final Category folder) {
+        public FolderTreeNode(final Folder folder) {
             this.folder = folder;
         }
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/lifecycle/BaseLifecycleForm.java

@@ -34,7 +34,6 @@ import com.arsdigita.cms.ui.FormSecurityListener;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.kernel.KernelConfig;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.configuration.ConfigurationManager;
 import org.librecms.CmsConstants;
@@ -49,9 +48,6 @@ import java.util.Locale;
  */
 class BaseLifecycleForm extends BaseForm {
 
-    private static final Logger s_log = Logger
-        .getLogger(BaseLifecycleForm.class);
-
     final TextField m_name;
     final TextArea m_description;
 
@@ -92,7 +88,7 @@ class BaseLifecycleForm extends BaseForm {
         @Override
         public final void validate(final ParameterEvent e)
             throws FormProcessException {
-            
+
             final PageState state = e.getPageState();
             final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
             final ConfigurationManager confManager = cdiUtil.findBean(

ccm-cms/src/main/java/com/arsdigita/cms/ui/lifecycle/LifecycleAdminPane.java

@@ -32,29 +32,27 @@ import com.arsdigita.cms.ui.BaseAdminPane;
 import com.arsdigita.cms.ui.BaseDeleteForm;
 import com.arsdigita.cms.ui.FormSecurityListener;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
-import org.librecms.CmsConstants;
 import org.librecms.contentsection.ContentSectionManager;
 import org.librecms.contentsection.privileges.AdminPrivileges;
-import org.librecms.lifecycle.Lifecycle;
 import org.librecms.lifecycle.LifecycleDefinitionRepository;
 
-import java.math.BigDecimal;
 
 /**
- * <p>
  * This class contains the split pane for the lifecycle administration
- * interface.</p>
+ * interface.
  *
- * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ 
  * @author Michael Pih
  * @author Jack Chung
  * @author <a href="mailto:jross@redhat.com">Justin Ross</a>
+* @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 public class LifecycleAdminPane extends BaseAdminPane {
 
-    private static Logger s_log = Logger.getLogger(LifecycleAdminPane.class);
+    private static Logger LOGGER = LogManager.getLogger(LifecycleAdminPane.class);
 
     private final SingleSelectionModel m_model;
     private final LifecycleDefinitionRequestLocal m_definition;

ccm-cms/src/main/java/com/arsdigita/cms/ui/lifecycle/LifecycleDefinitionRequestLocal.java

@@ -20,16 +20,14 @@ package com.arsdigita.cms.ui.lifecycle;
 
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.RequestLocal;
+
 import org.librecms.lifecycle.LifecycleDefinition;
-import org.apache.log4j.Logger;
 
 public abstract class LifecycleDefinitionRequestLocal extends RequestLocal {
 
-    private static final Logger s_log = Logger.getLogger
-        (LifecycleDefinitionRequestLocal.class);
-
-    public final LifecycleDefinition getLifecycleDefinition
-            (final PageState state) {
+    public final LifecycleDefinition getLifecycleDefinition(
+        final PageState state) {
         return (LifecycleDefinition) get(state);
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/lifecycle/LifecycleItemPane.java

@@ -28,10 +28,8 @@ import com.arsdigita.bebop.Table;
 import com.arsdigita.bebop.event.ActionEvent;
 import com.arsdigita.bebop.event.ActionListener;
 import com.arsdigita.bebop.table.DefaultTableCellRenderer;
-import com.arsdigita.cms.CMS;
 
 import org.librecms.lifecycle.LifecycleDefinition;
-import org.librecms.lifecycle.PhaseDefinition;
 
 import com.arsdigita.cms.ui.BaseItemPane;
 import com.arsdigita.kernel.KernelConfig;
@@ -40,13 +38,9 @@ import com.arsdigita.toolbox.ui.Property;
 import com.arsdigita.toolbox.ui.PropertyList;
 import com.arsdigita.toolbox.ui.Section;
 
-import java.math.BigDecimal;
-
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.configuration.ConfigurationManager;
 import org.libreccm.security.PermissionChecker;
-import org.librecms.CmsConstants;
 import org.librecms.contentsection.privileges.AdminPrivileges;
 import org.librecms.lifecycle.PhaseDefinititionRepository;
 
@@ -66,9 +60,6 @@ import java.util.Locale;
  */
 class LifecycleItemPane extends BaseItemPane {
 
-    private static final Logger s_log = Logger
-        .getLogger(LifecycleItemPane.class);
-
     private final LifecycleDefinitionRequestLocal m_cycle;
     private final PhaseRequestLocal m_phase;
 

ccm-cms/src/main/java/com/arsdigita/cms/ui/lifecycle/PhaseRequestLocal.java

@@ -20,13 +20,11 @@ package com.arsdigita.cms.ui.lifecycle;
 
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.bebop.RequestLocal;
+
 import org.librecms.lifecycle.PhaseDefinition;
-import org.apache.log4j.Logger;
 
 public abstract class PhaseRequestLocal extends RequestLocal {
 
-    private static final Logger s_log = Logger.getLogger
-        (PhaseRequestLocal.class);
 
     public final PhaseDefinition getPhase(final PageState state) {
         return (PhaseDefinition) get(state);

ccm-cms/src/main/java/com/arsdigita/cms/ui/permissions/CMSPermissionsPane.java

@@ -63,10 +63,9 @@ import java.util.Map;
  * @author sdeusch@arsdigita.com
  * @authro <a href="jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
-public class CMSPermissionsPane extends SimpleContainer
-    implements Resettable,
-               ActionListener,
-               RequestListener {
+public class CMSPermissionsPane extends SimpleContainer implements Resettable,
+                                                                   ActionListener,
+                                                                   RequestListener {
 
     // non-shared parameter models; leave package scope for access from its members.
     private ParameterModel searchString = new StringParameter(

ccm-cms/src/main/java/com/arsdigita/cms/ui/permissions/CMSPermissionsTables.java

@@ -205,7 +205,7 @@ class CMSPermissionsTables {
         }
         if (type == DIRECT) {
             headers[privileges.length + 1] = PERM_TABLE_ACTIONS.localize()
-                                                   + "";
+                                                 + "";
         }
         return headers;
     }
@@ -317,15 +317,13 @@ class CMSPermissionsTables {
         public TableModel makeModel(final Table table,
                                     final PageState state) {
             final CcmObject object = parent.getObject(state);
-            final List<Permission> permissions = object.getPermissions();
 
             switch (m_type) {
                 case DIRECT:
-                    return new DirectPermissionsTableModel(permissions,
-                                                           object);
+                    return new DirectPermissionsTableModel(object);
                 case INHERITED:
-                    return new DirectPermissionsTableModel(permissions,
-                                                           object);
+                    return new DirectPermissionsTableModel(
+                        object);
                 default:
                     return null;
             }
@@ -340,9 +338,9 @@ class CMSPermissionsTables {
         private final Iterator<Permission> iterator;
         private Permission currentPermission;
 
-        public DirectPermissionsTableModel(final List<Permission> permissions,
-                                           final CcmObject object) {
-            this.iterator = permissions.iterator();
+        public DirectPermissionsTableModel(final CcmObject object) {
+//            this.iterator = permissions.iterator();
+            throw new UnsupportedOperationException();
         }
 
         @Override
@@ -442,9 +440,8 @@ class CMSPermissionsTables {
     private final class InheritedPermissionsTableModel
         extends DirectPermissionsTableModel {
 
-        public InheritedPermissionsTableModel(final List<Permission> permissions,
-                                              final CcmObject object) {
-            super(permissions, object);
+        public InheritedPermissionsTableModel(final CcmObject object) {
+            super(object);
         }
 
         @Override
@@ -547,106 +544,3 @@ class CMSPermissionsTables {
     }
 
 }
-
-/**
- * Utility class to encode a user privilege in the bebop table
- */
-final class UserPrivilegeKey {
-
-    private final String objectId;
-    private final String granteeId;
-    private final String privilege;
-    private final boolean granted;
-
-    public UserPrivilegeKey(final Long objectId,
-                            final Long granteeId,
-                            final String privilege,
-                            final boolean granted) {
-        this.objectId = objectId.toString();
-        this.granteeId = granteeId.toString();
-        this.privilege = privilege;
-        this.granted = granted;
-    }
-
-    @Override
-    public String toString() {
-        return String.format("%s{ %s }",
-                             super.toString(),
-                             String.join(".", privilege,
-                                         objectId,
-                                         granteeId,
-                                         Boolean.toString(granted)));
-    }
-
-    /**
-     * Decodes the information in a key into the helper class
-     *
-     * @see PermissionStatus
-     */
-    static PermissionStatus undescribe(final String key) {
-
-        final int i = key.indexOf(".");
-        final int j = key.indexOf(".", i + 1);
-        final int k = key.lastIndexOf(".");
-
-        final String privilege = key.substring(0, i);
-        final Long oID = Long.parseLong(key.substring(i + 1, j));
-        final Long gID = Long.parseLong(key.substring(j + 1, k));
-
-        boolean granted = false;
-        final CMSUserObjectStruct uos;
-        try {
-            granted = Boolean.parseBoolean(key.substring(k + 1, k + 2));
-            uos = new CMSUserObjectStruct(gID, oID);
-        } catch (NumberFormatException ex) {
-            // cannot decode
-            throw new IllegalArgumentException(ex.getMessage());
-        }
-
-        return new PermissionStatus(privilege,
-                                    uos.getObject(),
-                                    uos.getRole(),
-                                    granted);
-    }
-
-}
-
-/**
- * Structure to hold a permission and its current grant state
- */
-final class PermissionStatus {
-
-    private final boolean granted;
-    private final CcmObject object;
-    private final Role role;
-    private final String privilege;
-
-    PermissionStatus(final String privilege,
-                     final CcmObject object,
-                     final Role role,
-                     final boolean granted) {
-
-        this.granted = granted;
-
-        this.object = object;
-        this.role = role;
-        this.privilege = privilege;
-    }
-
-    boolean isGranted() {
-        return granted;
-    }
-
-    CcmObject getObject() {
-        return object;
-    }
-
-    Role getRole() {
-        return role;
-    }
-
-    String getPrivilege() {
-        return privilege;
-    }
-
-}

ccm-cms/src/main/java/com/arsdigita/cms/ui/role/BaseRoleForm.java

@@ -33,7 +33,6 @@ import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.ui.admin.GlobalizationUtil;
 import com.arsdigita.util.UncheckedWrapperException;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionManager;
 import org.libreccm.security.Role;
@@ -41,19 +40,21 @@ import org.librecms.CmsConstants;
 import org.librecms.contentsection.ContentSection;
 import org.librecms.contentsection.privileges.AdminPrivileges;
 
-import java.util.*;
+import java.util.Collection;
+import java.util.List;
+import java.util.TooManyListenersException;
+
+
 
 /**
  * For more detailed information see {@link com.arsdigita.bebop.Form}.
  *
  * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: BaseRoleForm.java 287 2005-02-22 00:29:02Z sskracic $
+ *
  */
 class BaseRoleForm extends BaseForm {
 
-    private static final Logger s_log = Logger.getLogger(BaseRoleForm.class);
-
     final Name m_name;
     final Description m_description;
     CheckboxGroup m_privileges;

ccm-cms/src/main/java/com/arsdigita/cms/ui/role/RoleAddForm.java

@@ -24,28 +24,26 @@ import com.arsdigita.bebop.SingleSelectionModel;
 import com.arsdigita.bebop.event.FormProcessListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 import com.arsdigita.kernel.KernelConfig;
-import org.apache.log4j.Logger;
+
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.configuration.ConfigurationManager;
 import org.libreccm.l10n.LocalizedString;
-import org.libreccm.security.*;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
+
+import org.libreccm.security.PermissionManager;
+import org.libreccm.security.Role;
+import org.libreccm.security.RoleRepository;
 
 /**
  * Provides a {@link com.arsdigita.bebop.Form} for adding {@link Role roles}.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
+ 
  * @author Michael Pih
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: RoleAddForm.java 287 2005-02-22 00:29:02Z sskracic $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 final class RoleAddForm extends BaseRoleForm {
 
-    private static final Logger s_log = Logger.getLogger(RoleAddForm.class);
-
     private SingleSelectionModel m_model;
 
     RoleAddForm(SingleSelectionModel model) {

ccm-cms/src/main/java/com/arsdigita/cms/ui/role/RoleEditForm.java

@@ -24,27 +24,34 @@ import com.arsdigita.bebop.event.FormInitListener;
 import com.arsdigita.bebop.event.FormProcessListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 import com.arsdigita.kernel.KernelConfig;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.configuration.ConfigurationManager;
 import org.libreccm.l10n.LocalizedString;
-import org.libreccm.security.*;
+import org.libreccm.security.Permission;
+import org.libreccm.security.PermissionManager;
+import org.libreccm.security.Role;
+import org.libreccm.security.RoleRepository;
 
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
 /**
- * Represents a {@link com.arsdigita.bebop.Form Form} to edit {@link Role roles}.
+ * Represents a {@link com.arsdigita.bebop.Form Form} to edit
+ * {@link Role roles}.
+ *
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Michael Pih
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id: RoleEditForm.java 287 2005-02-22 00:29:02Z sskracic $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 final class RoleEditForm extends BaseRoleForm {
 
-    private static final Logger s_log = Logger.getLogger(RoleEditForm.class);
+    private static final Logger LOGGER = LogManager
+        .getLogger(RoleEditForm.class);
 
     private final RoleRequestLocal m_role;
 
@@ -60,9 +67,11 @@ final class RoleEditForm extends BaseRoleForm {
     }
 
     /**
-     * Sets the initial values of a {@link Role} which were received from the database.
+     * Sets the initial values of a {@link Role} which were received from the
+     * database.
      */
     private class InitListener implements FormInitListener {
+
         @Override
         public final void init(final FormSectionEvent e) {
             final PageState state = e.getPageState();
@@ -72,57 +81,71 @@ final class RoleEditForm extends BaseRoleForm {
             m_description.setValue(state, role.getDescription());
 
             final String[] permissions = role.getPermissions().stream().
-                    map(Permission::getGrantedPrivilege).toArray(String[]::new);
+                map(Permission::getGrantedPrivilege).toArray(String[]::new);
 
             m_privileges.setValue(state, permissions);
         }
+
     }
 
     /**
-     * Updates a role and it's permissions. It uses the {@link PermissionManager} to grant and revoke permissions
-     * as needed.
+     * Updates a role and it's permissions. It uses the
+     * {@link PermissionManager} to grant and revoke permissions as needed.
      *
-     * NOTE: The part about granting and revoking privileges is mostly identical to {@link RoleAddForm}.
-     * If you find any bugs or errors in this code, be sure to change it there accordingly.
+     * NOTE: The part about granting and revoking privileges is mostly identical
+     * to {@link RoleAddForm}. If you find any bugs or errors in this code, be
+     * sure to change it there accordingly.
      */
     private class ProcessListener implements FormProcessListener {
+
         @Override
         public final void process(final FormSectionEvent e)
-                throws FormProcessException {
+            throws FormProcessException {
             final PageState state = e.getPageState();
 
             final Role role = m_role.getRole(state);
             role.setName((String) m_name.getValue(state));
 
             final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-            final PermissionManager permissionManager = cdiUtil.findBean(PermissionManager.class);
-            final ConfigurationManager manager = cdiUtil.findBean(ConfigurationManager.class);
-            final KernelConfig config = manager.findConfiguration(KernelConfig.class);
-            final RoleRepository roleRepository = cdiUtil.findBean(RoleRepository.class);
+            final PermissionManager permissionManager = cdiUtil.findBean(
+                PermissionManager.class);
+            final ConfigurationManager manager = cdiUtil.findBean(
+                ConfigurationManager.class);
+            final KernelConfig config = manager.findConfiguration(
+                KernelConfig.class);
+            final RoleRepository roleRepository = cdiUtil.findBean(
+                RoleRepository.class);
 
             LocalizedString localizedDescription = role.getDescription();
-            localizedDescription.addValue(config.getDefaultLocale(), (String) m_description.getValue(state));
+            localizedDescription.addValue(config.getDefaultLocale(),
+                                          (String) m_description.getValue(state));
             role.setDescription(localizedDescription);
 
             //We don't now if the permissions list is empty, so we have to save beforehand to not lose data.
             roleRepository.save(role);
 
             List<Permission> newPermissions = new ArrayList<>();
-            String[] selectedPermissions = (String[]) m_privileges.getValue(state);
+            String[] selectedPermissions = (String[]) m_privileges.getValue(
+                state);
 
             for (Permission p : role.getPermissions()) {
-                if (Arrays.stream(selectedPermissions).anyMatch(x -> x.equals(p.getGrantedPrivilege()))) {
+                if (Arrays.stream(selectedPermissions).anyMatch(x -> x.equals(p
+                    .getGrantedPrivilege()))) {
                     newPermissions.add(p);
                 } else {
-                    permissionManager.revokePrivilege(p.getGrantedPrivilege(), role);
+                    permissionManager.revokePrivilege(p.getGrantedPrivilege(),
+                                                      role);
                 }
             }
 
             for (String s : selectedPermissions) {
-                if (newPermissions.stream().noneMatch(x -> x.getGrantedPrivilege().equals(s))) {
+                if (newPermissions.stream().noneMatch(x -> x
+                    .getGrantedPrivilege().equals(s))) {
                     permissionManager.grantPrivilege(s, role);
                 }
             }
         }
+
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/role/RolePartyAddForm.java

@@ -29,7 +29,8 @@ import com.arsdigita.cms.ui.PartyAddForm;
 import com.arsdigita.ui.admin.GlobalizationUtil;
 import com.arsdigita.util.Assert;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.*;
 import org.librecms.CmsConstants;
@@ -39,22 +40,21 @@ import java.util.Arrays;
 import java.util.List;
 
 /**
- * Adds a form which can add {@link Party parties} to {@link Role roles}.
- * Also enables searching for parties.
+ * Adds a form which can add {@link Party parties} to {@link Role roles}. Also
+ * enables searching for parties.
+ *
+ * NOTE: In earlier versions it was also possible to filter parties using
+ * {@link User} attributes such as username, name, last name, etc. This feature
+ * may be added later if still needed.
  *
- * NOTE: In earlier versions it was also possible to filter
- * parties using {@link User} attributes such as username, name, last name, etc.
- * This feature may be added later if still needed.
  *
- * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  * @author Michael Pih
  * @author Uday Mathur
- * @version $Id: RolePartyAddForm.java 287 2005-02-22 00:29:02Z sskracic $
+ * @author <a href="mailto:yannick.buelter@yabue.de">Yannick Bülter</a>
  */
 class RolePartyAddForm extends PartyAddForm {
 
-    private static Logger s_log = Logger.getLogger
-        (RolePartyAddForm.class);
+    private static Logger LOGGER = LogManager.getLogger(RolePartyAddForm.class);
 
     private SingleSelectionModel m_roles;
 
@@ -63,17 +63,17 @@ class RolePartyAddForm extends PartyAddForm {
 
         m_roles = roles;
 
-        getForm().addSubmissionListener
-            (new FormSecurityListener(AdminPrivileges.ADMINISTER_ROLES));
+        getForm().addSubmissionListener(new FormSecurityListener(
+            AdminPrivileges.ADMINISTER_ROLES));
     }
 
-
     @Override
     protected List<Party> makeQuery(PageState s) {
         Assert.isTrue(m_roles.isSelected(s));
 
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-        final PartyRepository partyRepository = cdiUtil.findBean(PartyRepository.class);
+        final PartyRepository partyRepository = cdiUtil.findBean(
+            PartyRepository.class);
 
         final String searchQuery = (String) getSearchWidget().getValue(s);
 
@@ -87,29 +87,32 @@ class RolePartyAddForm extends PartyAddForm {
         Assert.isTrue(m_roles.isSelected(state));
 
         String[] parties = (String[]) data.get("parties");
-        s_log.debug("PARTIES = " + Arrays.toString(parties));
+        LOGGER.debug("PARTIES = " + Arrays.toString(parties));
         if (parties == null) {
             throw new FormProcessException(GlobalizationUtil.globalize(
-                    "cms.ui.role.no_party_selected"));
+                "cms.ui.role.no_party_selected"));
         }
 
         final Long roleId = new Long((String) m_roles.getSelectedKey(state));
 
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-        final RoleRepository roleRepository = cdiUtil.findBean(RoleRepository.class);
-        final PartyRepository partyRepository = cdiUtil.findBean(PartyRepository.class);
+        final RoleRepository roleRepository = cdiUtil.findBean(
+            RoleRepository.class);
+        final PartyRepository partyRepository = cdiUtil.findBean(
+            PartyRepository.class);
         final RoleManager roleManager = cdiUtil.findBean(RoleManager.class);
 
         final Role role = roleRepository.findById(roleId).get();
 
         // Add each checked party to the role
         Party party;
-        for ( int i = 0; i < parties.length; i++ ) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("parties[" + i + "] = " + parties[i]);
+        for (int i = 0; i < parties.length; i++) {
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("parties[" + i + "] = " + parties[i]);
             }
             party = partyRepository.findByName(parties[i]).get();
             roleManager.assignRoleToParty(role, party);
         }
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/type/ContentTypeAdminPane.java

@@ -42,7 +42,8 @@ import com.arsdigita.kernel.ui.ACSObjectSelectionModel;
 import com.arsdigita.toolbox.ui.ActionGroup;
 import com.arsdigita.toolbox.ui.Cancellable;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.librecms.CmsConstants;
 import org.librecms.contentsection.ContentSectionManager;
@@ -60,8 +61,9 @@ import org.librecms.contentsection.ContentTypeManager;
  */
 public final class ContentTypeAdminPane extends BaseAdminPane {
 
-    private static final Logger s_log = Logger.getLogger(
+    private static final Logger LOGGER = LogManager.getLogger(
         ContentTypeAdminPane.class);
+    
     private final ACSObjectSelectionModel m_model;
     private final ContentTypeRequestLocal m_type;
 
@@ -252,8 +254,8 @@ public final class ContentTypeAdminPane extends BaseAdminPane {
     private void resetPane(final PageState state) {
         getBody().reset(state);
         if (getSelectionModel().isSelected(state)) {
-            s_log.debug("The selection model is selected; displaying "
-                            + "the item pane");
+            LOGGER.debug("The selection model is selected; displaying "
+                             + "the item pane");
             getBody().push(state, getItemPane());
         }
     }

ccm-cms/src/main/java/com/arsdigita/cms/ui/type/ContentTypeItemPane.java

@@ -43,7 +43,6 @@ import com.arsdigita.toolbox.ui.Cancellable;
 import com.arsdigita.toolbox.ui.Section;
 import com.arsdigita.util.UncheckedWrapperException;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.PermissionChecker;
 import org.librecms.contentsection.ContentSectionManager;
@@ -57,7 +56,6 @@ import org.librecms.contentsection.privileges.AdminPrivileges;
  */
 final class ContentTypeItemPane extends BaseItemPane {
 
-    private static Logger s_log = Logger.getLogger(ContentTypeItemPane.class);
     private final ACSObjectSelectionModel m_model;
     private final ContentTypeRequestLocal m_type;
     private final SimpleContainer m_detailPane;
@@ -83,10 +81,10 @@ final class ContentTypeItemPane extends BaseItemPane {
 //        m_templates = new SectionTemplatesListing(
 //            new ContentSectionRequestLocal(), m_type);
         m_permissions = new TypePermissionsTable(
-                new ContentSectionRequestLocal(), m_type);
+            new ContentSectionRequestLocal(), m_type);
 
         final ActionLink templateAddLink = new ActionLink(new Label(gz(
-                "cms.ui.type.template.add")));
+            "cms.ui.type.template.add")));
 //        ToDo
 //        final TemplateCreate templateFormSection = new TemplateCreate(m_model);
 //        final Form templateForm = new CancellableForm("AddTemplate",
@@ -173,6 +171,7 @@ final class ContentTypeItemPane extends BaseItemPane {
         public final boolean isCancelled(final PageState state) {
             return m_cancel.isSelected(state);
         }
+
     }
 
     private class SummarySection extends Section {
@@ -189,6 +188,7 @@ final class ContentTypeItemPane extends BaseItemPane {
             group.addAction(new TypeSecurityContainer(editLink));
             group.addAction(new TypeSecurityContainer(deleteLink));
         }
+
     }
 
     private class ElementSection extends Section {
@@ -209,6 +209,7 @@ final class ContentTypeItemPane extends BaseItemPane {
 //                           && !ContentSection.getConfig().getHideUDCTUI();
             return false;
         }
+
     }
 
     private class TemplateSection extends Section {
@@ -227,6 +228,7 @@ final class ContentTypeItemPane extends BaseItemPane {
         public final boolean isVisible(final PageState state) {
             return m_model.isSelected(state) && !isDynamicType(state);
         }
+
     }
 
     private class PermissionsSection extends Section {
@@ -245,6 +247,7 @@ final class ContentTypeItemPane extends BaseItemPane {
         public final boolean isVisible(final PageState state) {
             return m_model.isSelected(state) && !isDynamicType(state);
         }
+
     }
 
 //    private class RelationAttributeSection extends Section {
@@ -291,13 +294,14 @@ final class ContentTypeItemPane extends BaseItemPane {
                 final PageState state = event.getPageState();
 
                 if (state.isVisibleOnPage(ContentTypeItemPane.this)
-                            && m_model.isSelected(state)
-                            && !userCanEdit(state)) {
+                        && m_model.isSelected(state)
+                        && !userCanEdit(state)) {
 //                    m_templates.getRemoveColumn().setVisible(state, false);
 //                    m_templates.getDefaultColumn().setVisible(state, false);
 //                    m_elements.getTable().getColumn(3).setVisible(state, false);
                 }
             }
+
         });
     }
 
@@ -309,19 +313,19 @@ final class ContentTypeItemPane extends BaseItemPane {
 
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
         final ContentTypeManager typeManager = cdiUtil.findBean(
-                ContentTypeManager.class);
+            ContentTypeManager.class);
         final ContentSectionManager sectionManager = cdiUtil.findBean(
-                ContentSectionManager.class);
+            ContentSectionManager.class);
 
         final ContentType type = m_type.getContentType(state);
         final Class<? extends ContentItem> typeClass;
         try {
             typeClass = (Class<? extends ContentItem>) Class.forName(
-                    type.getContentItemClass());
+                type.getContentItemClass());
         } catch (ClassNotFoundException ex) {
-           throw new UncheckedWrapperException(ex);
+            throw new UncheckedWrapperException(ex);
         }
-        
+
         sectionManager.removeContentTypeFromSection(typeClass, section);
     }
 
@@ -329,11 +333,12 @@ final class ContentTypeItemPane extends BaseItemPane {
      * Determine if the current user has access to edit the content type
      */
     protected static boolean userCanEdit(final PageState state) {
-        final PermissionChecker permissionChecker = CdiUtil.createCdiUtil().findBean(PermissionChecker.class);
+        final PermissionChecker permissionChecker = CdiUtil.createCdiUtil()
+            .findBean(PermissionChecker.class);
         final ContentSection section = CMS.getContext().getContentSection();
-        
+
         return permissionChecker.isPermitted(
-                AdminPrivileges.ADMINISTER_CONTENT_TYPES, section);
+            AdminPrivileges.ADMINISTER_CONTENT_TYPES, section);
     }
 
     /**
@@ -346,4 +351,5 @@ final class ContentTypeItemPane extends BaseItemPane {
     protected final boolean isDynamicType(final PageState state) {
         return false;
     }
+
 }

ccm-cms/src/main/java/com/arsdigita/cms/ui/workflow/TaskAddUser.java

@@ -33,7 +33,6 @@ import org.libreccm.workflow.AssignableTask;
 
 import com.arsdigita.xml.Element;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.security.UserRepository;
 import org.libreccm.workflow.WorkflowManager;
@@ -46,12 +45,9 @@ import java.util.List;
  *
  * @author Uday Mathur
  * @author <a href="mailto:pihman@arsdigita.com">Michael Pih</a>
- * @version $Id$
  */
 class TaskAddUser extends SimpleContainer {
 
-    private static final Logger s_log = Logger.getLogger(TaskAddUser.class);
-
     private final TaskRequestLocal m_task;
 
     private SearchForm m_search;

ccm-cms/src/main/java/org/librecms/contentsection/Folder.java

@@ -36,6 +36,7 @@ import java.util.stream.Collectors;
 import javax.persistence.Column;
 import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
+import javax.persistence.FetchType;
 import javax.persistence.JoinTable;
 import javax.persistence.NamedQueries;
 import javax.persistence.NamedQuery;
@@ -63,7 +64,7 @@ public class Folder extends Category implements Serializable {
 
     private static final long serialVersionUID = 1L;
 
-    @OneToOne
+    @OneToOne(fetch = FetchType.LAZY)
 //    @JoinColumn(name = "CONTENT_SECTION_ID")
     @JoinTable(name = "FOLDER_CONTENT_SECTION_MAP", schema = DB_SCHEMA,
                inverseJoinColumns = {

ccm-cms/src/main/java/org/librecms/contentsection/FolderManager.java

@@ -20,7 +20,6 @@ package org.librecms.contentsection;
 
 import com.arsdigita.kernel.KernelConfig;
 
-import org.libreccm.categorization.Categorization;
 import org.libreccm.categorization.CategoryManager;
 import org.libreccm.configuration.ConfigurationManager;
 

ccm-cms/src/main/resources/templates/ccm-cms/content-section/admin/item.jsp

@@ -8,13 +8,14 @@
   <jsp:directive.page import="com.arsdigita.dispatcher.*"/>
   <jsp:directive.page import="com.arsdigita.web.LoginSignal"/>
   <jsp:directive.page import="com.arsdigita.web.Web"/>
-  <jsp:directive.page import="org.apache.log4j.Logger"/>
+  <jsp:directive.page import="org.apache.logging.log4j.Logger"/>
+  <jsp:directive.page import="org.apache.logging.log4j.LogManager"/>
   <jsp:directive.page import="java.util.Date"/>
 
 
   <jsp:declaration>
     private static final Logger s_log =
-        Logger.getLogger("content-section.www.admin.item.jsp");
+        LogManager.getLogger("content-section.www.admin.item.jsp");
     private ContentItemPage itemPage = null;
     private Date timestamp = new Date(0);
   </jsp:declaration>

ccm-cms/src/test/java/org/librecms/contentsection/FolderManagerTest.java

@@ -240,7 +240,7 @@ public class FolderManagerTest {
     @InSequence(1500)
     public void createFolderEmptyName() {
         final Optional<Folder> parent = folderRepo.findById(-2005L);
-        assertThat(parent.isPresent(), is(false));
+        assertThat(parent.isPresent(), is(true));
 
         final Folder test = folderManager.createFolder(" ", parent.get());
 

ccm-core/pom.xml

@@ -85,10 +85,10 @@
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-api</artifactId>
         </dependency>
-        <dependency>
+        <!--<dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-1.2-api</artifactId>
-        </dependency>
+        </dependency>-->
         
         <dependency>
             <groupId>commons-beanutils</groupId>

ccm-core/src/main/java/com/arsdigita/bebop/Completable.java

@@ -31,20 +31,15 @@ import com.arsdigita.bebop.event.ActionListener;
 import java.util.ArrayList;
 import java.util.Iterator;
 
-import org.apache.log4j.Logger;
 
 /**
  * Completable.
  *
  * @author <a href="mailto:rhs@mit.edu">rhs@mit.edu</a>
- * @version $Revision: #10 $ $Date: 2004/08/16 $
- * @version $Id: Completable.java 287 2005-02-22 00:29:02Z sskracic $
  **/
 
 public abstract class Completable implements Component {
 
-    private final static Logger s_log = Logger.getLogger(Completable.class);
-
     private ArrayList m_completionListeners = new ArrayList();
 
     public Completable() {

ccm-core/src/main/java/com/arsdigita/bebop/DescriptiveComponent.java

@@ -21,7 +21,6 @@ package com.arsdigita.bebop;
 import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.xml.Element;
 
-import org.apache.log4j.Logger;
 
 
 /**
@@ -34,12 +33,6 @@ import org.apache.log4j.Logger;
  */
 abstract public class DescriptiveComponent extends SimpleComponent {
 
-    /** Internal logger instance to faciliate debugging. Enable logging output
-     *  by editing /WEB-INF/conf/log4j.properties int the runtime environment
-     *  and set com.arsdigita.bebop.DescriptiveComponent=DEBUG 
-     *  by uncommenting or adding the line.                                   */
-    private static final Logger s_log = Logger.getLogger(DescriptiveComponent.class);
-
     /** Property to store informational text for the user about the Link, e.g. 
      *  how to use it, or when to use it (or not to use it).                  */
     private GlobalizedMessage m_hint; //= GlobalizationUtil.globalize("bebop.hint.no_entry_yet");

ccm-core/src/main/java/com/arsdigita/bebop/ElementComponent.java

@@ -19,7 +19,6 @@
 package com.arsdigita.bebop;
 
 import com.arsdigita.xml.Element;
-import org.apache.log4j.Logger;
 
 /**
  * A component that gets its text entirely from a single XSL element.
@@ -29,9 +28,6 @@ import org.apache.log4j.Logger;
  **/
 public class ElementComponent extends SimpleComponent {
 
-    private static final Logger s_log =
-        Logger.getLogger(ElementComponent.class.getName());
-
     private String m_name;
     private String m_uri;
 

ccm-core/src/main/java/com/arsdigita/bebop/Form.java

@@ -19,7 +19,9 @@
 package com.arsdigita.bebop;
 
 import com.arsdigita.bebop.form.Hidden;
+
 import javax.servlet.ServletException;
+
 import com.arsdigita.bebop.util.Traversal;
 import com.arsdigita.bebop.util.BebopConstants;
 import com.arsdigita.bebop.parameters.ParameterModel;
@@ -31,9 +33,10 @@ import com.arsdigita.util.UncheckedWrapperException;
 import com.arsdigita.xml.Element;
 import com.arsdigita.globalization.GlobalizedMessage;
 
-import java.util.Iterator;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
-import org.apache.log4j.Logger;
+import java.util.Iterator;
 
 /**
  * Represents the visual structure of an HTML form. Forms can be constructed with a Container
@@ -71,7 +74,6 @@ import org.apache.log4j.Logger;
  * @author Rory Solomon
  * @author David Lutterkort
  *
- * @version $Id: Form.java 287 2005-02-22 00:29:02Z sskracic $
  */
 public class Form extends FormSection implements BebopConstants {
 
@@ -80,7 +82,7 @@ public class Form extends FormSection implements BebopConstants {
      * /WEB-INF/conf/log4j.properties int hte runtime environment and set
      * com.arsdigita.bebop.Form=DEBUG by uncommenting or adding the line.
      */
-    private static final Logger s_log = Logger.getLogger(Form.class);
+    private static final Logger LOGGER = LogManager.getLogger(Form.class);
 
     /**
      * Constant for specifying a <code>get</code> submission method for this form. See the <a href=
@@ -524,7 +526,7 @@ public class Form extends FormSection implements BebopConstants {
                 try {
                     return process(s);
                 } catch (FormProcessException e) {
-                    s_log.error("Form Process exception", e);
+                    LOGGER.error("Form Process exception", e);
                     throw new UncheckedWrapperException("Form Process error: "
                                                             + e.getMessage(), e);
                 }

ccm-core/src/main/java/com/arsdigita/bebop/FormModel.java

@@ -30,10 +30,13 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.util.Lockable;
 import com.arsdigita.util.URLRewriter;
 import com.arsdigita.web.RedirectSignal;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
-import org.apache.log4j.Logger;
 
 /**
  * A container for two classes of
@@ -62,11 +65,10 @@ import org.apache.log4j.Logger;
  * @author Uday Mathur
  * @author Stas Freidin
  * @author Rory Solomon
- * @version $Id: FormModel.java 287 2005-02-22 00:29:02Z sskracic $
  */
 public class FormModel implements Lockable {
 
-    private static final Logger s_log = Logger.getLogger(FormModel.class);
+    private static final Logger LOGGER = LogManager.getLogger(FormModel.class);
 
     private static final String MAGIC_TAG_PREFIX = "form.";
 
@@ -147,8 +149,8 @@ public class FormModel implements Lockable {
         parameter.setDefaultOverridesNull(m_defaultOverridesNull);
         m_parameterModels.add(parameter);
 
-        if( s_log.isDebugEnabled() ) {
-            s_log.debug( "Added parameter: " + parameter.getName() + "[" +
+        if( LOGGER.isDebugEnabled() ) {
+            LOGGER.debug( "Added parameter: " + parameter.getName() + "[" +
                          parameter.getClass().getName() + "]" );
         }
     }
@@ -318,18 +320,18 @@ public class FormModel implements Lockable {
      */
     void process(final PageState state, final FormData data)
             throws FormProcessException {
-        s_log.debug("Processing the form model");
+        LOGGER.debug("Processing the form model");
 
         final FormSectionEvent e = new FormSectionEvent(this, state, data);
 
         if (data.isSubmission()) {
-            s_log.debug("The request is a form submission; running " +
+            LOGGER.debug("The request is a form submission; running " +
                         "submission listeners");
 
             try {
                 fireSubmitted(e);
             } catch (FormProcessException fpe) {
-                s_log.debug("A FormProcessException was thrown while firing " +
+                LOGGER.debug("A FormProcessException was thrown while firing " +
                             "submit; aborting further processing");
                 return;
             } finally {
@@ -337,39 +339,39 @@ public class FormModel implements Lockable {
 
             
             try {
-                s_log.debug("Validating parameters");
+                LOGGER.debug("Validating parameters");
                 fireParameterValidation(e);
                 
-                s_log.debug("Validating form");
+                LOGGER.debug("Validating form");
                 fireFormValidation(e);
             } finally {
             }
 
             if (data.isValid()) {
-                s_log.debug("The form data is valid; running process " +
+                LOGGER.debug("The form data is valid; running process " +
                             "listeners");
 
                 try {
                     fireFormProcess(e);
                 } catch (FormProcessException fpe) {
-                s_log.debug("A FormProcessException was thrown while " +
+                LOGGER.debug("A FormProcessException was thrown while " +
                             "initializing the form; storing the error", fpe);
 
                 data.addError("Initialization Aborted: " + fpe.getMessages());
                 } finally {
                 }
             } else {
-                s_log.debug("The form data was not valid; this form " +
+                LOGGER.debug("The form data was not valid; this form " +
                             "will not run its process listeners");
             }
         } else {
-            s_log.debug("The request is not a form submission; " +
+            LOGGER.debug("The request is not a form submission; " +
                         "running init listeners");
 
             try {
                 fireFormInit(e);
             } catch (FormProcessException fpe) {
-                s_log.debug("A FormProcessException was thrown while " +
+                LOGGER.debug("A FormProcessException was thrown while " +
                             "initializing the form; storing the error", fpe);
 
                 data.addError("Initialization Aborted: " + fpe.getMessages());
@@ -476,13 +478,13 @@ public class FormModel implements Lockable {
             try {
                 ((FormProcessListener) i.next()).process(e);
             } catch( RedirectSignal signal ) {
-                if( s_log.isDebugEnabled() ) {
-                    s_log.debug( "Delaying redirect to " +
+                if( LOGGER.isDebugEnabled() ) {
+                    LOGGER.debug( "Delaying redirect to " +
                                  signal.getDestinationURL() );
                 }
 
                 if( null != redirect ) {
-                    s_log.error( "Non-deterministic redirect. Ignoring earlier occurrence.", redirect );
+                    LOGGER.error( "Non-deterministic redirect. Ignoring earlier occurrence.", redirect );
                 }
 
                 redirect = signal;

ccm-core/src/main/java/com/arsdigita/bebop/FormSection.java

@@ -28,28 +28,29 @@ import com.arsdigita.bebop.event.FormValidationListener;
 import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 
-import java.util.Iterator;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
-import org.apache.log4j.Logger;
+import java.util.Iterator;
 
 /**
  * A standalone section of a <code>Form</code>. A <code>FormSection</code>
- * contains other Bebop components, most importantly
- * <code>Widgets</code> and associated listeners. It serves two purposes:
+ * contains other Bebop components, most importantly <code>Widgets</code> and
+ * associated listeners. It serves two purposes:
  * <UL>
  * <LI>Divides a form into visual sections</LI>
- * <LI>Serves as a container for form fragments that can function by themselves 
- *     and can be dropped into other forms</LI>
+ * <LI>Serves as a container for form fragments that can function by themselves
+ * and can be dropped into other forms</LI>
  * </UL>
- * <p>Since a <code>FormSection</code> has its own init, validation, and
- * process listeners, it can do all of its processing without any intervention
- * from the enclosing form.
+ * <p>
+ * Since a <code>FormSection</code> has its own init, validation, and process
+ * listeners, it can do all of its processing without any intervention from the
+ * enclosing form.
  *
- * Although a <code>FormSection</code> contains all the same pieces
- * that a <code>Form</code> does, it can only be used if it is added
- * directly or indirectly to a <code>Form</code>. <code>FormSection</code>s
- * that are not contained in a <code>Form</code> do not exhibit any useful
- * behavior.
+ * Although a <code>FormSection</code> contains all the same pieces that a
+ * <code>Form</code> does, it can only be used if it is added directly or
+ * indirectly to a <code>Form</code>. <code>FormSection</code>s that are not
+ * contained in a <code>Form</code> do not exhibit any useful behavior.
  *
  * @see Form
  * @see FormModel
@@ -59,34 +60,41 @@ import org.apache.log4j.Logger;
  * @author Stas Freidin
  * @author Rory Solomon
  * @author David Lutterkort
- *
- * @version $Id: FormSection.java 287 2005-02-22 00:29:02Z sskracic $
  */
 public class FormSection extends DescriptiveComponent implements Container {
 
-    /** Internal logger instance to faciliate debugging. Enable logging output
-     *  by editing /WEB-INF/conf/log4j.properties int the runtime environment
-     *  and set com.arsdigita.subsite.FormSection=DEBUG 
-     *  by uncommenting or adding the line.                                   */
-    private static final Logger s_log = Logger.getLogger(FormSection.class);
+    /**
+     * Internal logger instance to faciliate debugging. Enable logging output by
+     * editing /WEB-INF/conf/log4j.properties int the runtime environment and
+     * set com.arsdigita.subsite.FormSection=DEBUG by uncommenting or adding the
+     * line.
+     */
+    private static final Logger LOGGER = LogManager.getLogger(FormSection.class);
 
-    /** Underlying <code>FormModel</code> that stores
-     *  the parameter models for all the widgets in this form section.        */
+    /**
+     * Underlying <code>FormModel</code> that stores the parameter models for
+     * all the widgets in this form section.
+     */
     protected FormModel m_formModel;
 
-    /** The container to which all children are added. A
-     *  <code>ColumnPanel</code> by default.                                  */
+    /**
+     * The container to which all children are added. A <code>ColumnPanel</code>
+     * by default.
+     */
     protected Container m_panel;
 
-    /** Contains all the listeners that were added with the various
-     *  addXXXListener methods.
-     *  We maintain our own list of listeners, so that we can re-send the
-     *  events the FormModel generates, but with us as the source, not the
-     *  FormModel.                                                            */
+    /**
+     * Contains all the listeners that were added with the various
+     * addXXXListener methods. We maintain our own list of listeners, so that we
+     * can re-send the events the FormModel generates, but with us as the
+     * source, not the FormModel.
+     */
     private EventListenerList m_listeners;
 
-    /** Listeners we attach to the FormModel to forward
-     * form model events to our listeners with the right source               */
+    /**
+     * Listeners we attach to the FormModel to forward form model events to our
+     * listeners with the right source
+     */
     private FormSubmissionListener m_forwardSubmission;
 
     private FormInitListener m_forwardInit;
@@ -94,10 +102,11 @@ public class FormSection extends DescriptiveComponent implements Container {
     private FormProcessListener m_forwardProcess;
 
     /**
-     * Constructs a new form section. Sets the implicit layout Container of
-     * this <code>FormSection</code> to two column <code>ColumnPanel</code>
-     * by calling the 1-argument constructor.
-     **/
+     * Constructs a new form section. Sets the implicit layout Container of this
+     * <code>FormSection</code> to two column <code>ColumnPanel</code> by
+     * calling the 1-argument constructor.
+     *
+     */
     public FormSection() {
         this(new ColumnPanel(2, true));
     }
@@ -105,24 +114,26 @@ public class FormSection extends DescriptiveComponent implements Container {
     /**
      * Constructs a new form section. Sets the form model of this
      * <code>FormSection</code> to a new, anonymous FormModel.
-     * 
+     *
      * @param panel
-     **/
+     *
+     */
     public FormSection(Container panel) {
         this(panel, new FormModel("anonymous"));
     }
 
     /**
-     * Constructs a new form section. Sets the implicit layout Container of
-     * this <code>FormSection</code> to <code>panel</code>.  Sets the form
-     * model of this <code>FormSection</code> to <code>model</code>.
+     * Constructs a new form section. Sets the implicit layout Container of this
+     * <code>FormSection</code> to <code>panel</code>. Sets the form model of
+     * this <code>FormSection</code> to <code>model</code>.
      *
      * @param panel the container within this form section that holds the
-     * components that are added to the form section with calls to the
-     * <code>add</code> methods
+     *              components that are added to the form section with calls to
+     *              the <code>add</code> methods
      *
      * @param model the form model for this form section
-     **/
+     *
+     */
     protected FormSection(Container panel, FormModel model) {
         super();
         m_panel = panel;
@@ -135,17 +146,19 @@ public class FormSection extends DescriptiveComponent implements Container {
      * initialized with the request parameters but before any of the init,
      * validation, or process listeners are run. The listener's
      * <code>submitted</code> method may throw a
-     * <code>FormProcessException</code> to signal that any further
-     * processing of the form should be aborted.
+     * <code>FormProcessException</code> to signal that any further processing
+     * of the form should be aborted.
      *
      * @param listener a submission listener to run every time the form is
-     * submitted
+     *                 submitted
+     *
      * @see FormModel#addSubmissionListener
      * @pre listener != null
      */
     public void addSubmissionListener(FormSubmissionListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Adding submission listener " + listener + " to " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Adding submission listener " + listener + " to "
+                         + this);
         }
 
         Assert.exists(listener, "Submission Listener");
@@ -155,15 +168,15 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Removes the specified submission listener from the
-     * list of submission listeners (if it had previously been added).
+     * Removes the specified submission listener from the list of submission
+     * listeners (if it had previously been added).
      *
      * @param listener the submission listener to remove
      */
     public void removeSubmissionListener(FormSubmissionListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing submission listener " + listener + " from "
-                        + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing submission listener " + listener + " from "
+                             + this);
         }
 
         Assert.exists(listener, "Submission Listener");
@@ -176,28 +189,29 @@ public class FormSection extends DescriptiveComponent implements Container {
      * listeners.
      *
      * @param e the event to pass to the listeners
+     *
      * @throws FormProcessException if one of the listeners throws such an
-     * exception.
+     *                              exception.
      */
     protected void fireSubmitted(FormSectionEvent e)
-            throws FormProcessException {
+        throws FormProcessException {
         Assert.exists(e.getFormData(), "FormData");
         FormProcessException delayedException = null;
 
         Iterator i = m_listeners.getListenerIterator(
-                FormSubmissionListener.class);
+            FormSubmissionListener.class);
         while (i.hasNext()) {
             final FormSubmissionListener listener = (FormSubmissionListener) i.
-                    next();
+                next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing submission listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing submission listener " + listener);
             }
 
             try {
                 listener.submitted(e);
             } catch (FormProcessException ex) {
-                s_log.debug(ex);
+                LOGGER.debug(ex);
                 delayedException = ex;
             }
         }
@@ -207,7 +221,7 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * 
+     *
      */
     protected void forwardSubmission() {
         if (m_forwardSubmission == null) {
@@ -221,35 +235,36 @@ public class FormSection extends DescriptiveComponent implements Container {
      * form section.
      *
      * @return a submission listener that forwards submission events to this
-     * form section.
+     *         form section.
      */
     protected FormSubmissionListener createSubmissionListener() {
         return new FormSubmissionListener() {
 
             @Override
             public void submitted(FormSectionEvent e)
-                    throws FormProcessException {
+                throws FormProcessException {
                 fireSubmitted(new FormSectionEvent(FormSection.this,
                                                    e.getPageState(),
                                                    e.getFormData()));
             }
+
         };
     }
 
     /**
-     * Adds a listener for form initialization events. Initialization
-     * events occur when a form is initially requested by the user, but
-     * not when the form is subsequently submitted.  They typically
-     * perform actions such as querying the database for existing values
-     * to set up an edit form, or obtaining a sequence value to set up a
-     * create form.
+     * Adds a listener for form initialization events. Initialization events
+     * occur when a form is initially requested by the user, but not when the
+     * form is subsequently submitted. They typically perform actions such as
+     * querying the database for existing values to set up an edit form, or
+     * obtaining a sequence value to set up a create form.
      *
      * @param listener an instance of a class that implements the
-     * <code>FormInitListener</code> interface
-     * */
+     *                 <code>FormInitListener</code> interface
+     *
+     */
     public void addInitListener(FormInitListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Adding init listener " + listener + " to " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Adding init listener " + listener + " to " + this);
         }
 
         Assert.exists(listener, "FormInitListener");
@@ -259,14 +274,14 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Removes the specified init listener from the
-     * list of init listeners (if it had previously been added).
+     * Removes the specified init listener from the list of init listeners (if
+     * it had previously been added).
      *
      * @param listener the init listener to remove
      */
     public void removeInitListener(FormInitListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing init listener " + listener + " from " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing init listener " + listener + " from " + this);
         }
 
         Assert.exists(listener, "Init Listener");
@@ -275,12 +290,12 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Calls the <code>init</code> method on all registered init
-     * listeners.
+     * Calls the <code>init</code> method on all registered init listeners.
      *
      * @param e the event to pass to the listeners
+     *
      * @throws FormProcessException if one of the listeners throws such an
-     * exception.
+     *                              exception.
      */
     protected void fireInit(FormSectionEvent e) throws FormProcessException {
         Assert.exists(e.getFormData(), "FormData");
@@ -289,8 +304,8 @@ public class FormSection extends DescriptiveComponent implements Container {
         while (i.hasNext()) {
             final FormInitListener listener = (FormInitListener) i.next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing init listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing init listener " + listener);
             }
 
             listener.init(e);
@@ -298,7 +313,7 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * 
+     *
      */
     protected void forwardInit() {
         if (m_forwardInit == null) {
@@ -308,22 +323,21 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Creates the init listener that forwards init events to this form
-     * section.
+     * Creates the init listener that forwards init events to this form section.
      *
-     * @return an init listener that forwards init events to this
-     * form section.
+     * @return an init listener that forwards init events to this form section.
      */
     protected FormInitListener createInitListener() {
         return new FormInitListener() {
 
             @Override
             public void init(FormSectionEvent e)
-                    throws FormProcessException {
+                throws FormProcessException {
                 fireInit(new FormSectionEvent(FormSection.this,
                                               e.getPageState(),
                                               e.getFormData()));
             }
+
         };
     }
 
@@ -342,20 +356,23 @@ public class FormSection extends DescriptiveComponent implements Container {
                                                 e.getPageState(),
                                                 e.getFormData()));
             }
+
         };
     }
 
     /**
-     * Adds a validation listener, implementing a custom validation
-     * check that applies to the form as a whole.  Useful for checks
-     * that require examination of the values of more than one parameter.
+     * Adds a validation listener, implementing a custom validation check that
+     * applies to the form as a whole. Useful for checks that require
+     * examination of the values of more than one parameter.
      *
      * @param listener an instance of a class that implements the
-     * <code>FormValidationListener</code> interface
-     * */
+     *                 <code>FormValidationListener</code> interface
+     *
+     */
     public void addValidationListener(FormValidationListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Adding validation listener " + listener + " to " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Adding validation listener " + listener + " to "
+                         + this);
         }
 
         Assert.exists(listener, "FormValidationListener");
@@ -365,15 +382,15 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Removes the specified validation listener from the
-     * list of validation listeners (if it had previously been added).
+     * Removes the specified validation listener from the list of validation
+     * listeners (if it had previously been added).
      *
      * @param listener a validation listener
      */
     public void removeValidationListener(FormValidationListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing validation listener " + listener + " from "
-                        + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing validation listener " + listener + " from "
+                             + this);
         }
 
         Assert.exists(listener, "Validation Listener");
@@ -391,19 +408,19 @@ public class FormSection extends DescriptiveComponent implements Container {
         FormData data = e.getFormData();
         Assert.exists(data, "FormData");
         Iterator i = m_listeners.getListenerIterator(
-                FormValidationListener.class);
+            FormValidationListener.class);
         while (i.hasNext()) {
             try {
-                final FormValidationListener listener =
-                                             (FormValidationListener) i.next();
+                final FormValidationListener listener
+                                             = (FormValidationListener) i.next();
 
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("Firing validation listener " + listener);
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("Firing validation listener " + listener);
                 }
 
                 listener.validate(e);
             } catch (FormProcessException fpe) {
-                s_log.debug(fpe);
+                LOGGER.debug(fpe);
                 data.addError(fpe.getGlobalizedMessage());
             }
         }
@@ -421,7 +438,7 @@ public class FormSection extends DescriptiveComponent implements Container {
      * form section.
      *
      * @return a validation listener that forwards validation events to this
-     * form section.
+     *         form section.
      */
     protected FormValidationListener createValidationListener() {
         return new FormValidationListener() {
@@ -432,23 +449,26 @@ public class FormSection extends DescriptiveComponent implements Container {
                                                   e.getPageState(),
                                                   e.getFormData()));
             }
+
         };
     }
 
     /**
-     * Adds a listener for form processing events.  <p>Process events
-     * only occur after a form submission has been successfully
-     * validated.  They are typically used to perform a database
-     * transaction or other operation based on the submitted data.
-     * <p>Process listeners are executed in the order in which
-     * they are added.
+     * Adds a listener for form processing events.
+     * <p>
+     * Process events only occur after a form submission has been successfully
+     * validated. They are typically used to perform a database transaction or
+     * other operation based on the submitted data.
+     * <p>
+     * Process listeners are executed in the order in which they are added.
      *
      * @param listener an instance of a class that implements the
-     * <code>FormProcessListener</code> interface
-     * */
+     *                 <code>FormProcessListener</code> interface
+     *
+     */
     public void addProcessListener(final FormProcessListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Adding process listener " + listener + " to " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Adding process listener " + listener + " to " + this);
         }
 
         Assert.exists(listener, "FormProcessListener");
@@ -459,15 +479,15 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Removes the specified process listener from the
-     * list of process listeners (if it had previously been added).
+     * Removes the specified process listener from the list of process listeners
+     * (if it had previously been added).
      *
      * @param listener the process listener to remove
      */
     public void removeProcessListener(FormProcessListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing process listener " + listener + " from "
-                        + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing process listener " + listener + " from "
+                             + this);
         }
 
         Assert.exists(listener, "Process Listener");
@@ -488,11 +508,12 @@ public class FormSection extends DescriptiveComponent implements Container {
 
             @Override
             public void process(FormSectionEvent e)
-                    throws FormProcessException {
+                throws FormProcessException {
                 fireProcess(new FormSectionEvent(FormSection.this,
                                                  e.getPageState(),
                                                  e.getFormData()));
             }
+
         };
     }
 
@@ -501,18 +522,19 @@ public class FormSection extends DescriptiveComponent implements Container {
      * listeners.
      *
      * @param e the event to pass to the listeners
+     *
      * @throws FormProcessException if one of the listeners throws such an
-     * exception.
+     *                              exception.
      */
     protected void fireProcess(FormSectionEvent e)
-            throws FormProcessException {
+        throws FormProcessException {
         Assert.exists(e.getFormData(), "FormData");
         Iterator i = m_listeners.getListenerIterator(FormProcessListener.class);
         while (i.hasNext()) {
             final FormProcessListener listener = (FormProcessListener) i.next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing process listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing process listener " + listener);
             }
 
             listener.process(e);
@@ -521,30 +543,33 @@ public class FormSection extends DescriptiveComponent implements Container {
 
     /**
      * Since a form section cannot be processed, always throws an error.
-     * (Processing of form sections is done by the form in which the
-     * section is contained.)
+     * (Processing of form sections is done by the form in which the section is
+     * contained.)
      *
      * @param data
-     * @return 
-     * @throws javax.servlet.ServletException because processing a form section 
-     *         is not meaningful.
+     *
+     * @return
+     *
+     * @throws javax.servlet.ServletException because processing a form section
+     *                                        is not meaningful.
      */
     public FormData process(PageState data)
-            throws javax.servlet.ServletException {
+        throws javax.servlet.ServletException {
         throw new UnsupportedOperationException();
     }
 
     /**
-     * Adds a listener for form cancellation events.  Cancellation
-     * listeners are typically used to clean-up page state and
-     * potentially intermediate changes to the database.
+     * Adds a listener for form cancellation events. Cancellation listeners are
+     * typically used to clean-up page state and potentially intermediate
+     * changes to the database.
      *
      * @param listener an instance of a class that implements the
-     * <code>FormCancelListener</code> interface
-     * */
+     *                 <code>FormCancelListener</code> interface
+     *
+     */
     public void addCancelListener(FormCancelListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Adding cancel listener " + listener + " to " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Adding cancel listener " + listener + " to " + this);
         }
 
         Assert.exists(listener, "FormCancelListener");
@@ -553,14 +578,15 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Removes the specified cancellation listener from the
-     * list of cancellation listeners (if it had previously been added).
+     * Removes the specified cancellation listener from the list of cancellation
+     * listeners (if it had previously been added).
      *
      * @param listener the cancellation listener to remove
      */
     public void removeCancelListener(FormCancelListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing cancel listener " + listener + " from " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing cancel listener " + listener + " from "
+                         + this);
         }
 
         Assert.exists(listener, "Cancel Listener");
@@ -573,18 +599,19 @@ public class FormSection extends DescriptiveComponent implements Container {
      * listeners.
      *
      * @param e the event to pass to the listeners
+     *
      * @throws FormProcessException if one of the listeners throws such an
-     * exception.
+     *                              exception.
      */
     protected void fireCancel(FormSectionEvent e)
-            throws FormProcessException {
+        throws FormProcessException {
         Assert.exists(e.getFormData(), "FormData");
         Iterator i = m_listeners.getListenerIterator(FormCancelListener.class);
         while (i.hasNext()) {
             final FormCancelListener listener = (FormCancelListener) i.next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing cancel listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing cancel listener " + listener);
             }
 
             listener.cancel(e);
@@ -592,15 +619,15 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Traverses the children this FormSection, collecting parameter models
-     * and listeners into the supplied FormModel. Sets implicit pointers
-     * of widgets in this FormSection to the supplied Form.
+     * Traverses the children this FormSection, collecting parameter models and
+     * listeners into the supplied FormModel. Sets implicit pointers of widgets
+     * in this FormSection to the supplied Form.
      *
      * @param f pointer to the form that is set inside Widgets within this
      *          FormSection
-     * @param m the FormModel in which to merge ParameterModels and
-     *          Listeners
-     * */
+     * @param m the FormModel in which to merge ParameterModels and Listeners
+     *
+     */
     @Override
     public void register(Form f, FormModel m) {
         m.mergeModel(getModel());
@@ -610,14 +637,16 @@ public class FormSection extends DescriptiveComponent implements Container {
      * Accessor method for this form's FormModel.
      *
      * @return FormModel The model of this form.
-     * */
+     *
+     */
     protected final FormModel getModel() {
         return m_formModel;
     }
 
     /**
      * Locks this FormSection, its FormModel, and the implicit Container.
-     * */
+     *
+     */
     @Override
     public void lock() {
         m_formModel.lock();
@@ -636,19 +665,19 @@ public class FormSection extends DescriptiveComponent implements Container {
      *
      * This must not be final, because MetaFrom needs to override it.
      *
-     * @return 
+     * @return
      */
     public Container getPanel() {
         return m_panel;
     }
 
     /**
-     * Returns an iterator over the children of this component. If the
-     * component has no children, returns an empty iterator (not
-     * <code>null</code> !).
+     * Returns an iterator over the children of this component. If the component
+     * has no children, returns an empty iterator (not <code>null</code> !).
      *
      * @post return != null
-     * */
+     *
+     */
     @Override
     public Iterator children() {
         return m_panel.children();
@@ -659,12 +688,14 @@ public class FormSection extends DescriptiveComponent implements Container {
      * <code>parent</code>. Uses the request values stored in
      * <code>state</code>.</p>
      *
-     * <p> This method generates DOM to be used with the XSLT template
-     * to produce the appropriate output.</p>
+     * <p>
+     * This method generates DOM to be used with the XSLT template to produce
+     * the appropriate output.</p>
      *
      * @param pageState the state of the current page
-     * @param parent the node that will be used to write to
-     * */
+     * @param parent    the node that will be used to write to
+     *
+     */
     @Override
     public void generateXML(PageState pageState, Element parent) {
         if (isVisible(pageState)) {
@@ -677,20 +708,21 @@ public class FormSection extends DescriptiveComponent implements Container {
      * Adds a component to this container.
      *
      * @param pc the component to add to this container
-     * */
+     *
+     */
     @Override
     public void add(Component pc) {
         m_panel.add(pc);
     }
 
     /**
-     * Adds a component with the specified layout constraints to this
-     * container. Layout constraints are defined in each layout container as
-     * static ints. Use a bitwise OR to specify multiple constraints.
+     * Adds a component with the specified layout constraints to this container.
+     * Layout constraints are defined in each layout container as static ints.
+     * Use a bitwise OR to specify multiple constraints.
      *
-     * @param pc the component to add to this container
-     * @param constraints layout constraints (a bitwise OR of static ints in 
-     *                    the particular layout)
+     * @param pc          the component to add to this container
+     * @param constraints layout constraints (a bitwise OR of static ints in the
+     *                    particular layout)
      */
     @Override
     public void add(Component pc, int constraints) {
@@ -698,41 +730,40 @@ public class FormSection extends DescriptiveComponent implements Container {
     }
 
     /**
-     * Returns <code>true</code> if this list contains the
-     * specified element. More
-     * formally, returns true if and only if this list contains at least
+     * Returns <code>true</code> if this list contains the specified element.
+     * More formally, returns true if and only if this list contains at least
      * one element e such that (o==null ? e==null : o.equals(e)).
      *
-     * This method returns <code>true</code> only if the component has
-     * been directly
-     * added to this container. If this container contains another
+     * This method returns <code>true</code> only if the component has been
+     * directly added to this container. If this container contains another
      * container that contains this component, this method returns
      * <code>false</code>.
      *
-     * @param  o element whose presence in this container is to be tested
+     * @param o element whose presence in this container is to be tested
      *
-     * @return <code>true</code> if this Container contains the
-     * specified component directly; <code>false</code> otherwise.
+     * @return <code>true</code> if this Container contains the specified
+     *         component directly; <code>false</code> otherwise.
      *
-     * */
+     *
+     */
     @Override
     public boolean contains(Object o) {
         return m_panel.contains(o);
     }
 
     /**
-     *  Returns the
-     * Component at the specified position. Each call to add()
-     * increments the index. This method should be used in conjunction
-     * with indexOf
+     * Returns the Component at the specified position. Each call to add()
+     * increments the index. This method should be used in conjunction with
+     * indexOf
      *
-     * @param index The index of the item to be retrieved from this
-     * Container. Since the user has no control over the index of added
-     * components (other than counting each call to add), this method
-     * should be used in conjunction with indexOf.
+     * @param index The index of the item to be retrieved from this Container.
+     *              Since the user has no control over the index of added
+     *              components (other than counting each call to add), this
+     *              method should be used in conjunction with indexOf.
      *
      * @return the component at the specified position in this container
-     * */
+     *
+     */
     @Override
     public Component get(int index) {
         return (Component) m_panel.get(index);
@@ -744,10 +775,10 @@ public class FormSection extends DescriptiveComponent implements Container {
      *
      * @param pc component to search for
      *
-     * @return the index in this list of the first occurrence of
-     * the specified element, or -1 if this list does not contain this
-     * element.
-     * */
+     * @return the index in this list of the first occurrence of the specified
+     *         element, or -1 if this list does not contain this element.
+     *
+     */
     @Override
     public int indexOf(Component pc) {
         return m_panel.indexOf(pc);
@@ -757,8 +788,9 @@ public class FormSection extends DescriptiveComponent implements Container {
      * Determines whether the container contains any components.
      *
      * @return <code>true</code> if this container contains no components
-     * <code>false</code> otherwise.
-     * */
+     *         <code>false</code> otherwise.
+     *
+     */
     @Override
     public boolean isEmpty() {
         return m_panel.isEmpty();
@@ -769,9 +801,11 @@ public class FormSection extends DescriptiveComponent implements Container {
      * recursively count the components indirectly contained in this container.
      *
      * @return the number of components directly in this container.
-     * */
+     *
+     */
     @Override
     public int size() {
         return m_panel.size();
     }
+
 }

ccm-core/src/main/java/com/arsdigita/bebop/FormStep.java

@@ -18,8 +18,6 @@
  */
 package com.arsdigita.bebop;
 
-import org.apache.log4j.Logger;
-
 import com.arsdigita.bebop.event.FormInitListener;
 import com.arsdigita.bebop.event.FormSectionEvent;
 import com.arsdigita.bebop.form.Widget;
@@ -27,6 +25,9 @@ import com.arsdigita.bebop.parameters.BooleanParameter;
 import com.arsdigita.bebop.util.Traversal;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 /**
  * The FormStep class modifies the behavior of FormSection with respect to
  * listener firing. Instead of firing init listeners the first time the
@@ -34,31 +35,29 @@ import com.arsdigita.xml.Element;
  * listeners the first time the FormStep itself is displayed on the page. The
  * process, validate, and submission listeners are then fired on every
  * submission following the one in which the init listeners were fired. This
- * behavior is useful when used in conjunction with {@link MultiStepForm} or
- * its subclasses to provide initialization in later steps of a multi step
- * form that depends on the values entered in earlier steps.
+ * behavior is useful when used in conjunction with {@link MultiStepForm} or its
+ * subclasses to provide initialization in later steps of a multi step form that
+ * depends on the values entered in earlier steps.
  *
  * updated chris.gilbert@westsussex.gov.uk - support for session based wizards
  * (which enable use of actionlinks in wizard)
-
+ *
  * @see Wizard
  * @see MultiStepForm
  *
  * @author <a href="mailto:rhs@mit.edu">rhs@mit.edu</a>
- * @version $Id: FormStep.java 1414 2006-12-07 14:24:10Z chrisgilbert23 $
- **/
-
+ *
+ */
 public class FormStep extends FormSection {
-    private final static Logger s_log = Logger.getLogger(FormStep.class);
+
+    private final static Logger LOGGER = LogManager.getLogger(FormStep.class);
 
     private Form m_form = null;
 
     // cg - changed to using a parameter that is stored in pagestate so that if there are links
     // within the form then the init status of the steps is not lost
     // private Hidden m_initialized;
-    
     private BooleanParameter m_initialized;
-    
 
     /**
      * Constructs a new FormStep with the given name. The name must uniquely
@@ -66,8 +65,8 @@ public class FormStep extends FormSection {
      *
      * @param name A name that uniquely identifies this FormStep within it's
      *             enclosing Form.
-     **/
-
+     *
+     */
     public FormStep(String name) {
         addInitialized(name);
     }
@@ -76,11 +75,11 @@ public class FormStep extends FormSection {
      * Constructs a new FormStep with the given name. The name must uniquely
      * identify this FormStep within it's enclosing Form.
      *
-     * @param name A name that uniquely identifies this FormStep within it's
-     *             enclosing Form.
+     * @param name  A name that uniquely identifies this FormStep within it's
+     *              enclosing Form.
      * @param panel The container used to back this FormStep.
-     **/
-
+     *
+     */
     public FormStep(String name, Container panel) {
         super(panel);
         addInitialized(name);
@@ -93,14 +92,16 @@ public class FormStep extends FormSection {
 
     public void register(Page p) {
         super.register(p);
-	p.addComponentStateParam(this, m_initialized);
-        Traversal trav = new Traversal () {
-                protected void act(Component c) {
-                    if (c instanceof Widget) {
-                        ((Widget) c).setValidateInvisible(false);
-                    }
+        p.addComponentStateParam(this, m_initialized);
+        Traversal trav = new Traversal() {
+
+            protected void act(Component c) {
+                if (c instanceof Widget) {
+                    ((Widget) c).setValidateInvisible(false);
                 }
-            };
+            }
+
+        };
 
         trav.preorder(this);
     }
@@ -111,17 +112,18 @@ public class FormStep extends FormSection {
     }
 
     private void addInitialized(String name) {
-     	// m_initialized = new Hidden(new BooleanParameter(name));
-	// add(m_initialized);     
-   	m_initialized = new BooleanParameter(name);
+        // m_initialized = new Hidden(new BooleanParameter(name));
+        // add(m_initialized);     
+        m_initialized = new BooleanParameter(name);
         m_initialized.setDefaultValue(Boolean.FALSE);
     }
 
     public boolean isInitialized(PageState ps) {
         // Object init = m_initialized.getValue(ps);
-	Boolean init = (Boolean)ps.getValue(m_initialized);
+        Boolean init = (Boolean) ps.getValue(m_initialized);
         if (init == null) {
-    	    s_log.debug("init for step " + m_initialized.getName() + " is null. returning true");
+            LOGGER.debug("init for step " + m_initialized.getName()
+                             + " is null. returning true");
             // happens if step state is stored in session - 
             // form containing this step clears session
             // info when processed, but fireProcess invoked
@@ -142,8 +144,11 @@ public class FormStep extends FormSection {
     // Turn off forwarding of init events.
     protected FormInitListener createInitListener() {
         return new FormInitListener() {
-                public void init(FormSectionEvent evt) { }
-            };
+
+            public void init(FormSectionEvent evt) {
+            }
+
+        };
     }
 
     protected void fireSubmitted(FormSectionEvent evt)
@@ -161,11 +166,11 @@ public class FormStep extends FormSection {
 
     protected void fireProcess(FormSectionEvent evt)
         throws FormProcessException {
-        	s_log.debug("fireprocess invoked on Formstep " + m_initialized.getName());
+        LOGGER.debug("fireprocess invoked on Formstep " + m_initialized
+            .getName());
         if (isInitialized(evt.getPageState())) {
             super.fireProcess(evt);
-            
-           
+
         }
     }
 
@@ -176,7 +181,7 @@ public class FormStep extends FormSection {
                 fireInit(new FormSectionEvent(this, ps, fd));
                 setInitialized(ps);
             } catch (FormProcessException ex) {
-                s_log.debug("initialization aborted", ex);
+                LOGGER.debug("initialization aborted", ex);
                 fd.addError("Initialization Aborted: " + ex.getMessages());
             }
         }

ccm-core/src/main/java/com/arsdigita/bebop/Link.java

@@ -20,19 +20,23 @@ package com.arsdigita.bebop;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+
 import com.arsdigita.xml.Element;
 import com.arsdigita.bebop.event.PrintListener;
 import com.arsdigita.util.Assert;
 import com.arsdigita.web.URL;
 import com.arsdigita.web.ParameterMap;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 /**
- * A URL on a page. May contain a label, an image, or any other component.
- *  A Link is a BaseLink that manages URL variables.
+ * A URL on a page. May contain a label, an image, or any other component. A
+ * Link is a BaseLink that manages URL variables.
  *
- * <p> <b>Example:</b> The common usage for a Link component is
- * illustrated in the code fragment below:
+ * <p>
+ * <b>Example:</b> The common usage for a Link component is illustrated in the
+ * code fragment below:
  *
  * <pre>
  *  Page p = new Page("Link Example");
@@ -41,16 +45,16 @@ import org.apache.log4j.Logger;
  *  p.add(link);
  * </pre>
  *
- * <p> The target of the link above will be rendered in HTML as:
+ * <p>
+ * The target of the link above will be rendered in HTML as:
  * <tt>href="path/to/target/?foo=1"</tt>
- * If either the link text or the URL needs to be changed for a link
- * within a locked page, a {@link PrintListener} should be used.
- *
- * @version $Id$
+ * If either the link text or the URL needs to be changed for a link within a
+ * locked page, a {@link PrintListener} should be used.
  */
 public class Link extends BaseLink {
 
-    private static final Logger s_log = Logger.getLogger(ParameterMap.class);
+    private static final Logger LOGGER = LogManager
+        .getLogger(ParameterMap.class);
 
     private static final String FRAME_TARGET_ATTR = "target";
 
@@ -63,29 +67,33 @@ public class Link extends BaseLink {
     protected final String TYPE_LINK = "link";
 
     /**
-     * <p>Passing this value to {@link #setTargetFrame setTargetFrame} will
-     * create a link that opens a new browser window whenever it is clicked.
-     *</p>
+     * <p>
+     * Passing this value to {@link #setTargetFrame setTargetFrame} will create
+     * a link that opens a new browser window whenever it is clicked.
+     * </p>
      *
      * @see #setTargetFrame
      */
     public static final String NEW_FRAME = "_blank";
 
-    /** initialization steps common to all constructors */
+    /**
+     * initialization steps common to all constructors
+     */
     private void init() {
         setTypeAttr(TYPE_LINK);
     }
 
     /**
-     * Constructor creates a link taking url as the target and display it to
-     * the user at the same time. It is the only allowed way to present the
-     * user with a not globlized information. The implementation currently
-     * miss-uses the Label component to display just a not globalized String
-     * which is deprecated.
+     * Constructor creates a link taking url as the target and display it to the
+     * user at the same time. It is the only allowed way to present the user
+     * with a not globlized information. The implementation currently miss-uses
+     * the Label component to display just a not globalized String which is
+     * deprecated.
      *
      * @param url
+     *
      * @deprecated use BaseLink(Component,url) instead with a Label using a
-     *             GlobalizedMessage instead
+     * GlobalizedMessage instead
      */
     public Link(final String url) {
         super(new Label(url), url);
@@ -93,18 +101,19 @@ public class Link extends BaseLink {
 
     /**
      * Constructor, creates a link with a globalized label or an image as label.
-     * 
-     * @param child The <tt>Component</tt> parameter in this constructor is 
-     *              usually a {@link Label} or {@link Image}.
-     * @param url   Starting with release 5.2, this method prefixes the passed-in 
-     *              url with the path to the CCM dispatcher. Code using this 
-     *              constructor should not prefix <code>url</code> with the 
-     *              webapp context path or the dispatcher servlet path.
      *
-     *              The vast majority of CCM UI code expects to link through 
-     *              the dispatcher. Code that does not should use the 
-     *               <code>Link</code> constructor taking a <code>URL</code>.
-     *              @see #Link(String,URL)
+     * @param child The <tt>Component</tt> parameter in this constructor is
+     *              usually a {@link Label} or {@link Image}.
+     * @param url   Starting with release 5.2, this method prefixes the
+     *              passed-in url with the path to the CCM dispatcher. Code
+     *              using this constructor should not prefix <code>url</code>
+     *              with the webapp context path or the dispatcher servlet path.
+     *
+     * The vast majority of CCM UI code expects to link through the dispatcher.
+     * Code that does not should use the <code>Link</code> constructor taking a
+     * <code>URL</code>.
+     *
+     * @see #Link(String,URL)
      */
     public Link(Component child, String url) {
         super(child, url);
@@ -113,12 +122,11 @@ public class Link extends BaseLink {
 
     /**
      * Constructors with <tt>PrintListener</tt> parameters allow for a
-     * {@link PrintListener} to be set for the Link, without the need
-     * to make a separate call to the <tt>addPrintListener</tt> method.
-     * PrintListeners are a convenient way to alter underlying Link
-     * attributes such as Link text or target URL within a locked page
-     * on a per request basis.
-     * 
+     * {@link PrintListener} to be set for the Link, without the need to make a
+     * separate call to the <tt>addPrintListener</tt> method. PrintListeners are
+     * a convenient way to alter underlying Link attributes such as Link text or
+     * target URL within a locked page on a per request basis.
+     *
      * @param child
      * @param l
      */
@@ -128,31 +136,29 @@ public class Link extends BaseLink {
         init();
     }
 
-
     /**
      * Constructors with <tt>PrintListener</tt> parameters allow for a
      * {@link PrintListener} to be set for the Link, without the need to make a
-     * separate call to the <tt>addPrintListener</tt> method.  PrintListeners
-     * are a convenient way to alter underlying Link attributes such as Link
-     * text or target URL within a locked page on a per request basis.
-     * 
+     * separate call to the <tt>addPrintListener</tt> method. PrintListeners are
+     * a convenient way to alter underlying Link attributes such as Link text or
+     * target URL within a locked page on a per request basis.
+     *
      * @deprecated refactor to use Link(Component,PrintListener) to provide a
-     *             globalized label for the link.
+     * globalized label for the link.
      */
     public Link(String label, PrintListener l) {
-        super(label,l);
+        super(label, l);
 
         init();
     }
 
-
     /**
      * Constructors with <tt>PrintListener</tt> parameters allow for a
-     * {@link PrintListener} to be set for the Link, without the need to make a 
-     * separate call to the <tt>addPrintListener</tt> method. PrintListeners
-     * are a convenient way to alter underlying Link attributes such as Link 
-     * text or target URL within a locked page on a per request basis.
-     * 
+     * {@link PrintListener} to be set for the Link, without the need to make a
+     * separate call to the <tt>addPrintListener</tt> method. PrintListeners are
+     * a convenient way to alter underlying Link attributes such as Link text or
+     * target URL within a locked page on a per request basis.
+     *
      * @param listener PrintListener, may be used to change either the Display
      *                 text or the url within a locked page.
      */
@@ -163,23 +169,25 @@ public class Link extends BaseLink {
     }
 
     /**
-     * <p>This constructor is a common one for a Link component, as it allows
-     * for the Link text and the target URL to be set at the same time during
+     * <p>
+     * This constructor is a common one for a Link component, as it allows for
+     * the Link text and the target URL to be set at the same time during
      * construction.</p>
      *
-     * <p>Starting with release 5.2, this method prefixes the
-     * passed-in <code>url</code> with the path to the CCM dispatcher.
-     * Code using this constructor should not prefix <code>url</code>
-     * with the webapp context path or the dispatcher servlet
-     * path.</p>
+     * <p>
+     * Starting with release 5.2, this method prefixes the passed-in
+     * <code>url</code> with the path to the CCM dispatcher. Code using this
+     * constructor should not prefix <code>url</code> with the webapp context
+     * path or the dispatcher servlet path.</p>
      *
-     * <p>The vast majority of CCM UI code expects to link through the
-     * dispatcher.  Code that does not should use the
-     * <code>Link</code> constructor taking a <code>URL</code>.</p>
+     * <p>
+     * The vast majority of CCM UI code expects to link through the dispatcher.
+     * Code that does not should use the <code>Link</code> constructor taking a
+     * <code>URL</code>.</p>
      *
      * @see #Link(String,URL)
      * @deprecated refactor to use Link(Component,PrintListener) to provide a
-     *             globalized label for the link.
+     * globalized label for the link.
      */
     public Link(String label, String url) {
         super(label, url);
@@ -188,17 +196,19 @@ public class Link extends BaseLink {
     }
 
     /**
-     * <p>Constructs a Link using a <code>URL</code>.  When this constructor is
+     * <p>
+     * Constructs a Link using a <code>URL</code>. When this constructor is
      * used, the method {@link #setVar(String,String)} and its deprecated
-     * equivalent have no effect on the resulting hyperlink.  Instead, use the
+     * equivalent have no effect on the resulting hyperlink. Instead, use the
      * <code>ParameterMap</code> argument to <code>URL</code>.</p>
      *
      * @see com.arsdigita.web.URL
      * @see com.arsdigita.web.ParameterMap
      * @param label a <code>String</code> of label text
-     * @param url a <code>URL</code> for the link's target
-     * @deprecated refactor to use Link(Component,URL) to provide a
-     *             globalized label for the link.
+     * @param url   a <code>URL</code> for the link's target
+     *
+     * @deprecated refactor to use Link(Component,URL) to provide a globalized
+     * label for the link.
      */
     public Link(String label, URL url) {
         super(label, url.toString());
@@ -218,14 +228,15 @@ public class Link extends BaseLink {
     }
 
     /**
-     * Sets a query variable and its value. Overwrites any values that may
-     * have been set previously under the specified name.
+     * Sets a query variable and its value. Overwrites any values that may have
+     * been set previously under the specified name.
      * <p>
-     * All the variables set with this method are appended to the
-     * query string in the URL that is output for this <code>Link</code>.
+     * All the variables set with this method are appended to the query string
+     * in the URL that is output for this <code>Link</code>.
      *
-     * @param name the name of the query
+     * @param name  the name of the query
      * @param value the value for the query
+     *
      * @pre name != null
      */
     public void setVar(String name, String value) {
@@ -242,38 +253,36 @@ public class Link extends BaseLink {
 //  public void addURLVars(String name, String value) {
 //      setVar(name, value);
 //  }
-
     /**
-     * 
-     * @return
-     * may  be this method should be deprecated as well as addURLVars?
+     *
+     * @return may be this method should be deprecated as well as addURLVars?
      */
     public String getURLVarString() {
         return m_params.toString();
     }
 
     /**
-     * <p>Get the "target" attribute of the link, which determines
-     * which browser frame will load the new page when this link is
-     * clicked.</p>
+     * <p>
+     * Get the "target" attribute of the link, which determines which browser
+     * frame will load the new page when this link is clicked.</p>
      */
     public String getTargetFrame() {
         return getAttribute(FRAME_TARGET_ATTR);
     }
 
     /**
-     * <p>Set the "target" attribute of the link, which determines
-     * which browser frame will load the new page when this link is
-     * clicked.</p>
+     * <p>
+     * Set the "target" attribute of the link, which determines which browser
+     * frame will load the new page when this link is clicked.</p>
      */
     public void setTargetFrame(String frameName) {
         setAttribute(FRAME_TARGET_ATTR, frameName);
     }
 
     /**
-     * 
+     *
      * @param state
-     * @param parent 
+     * @param parent
      */
     protected void generateURL(PageState state, Element parent) {
         parent.addAttribute("href", prepareURL(state, getTarget()));
@@ -302,22 +311,22 @@ public class Link extends BaseLink {
 
             if (location.indexOf("?") == -1) {
                 // m_params adds the "?" as needed.
-                
+
                 return resp.encodeURL(location + m_params);
             } else {
                 // The location already includes a query string, so
                 // append to it without including a "?".
-                
+
                 if (location.endsWith("&")) {
-                    return resp.encodeURL(location + 
-                                          m_params.getQueryString());
+                    return resp.encodeURL(location + m_params.getQueryString());
                 } else {
-                    return resp.encodeURL(location +
-                                          "&" + m_params.getQueryString());
+                    return resp.encodeURL(location + "&" + m_params
+                        .getQueryString());
                 }
             }
         } else {
             return m_webURL.toString();
         }
     }
+
 }

ccm-core/src/main/java/com/arsdigita/bebop/ModalContainer.java

@@ -21,30 +21,33 @@ package com.arsdigita.bebop;
 import com.arsdigita.bebop.event.ChangeEvent;
 import com.arsdigita.bebop.event.ChangeListener;
 import com.arsdigita.util.Assert;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.ArrayList;
 import java.util.Iterator;
-import org.apache.log4j.Logger;
 
 /**
  * ModalContainer is a container that manages visibility for a set of
  * components. It allows only one of its children to be visible. One of its
  * children can be selected as the default visible component. If none is
- * selected the child with index equal to zero is used. The modal container
- * sets the appropriate default and PageState-based visibility for its
- * children.
+ * selected the child with index equal to zero is used. The modal container sets
+ * the appropriate default and PageState-based visibility for its children.
  *
  * @author Archit Shah
- * @version $Id$
- **/
+ *
+ */
 public class ModalContainer extends SimpleContainer implements Resettable {
 
-    private static final Logger s_log = Logger.getLogger(ModalContainer.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        ModalContainer.class);
 
     private int m_default = 0;
 
     private ArrayList m_changeListeners = new ArrayList();
 
-    public ModalContainer() { 
+    public ModalContainer() {
         super();
     }
 
@@ -58,12 +61,12 @@ public class ModalContainer extends SimpleContainer implements Resettable {
      *
      * Used here to set the visibility of the component.
      *
-     * The super class' method is empty, so the rule "Always call 
-     * <code>super.register</code> when you override <code>register</code> 
+     * The super class' method is empty, so the rule "Always call
+     * <code>super.register</code> when you override <code>register</code>
      * doessn't apply here.
      *
-     * @pre p != null 
-     * @param p 
+     * @pre p != null
+     * @param p
      */
     @Override
     public void register(Page p) {
@@ -94,7 +97,7 @@ public class ModalContainer extends SimpleContainer implements Resettable {
     }
 
     public void setVisibleComponent(PageState state, Component c) {
-        s_log.debug("changing visibility");
+        LOGGER.debug("changing visibility");
 
         Component old = getVisibleComponent(state);
         try {
@@ -104,7 +107,7 @@ public class ModalContainer extends SimpleContainer implements Resettable {
             // visibility of the components.  don't have to do anything
         }
         c.setVisible(state, true);
-        if (old!=c) {
+        if (old != c) {
             Iterator listeners = m_changeListeners.iterator();
             while (listeners.hasNext()) {
                 ChangeListener l = (ChangeListener) listeners.next();
@@ -117,7 +120,9 @@ public class ModalContainer extends SimpleContainer implements Resettable {
         Iterator it = children();
         while (it.hasNext()) {
             Component c = (Component) it.next();
-            if (c.isVisible(state)) { return c; }
+            if (c.isVisible(state)) {
+                return c;
+            }
         }
 
         return null;
@@ -126,7 +131,8 @@ public class ModalContainer extends SimpleContainer implements Resettable {
     /**
      * Makes the next component in a wizard sequence visible while hiding all
      * other components.
-     **/
+     *
+     */
     public void next(PageState state) {
         setVisibleComponent(state,
                             get(indexOf(getVisibleComponent(state)) + 1));
@@ -135,7 +141,8 @@ public class ModalContainer extends SimpleContainer implements Resettable {
     /**
      * Makes the previous component in a wizard sequence visible while hiding
      * all other components.
-     **/
+     *
+     */
     public void previous(PageState state) {
         setVisibleComponent(state,
                             get(indexOf(getVisibleComponent(state)) - 1));
@@ -147,33 +154,35 @@ public class ModalContainer extends SimpleContainer implements Resettable {
      * @param state
      * @param index 0 based index of component
      */
-    public void jumpTo (PageState state, int index) {
-	setVisibleComponent(state, get(index));
+    public void jumpTo(PageState state, int index) {
+        setVisibleComponent(state, get(index));
     }
 
     /**
      * Makes the specified component visible
      *
      */
-    public void jumpTo (PageState state, Component comp) {
-    	setVisibleComponent(state, get(indexOf(comp)));
+    public void jumpTo(PageState state, Component comp) {
+        setVisibleComponent(state, get(indexOf(comp)));
     }
 
-
     /**
      * Resets the container to display the default component.
-     **/
+     *
+     */
     public void reset(PageState state) {
         setVisibleComponent(state, getDefaultComponent());
     }
 
     /**
-     * Adds a listener that is called whenever this container's mode
-     * (i.e., visible component) is changed using setVisibleComponent().
-     **/
+     * Adds a listener that is called whenever this container's mode (i.e.,
+     * visible component) is changed using setVisibleComponent().
+     *
+     */
     public void addModeChangeListener(ChangeListener cl) {
         Assert.isUnlocked(this);
 
         m_changeListeners.add(cl);
     }
+
 }

ccm-core/src/main/java/com/arsdigita/bebop/Page.java

@@ -32,6 +32,9 @@ import com.arsdigita.util.SystemInformation;
 import com.arsdigita.xml.Document;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.ArrayList;
 import java.util.BitSet;
 import java.util.Collection;
@@ -50,8 +53,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
-
 /**
  * The top-level container for all Bebop components and containers.
  *
@@ -73,15 +74,13 @@ import org.apache.log4j.Logger;
  * @author David Lutterkort
  * @author Stanislav Freidin
  * @author Uday Mathur
- *
- * @version $Id: Page.java 1270 2006-07-18 13:34:55Z cgyg9330 $
  */
 public class Page extends SimpleComponent implements Container {
 
     /**
      * Class specific logger instance.
      */
-    private static final Logger s_log = Logger.getLogger(Page.class);
+    private static final Logger LOGGER = LogManager.getLogger(Page.class);
     /**
      * The delimiter character for components naming
      */
@@ -104,12 +103,12 @@ public class Page extends SimpleComponent implements Container {
     static final Collection CONTROL_EVENT_KEYS;
 
     static {
-        s_log.debug("Static initalizer is starting...");
+        LOGGER.debug("Static initalizer is starting...");
         CONTROL_EVENT_KEYS = new ArrayList(3);
         CONTROL_EVENT_KEYS.add(SELECTED);
         CONTROL_EVENT_KEYS.add(CONTROL_EVENT);
         CONTROL_EVENT_KEYS.add(CONTROL_VALUE);
-        s_log.debug("Static initalizer finished.");
+        LOGGER.debug("Static initalizer finished.");
     }
 
     /**
@@ -761,7 +760,7 @@ public class Page extends SimpleComponent implements Container {
 
             };
             if (m_panel == null) {
-                s_log.warn("m_panel is null");
+                LOGGER.warn("m_panel is null");
             }
             componentRegistrar.preorder(m_panel);
             if (m_errorDisplay != null) {
@@ -872,8 +871,8 @@ public class Page extends SimpleComponent implements Container {
 
             final ActionListener listener = (ActionListener) i.next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing action listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing action listener " + listener);
             }
 
             listener.actionPerformed(e);
@@ -899,8 +898,8 @@ public class Page extends SimpleComponent implements Container {
 
             final RequestListener listener = (RequestListener) i.next();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Firing request listener " + listener);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Firing request listener " + listener);
             }
 
             listener.pageRequested(e);
@@ -962,7 +961,7 @@ public class Page extends SimpleComponent implements Container {
 
         if (!stateContains(c)) {
             if (c == null) {
-                s_log.error("c is null");
+                LOGGER.error("c is null");
             } /*else {
              s_log.error("c: " + c.toString());
              }*/
@@ -1007,7 +1006,7 @@ public class Page extends SimpleComponent implements Container {
         }
         if (!m_stateModel.containsFormParam(p)) {
             String name = parameterName(c, p.getName());
-            s_log.debug(String
+            LOGGER.debug(String
                 .format("Setting name of parameter to add to '%s'",
                         name));
             p.setName(name);
@@ -1334,7 +1333,7 @@ public class Page extends SimpleComponent implements Container {
             String componentId = (String) it.next();
             hashString.append(componentId);
         }
-        s_log.debug("Time to create hashCode for page: " + (new Date().getTime()
+        LOGGER.debug("Time to create hashCode for page: " + (new Date().getTime()
                                                             - start.
                                                             getTime()));
         return hashString.toString();

ccm-core/src/main/java/com/arsdigita/bebop/PageState.java

@@ -30,6 +30,10 @@ import com.arsdigita.web.RedirectSignal;
 import com.arsdigita.web.URL;
 import com.arsdigita.web.Web;
 import com.arsdigita.xml.Element;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.BitSet;
@@ -37,11 +41,11 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
-import org.apache.log4j.Logger;
 
 /**
  * <p>The request-specific data (state) for a {@link Page}. All
@@ -153,12 +157,11 @@ import org.apache.log4j.Logger;
  *
  * @author David Lutterkort
  * @author Uday Mathur
- * @version $Id$
  */
 public class PageState {
 
     /** Class specific logger instance. */
-    private static final Logger s_log = Logger.getLogger(PageState.class);
+    private static final Logger LOGGER = LogManager.getLogger(PageState.class);
 
     /** The underlying Page object. */
     private Page m_page;
@@ -501,8 +504,8 @@ public class PageState {
 		return;
             m_invisible.set(i);
         }
-        if (s_log.isInfoEnabled()) {
-            s_log.info("Marking visibility parameter as dirty " + m_request + " because of component " + c);
+        if (LOGGER.isInfoEnabled()) {
+            LOGGER.info("Marking visibility parameter as dirty " + m_request + " because of component " + c);
         }
         // Do this only in toURL since the RLE is expensive
         //m_pageState.put(Page.INVISIBLE, encodeVisibility(m_invisible));
@@ -884,7 +887,7 @@ public class PageState {
 
         final ParameterMap params = new ParameterMap();        
 
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             dumpVisibility();
         }
 
@@ -917,8 +920,8 @@ public class PageState {
 
     private void synchronizeVisibility() {
         if (m_visibilityDirty) {
-            if (s_log.isInfoEnabled()) {
-                s_log.info("Encoding visibility parameter " + m_request);
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info("Encoding visibility parameter " + m_request);
             }
             m_pageState.put(Page.INVISIBLE, encodeVisibility(m_invisible));
             m_visibilityDirty = false;
@@ -935,30 +938,30 @@ public class PageState {
         BitSet difference = (BitSet)current.clone();
         difference.xor(base);
         
-        s_log.debug("Current: " + current.toString());
-        s_log.debug("Default: " + base.toString());
-        s_log.debug("Difference: " + difference.toString());
+        LOGGER.debug("Current: " + current.toString());
+        LOGGER.debug("Default: " + base.toString());
+        LOGGER.debug("Difference: " + difference.toString());
 
-        s_log.debug("Current RAW: " + raw.marshal(current));
-        s_log.debug("Default RAW: " + raw.marshal(base));
-        s_log.debug("Difference RAW: " + raw.marshal(difference));
+        LOGGER.debug("Current RAW: " + raw.marshal(current));
+        LOGGER.debug("Default RAW: " + raw.marshal(base));
+        LOGGER.debug("Difference RAW: " + raw.marshal(difference));
 
-        s_log.debug("Current DGAP: " + dgap.marshal(current));
-        s_log.debug("Default DGAP: " + dgap.marshal(base));
-        s_log.debug("Difference DGAP: " + dgap.marshal(difference));
+        LOGGER.debug("Current DGAP: " + dgap.marshal(current));
+        LOGGER.debug("Default DGAP: " + dgap.marshal(base));
+        LOGGER.debug("Difference DGAP: " + dgap.marshal(difference));
         
-        s_log.debug("Current Result: " + dgap.unmarshal(dgap.marshal(current)));
-        s_log.debug("Default Result: " + dgap.unmarshal(dgap.marshal(base)));
-        s_log.debug("Difference Result: " + dgap.unmarshal(dgap.marshal(difference)));
+        LOGGER.debug("Current Result: " + dgap.unmarshal(dgap.marshal(current)));
+        LOGGER.debug("Default Result: " + dgap.unmarshal(dgap.marshal(base)));
+        LOGGER.debug("Difference Result: " + dgap.unmarshal(dgap.marshal(difference)));
         
         if (!current.equals(dgap.unmarshal(dgap.marshal(current)))) {
-            s_log.debug("Broken marshal/unmarshal for current");
+            LOGGER.debug("Broken marshal/unmarshal for current");
         }
         if (!base.equals(dgap.unmarshal(dgap.marshal(base)))) {
-            s_log.debug("Broken marshal/unmarshal for default");
+            LOGGER.debug("Broken marshal/unmarshal for default");
         }
         if (!difference.equals(dgap.unmarshal(dgap.marshal(difference)))) {
-            s_log.debug("Broken marshal/unmarshal for difference");
+            LOGGER.debug("Broken marshal/unmarshal for difference");
         }
     }
 

ccm-core/src/main/java/com/arsdigita/bebop/TabbedPane.java

@@ -26,41 +26,42 @@ import com.arsdigita.bebop.event.ActionEvent;
 import com.arsdigita.bebop.event.ActionListener;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.Iterator;
 import java.util.List;
 import java.util.ArrayList;
 
 import javax.servlet.ServletException;
 
-import org.apache.log4j.Logger;
-
 /* FIXME: Add methods for using images in the tab strip */
-
 /**
- * A tabbed pane that lets the user switch between components by
- * clicking on a given title in the tab strip.
+ * A tabbed pane that lets the user switch between components by clicking on a
+ * given title in the tab strip.
  * <p>
  * Tabs (components) are added using the {@link #addTab addTab} method. Each
- * entry consists of a label (which is a string) and the {@link Component}
- * that is displayed if the user clicks on the label.
+ * entry consists of a label (which is a string) and the {@link Component} that
+ * is displayed if the user clicks on the label.
  * <p>
- * There is always exactly one component that is currently visible, the component
- * that is returned by {@link #getCurrentPane}. Without user interaction,
- * this is the default pane -- that was set by {@link #setDefaultPane} -- or, if
- * none has been set, the first component that was added to the <code>TabbedPane</code>.
+ * There is always exactly one component that is currently visible, the
+ * component that is returned by {@link #getCurrentPane}. Without user
+ * interaction, this is the default pane -- that was set by
+ * {@link #setDefaultPane} -- or, if none has been set, the first component that
+ * was added to the <code>TabbedPane</code>.
  * <p>
  *
- * @author David Lutterkort 
- * @author Stanislav Freidin 
- * @author Uday Mathur 
+ * @author David Lutterkort
+ * @author Stanislav Freidin
+ * @author Uday Mathur
  * @version $Id$
  */
 public class TabbedPane extends SimpleContainer {
 
     private static final String CURRENT_PANE = "pane";
     /**
-     * The name for the event to change the selected pane.
-     * The value is the index of the pane
+     * The name for the event to change the selected pane. The value is the
+     * index of the pane
      */
     private static final String SELECT_EVENT = "select";
 
@@ -68,8 +69,8 @@ public class TabbedPane extends SimpleContainer {
     private IntegerParameter m_currentPaneParam;
     private List m_actionListeners;
 
-    private static final Logger s_log =
-        Logger.getLogger(TabbedPane.class.getName());
+    private static final Logger LOGGER = LogManager.getLogger(TabbedPane.class
+        .getName());
 
     /**
      * Constructs an empty TabbedPane.
@@ -79,9 +80,11 @@ public class TabbedPane extends SimpleContainer {
     }
 
     /**
-     * Registers with the specified root container. Adds a state
-     * parameter to keep track of the visible component to the page.
+     * Registers with the specified root container. Adds a state parameter to
+     * keep track of the visible component to the page.
+     *
      * @param p the root container to register with
+     *
      * @pre p != null
      */
     public void register(Page p) {
@@ -92,7 +95,7 @@ public class TabbedPane extends SimpleContainer {
         // in the list
         Iterator i = children();
         if (!i.hasNext()) {
-            s_log.warn("TabbedPane registered with no panes");
+            LOGGER.warn("TabbedPane registered with no panes");
         } else if (m_defaultPane == null) {
             setDefaultPaneIndex(0);
         }
@@ -104,8 +107,7 @@ public class TabbedPane extends SimpleContainer {
 
     /**
      * Adds a new pane to the dialog. Assigns a rather unhelpful default label
-     * (the pane number) to the component. Use {@link #addTab addTab}
-     * instead.
+     * (the pane number) to the component. Use {@link #addTab addTab} instead.
      *
      * @pre pc != null
      */
@@ -114,21 +116,23 @@ public class TabbedPane extends SimpleContainer {
     }
 
     /**
-     * Adds a new pane with layout constraints to the dialog.  Ignores
-     * the constraints.  Assigns a rather unhelpful default label
-     * (the pane number) to the component.  Use {@link #addTab
+     * Adds a new pane with layout constraints to the dialog. Ignores the
+     * constraints. Assigns a rather unhelpful default label (the pane number)
+     * to the component. Use {@link #addTab
      * addTab} instead.
      *
-     * @pre pc != null */
+     * @pre pc != null
+     */
     public void add(Component pc, int constraints) {
         add(pc);
     }
 
     /**
      * Adds a tab and its associated component.
+     *
      * @param label the text to display in the tab strip
-     * @param c the component to display when the user clicks on the
-     *       <code>label</code> in the tab strip
+     * @param c     the component to display when the user clicks on the
+     *              <code>label</code> in the tab strip
      *
      * @pre label != null && c != null
      */
@@ -139,9 +143,10 @@ public class TabbedPane extends SimpleContainer {
 
     /**
      * Adds a tab and its associated component.
+     *
      * @param label the text to display in the tab strip
-     * @param c the component to display when the user clicks on the
-     *       <code>label</code> in the tab strip
+     * @param c     the component to display when the user clicks on the
+     *              <code>label</code> in the tab strip
      *
      * @pre label != null && c != null
      */
@@ -152,6 +157,7 @@ public class TabbedPane extends SimpleContainer {
     /**
      * Adds an <code>ActionListener</code>, which is run whenever {@link
      * #respond respond} is called.
+     *
      * @param 1 the action listener
      *
      * @pre l != null
@@ -160,7 +166,7 @@ public class TabbedPane extends SimpleContainer {
      */
     public void addActionListener(ActionListener l) {
         Assert.isUnlocked(this);
-        if ( m_actionListeners == null ) {
+        if (m_actionListeners == null) {
             m_actionListeners = new ArrayList();
         }
         m_actionListeners.add(l);
@@ -168,12 +174,14 @@ public class TabbedPane extends SimpleContainer {
 
     /**
      * Removes a previously added <code>ActionListener</code>.
+     *
      * @param 1 the action listener to remove
+     *
      * @see #addActionListener addActionListener
      */
     public void removeActionListener(ActionListener l) {
         Assert.isUnlocked(this);
-        if ( m_actionListeners == null ) {
+        if (m_actionListeners == null) {
             return;
         }
         m_actionListeners.remove(l);
@@ -183,7 +191,9 @@ public class TabbedPane extends SimpleContainer {
      * Fires an <code>ActionEvent</code>. All registered
      * <code>ActionListener</code>s are run. The source of the event is the
      * <code>TabbedPane</code>.
+     *
      * @param state the current page state
+     *
      * @pre state != null
      * @see #respond respond
      */
@@ -192,8 +202,8 @@ public class TabbedPane extends SimpleContainer {
         if (m_actionListeners == null) {
             return;
         }
-        for (Iterator i=m_actionListeners.iterator(); i.hasNext(); ) {
-            if ( e == null ) {
+        for (Iterator i = m_actionListeners.iterator(); i.hasNext();) {
+            if (e == null) {
                 e = new ActionEvent(this, state);
             }
             ((ActionListener) i.next()).actionPerformed(e);
@@ -203,16 +213,18 @@ public class TabbedPane extends SimpleContainer {
     /**
      * Sets the index of the default pane, which is visible until the user
      * clicks on another label in the tab strip.
+     *
      * @param i the index of the default pane
      */
     protected void setDefaultPaneIndex(int i) {
         m_currentPaneParam.setDefaultValue(new Integer(i));
-        m_defaultPane = (Pane)get(i);
+        m_defaultPane = (Pane) get(i);
     }
 
     /**
-     * Sets the default pane, which is visible until the user
-     * clicks on another label in the tab strip.
+     * Sets the default pane, which is visible until the user clicks on another
+     * label in the tab strip.
+     *
      * @param pane the component to display as the default pane
      *
      * @pre findPane(pane) != -1
@@ -270,15 +282,18 @@ public class TabbedPane extends SimpleContainer {
 
     /**
      * Find the pane whose body is the specified component
+     *
      * @param c the component
+     *
      * @return the pane index on success, -1 if no such pane exists
      */
     protected int findPane(Component c) {
         int index = 0;
-        for(Iterator i = children(); i.hasNext(); index++) {
-            Pane p = (Pane)i.next();
-            if(p.getComponent() == c)
+        for (Iterator i = children(); i.hasNext(); index++) {
+            Pane p = (Pane) i.next();
+            if (p.getComponent() == c) {
                 return index;
+            }
         }
 
         return -1;
@@ -286,21 +301,19 @@ public class TabbedPane extends SimpleContainer {
 
     private int findPaneSafe(Component c) {
         int i = findPane(c);
-        if ( i == -1 ) {
-            throw new IllegalArgumentException
-                ("Pane not part of this tabbed dialog");
+        if (i == -1) {
+            throw new IllegalArgumentException(
+                "Pane not part of this tabbed dialog");
         }
 
         return i;
     }
 
-
     /**
      * Gets the default pane. If no default pane has been set explicitly, the
      * first pane is returned.
      *
-     * @return the default pane, or <code>null</code> if there are no
-     * panes.
+     * @return the default pane, or <code>null</code> if there are no panes.
      */
     public Component getDefaultPane() {
         return m_defaultPane.getComponent();
@@ -308,13 +321,14 @@ public class TabbedPane extends SimpleContainer {
 
     /**
      * Gets the pane with the specified label.
-     * @return the pane with the specified label, or <code>null</code>
-     * if a pane with that label does not exist.
+     *
+     * @return the pane with the specified label, or <code>null</code> if a pane
+     *         with that label does not exist.
      */
     public Component getPane(Component label) {
         for (Iterator i = children(); i.hasNext();) {
             Pane p = (Pane) i.next();
-            if ( p.getLabel().equals(label) ) {
+            if (p.getLabel().equals(label)) {
                 return p.getComponent();
             }
         }
@@ -322,11 +336,12 @@ public class TabbedPane extends SimpleContainer {
     }
 
     /**
-     * Gets the pane with the specified key in its label.
-     * Returns null if a pane with that label does not exist.
-     * This function exists for backward compatibility.
-     * @return the pane with the specified label, or <code>null</code>
-     * if a pane with that label does not exist.
+     * Gets the pane with the specified key in its label. Returns null if a pane
+     * with that label does not exist. This function exists for backward
+     * compatibility.
+     *
+     * @return the pane with the specified label, or <code>null</code> if a pane
+     *         with that label does not exist.
      */
     public Component getPane(String label) {
 
@@ -334,7 +349,7 @@ public class TabbedPane extends SimpleContainer {
             Pane p = (Pane) i.next();
             Component pLabel = p.getLabel();
             if (pLabel instanceof Label
-                && ((Label)pLabel).getLabel().equals(label) ) {
+                    && ((Label) pLabel).getLabel().equals(label)) {
                 return p.getComponent();
             }
         }
@@ -351,24 +366,24 @@ public class TabbedPane extends SimpleContainer {
     }
 
     /**
-     * Get the currently visible <code>Pane</code>, the tab label together
-     * with its component.
+     * Get the currently visible <code>Pane</code>, the tab label together with
+     * its component.
      */
     private Pane getCurrent(PageState data) {
         Integer i = (Integer) data.getValue(m_currentPaneParam);
         if (i == null) {
-            if (m_defaultPane!=null) {
+            if (m_defaultPane != null) {
 
                 return m_defaultPane;
             } else {
-                return (Pane)get(0);
+                return (Pane) get(0);
             }
         }
-        return (Pane)get(i.intValue());
+        return (Pane) get(i.intValue());
     }
 
     public void setSelectedIndex(PageState state, int index) {
-        if ( index != getSelectedIndex(state) ) {
+        if (index != getSelectedIndex(state)) {
             getCurrentPane(state).setVisible(state, false);
             state.setValue(m_currentPaneParam, new Integer(index));
             getCurrentPane(state).setVisible(state, true);
@@ -377,28 +392,31 @@ public class TabbedPane extends SimpleContainer {
 
     public int getSelectedIndex(PageState state) {
         Integer current = (Integer) state.getValue(m_currentPaneParam);
-        if ( current == null ) {
+        if (current == null) {
             return -1;
         }
         return current.intValue();
     }
 
-
     /**
-     * Builds a DOM representing the header for the tab strip. Marks the current pane.
+     * Builds a DOM representing the header for the tab strip. Marks the current
+     * pane.
      */
     protected void generateTabs(PageState data, Element parent) {
         Element strip = parent.newChildElement("bebop:tabStrip", BEBOP_XML_NS);
         exportAttributes(strip);
 
         Pane current = getCurrent(data);
-        strip.addAttribute("selected",current.getComponent().getClass().getName());
+        strip.addAttribute("selected", current.getComponent().getClass()
+                           .getName());
         Iterator tabs;
         int i;
         for (tabs = children(), i = 0; tabs.hasNext(); i++) {
-            Pane pane = (Pane)tabs.next();
+            Pane pane = (Pane) tabs.next();
             // Skip hidden tabs
-            if(!pane.isVisible(data)) continue;
+            if (!pane.isVisible(data)) {
+                continue;
+            }
 
             data.setControlEvent(this, SELECT_EVENT, String.valueOf(i));
 
@@ -413,7 +431,8 @@ public class TabbedPane extends SimpleContainer {
                     //TODO cat.error("cannot get stateAsURL from "+data);
                 }
             }
-            String key = ((Label) pane.getLabel()).getGlobalizedMessage().getKey();
+            String key = ((Label) pane.getLabel()).getGlobalizedMessage()
+                .getKey();
             tab.addAttribute("key", key.substring(key.lastIndexOf(".") + 1));
             pane.getLabel().generateXML(data, tab);
         }
@@ -421,10 +440,12 @@ public class TabbedPane extends SimpleContainer {
     }
 
     /**
-     * Services the request by building a DOM tree with the tabs
-     * themselves and then the included page.
-     * <p>Generates a DOM fragment:
-     * <p><code><pre>
+     * Services the request by building a DOM tree with the tabs themselves and
+     * then the included page.
+     * <p>
+     * Generates a DOM fragment:
+     * <p>
+     * <code><pre>
      * &lt;bebop:tabbedPane>
      *  &lt;bebop:tabStrip>
      *   &lt;bebop:tab [href="..."] [current="t|f"]> .. label .. &lt;/bebop:tab>
@@ -438,12 +459,14 @@ public class TabbedPane extends SimpleContainer {
      * </pre></code>
      */
     public void generateXML(PageState state, Element parent) {
-        if ( isVisible(state) && !isEmpty()) {
-            Element tabbed = parent.newChildElement("bebop:tabbedPane", BEBOP_XML_NS);
+        if (isVisible(state) && !isEmpty()) {
+            Element tabbed = parent.newChildElement("bebop:tabbedPane",
+                                                    BEBOP_XML_NS);
             generateTabs(state, tabbed);
             exportAttributes(tabbed);
 
-            Element pane = tabbed.newChildElement("bebop:currentPane", BEBOP_XML_NS);
+            Element pane = tabbed.newChildElement("bebop:currentPane",
+                                                  BEBOP_XML_NS);
             exportAttributes(pane);
             getCurrentPane(state).generateXML(state, pane);
         }
@@ -460,11 +483,10 @@ public class TabbedPane extends SimpleContainer {
      * @pre state != null
      */
     public void respond(PageState state)
-        throws ServletException
-    {
+        throws ServletException {
         String event = state.getControlEventName();
 
-        if ( SELECT_EVENT.equals(event)) {
+        if (SELECT_EVENT.equals(event)) {
             String value = state.getControlEventValue();
             setSelectedIndex(state, Integer.parseInt(value));
         } else {
@@ -477,6 +499,7 @@ public class TabbedPane extends SimpleContainer {
      * Associates a label with the component
      */
     private class Pane extends SimpleContainer {
+
         private Component m_label;
         private Component m_component;
 
@@ -494,5 +517,7 @@ public class TabbedPane extends SimpleContainer {
         public final Component getComponent() {
             return m_component;
         }
+
     }
+
 }

ccm-core/src/main/java/com/arsdigita/bebop/Table.java

@@ -38,16 +38,16 @@ import com.arsdigita.bebop.table.TableModelBuilder;
 
 import static com.arsdigita.bebop.util.BebopConstants.*;
 
-import com.arsdigita.bebop.util.BebopConstants;
 import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.Iterator;
 
 import javax.servlet.ServletException;
 
-import org.apache.log4j.Logger;
-
 /**
  * Displays statically or dynamically generated data in tabular form. 
  * The data is retrieved from a <code>TableModel</code>.  
@@ -97,11 +97,11 @@ import org.apache.log4j.Logger;
  * @see TableColumnModel
  *
  * @author David Lutterkort 
- * @version $Id$
  */
 public class Table extends SimpleComponent {
 
-    private static final Logger logger = Logger.getLogger(Table.class);
+    private static final Logger LOGGER = LogManager.getLogger(Table.class);
+    
     // Names for HTML Attributes
     private static final String WIDTH = "width";
     private static final String CELL_SPACING = "cellspacing";
@@ -710,7 +710,7 @@ public class Table extends SimpleComponent {
             final int modelSize = getColumnModel().size();
             int row = 0;
 
-            logger.debug("Creating table rows...");
+            LOGGER.debug("Creating table rows...");
             long start = System.currentTimeMillis();
             do {
                 long rowStart = System.currentTimeMillis();
@@ -753,17 +753,17 @@ public class Table extends SimpleComponent {
                         long begin = System.currentTimeMillis();
                         r.getComponent(this, s, value, selected, key, row, i).
                                 generateXML(s, cell);
-                        logger.debug(String.format("until here i needed %d ms",
+                        LOGGER.debug(String.format("until here i needed %d ms",
                                                    System.currentTimeMillis()
                                                    - begin));
                     }
                 }
                 row += 1;
-                logger.debug(
+                LOGGER.debug(
                         String.format("Created row in %d ms",
                                       System.currentTimeMillis() - rowStart));
             } while (model.nextRow());
-            logger.debug(String.format("Build table rows in %d ms",
+            LOGGER.debug(String.format("Build table rows in %d ms",
                                        System.currentTimeMillis() - start));
         } else if (m_emptyView != null) {
             m_emptyView.generateXML(s, p);

ccm-core/src/main/java/com/arsdigita/bebop/Tree.java

@@ -38,18 +38,18 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.util.LockableImpl;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.Iterator;
 
-import org.apache.log4j.Logger;
-
 /**
- * Used to print a tree structure. Nodes can be in expanded or
- * collapsed state.  <code>Tree</code> uses the getChildren() and
- * getRoot() methods from TreeModel and traverses the iterator to get
- * to all the nodes.
+ * Used to print a tree structure. Nodes can be in expanded or collapsed state.
+ *  <code>Tree</code> uses the getChildren() and getRoot() methods from
+ * TreeModel and traverses the iterator to get to all the nodes.
  *
- * This class keeps track of which nodes are expanded and collapsed
- * and the hierarchy of nodes, and displays the tree correspondingly.
+ * This class keeps track of which nodes are expanded and collapsed and the
+ * hierarchy of nodes, and displays the tree correspondingly.
  *
  * @author David Lutterkort
  * @author Stanislav Freidin
@@ -58,11 +58,10 @@ import org.apache.log4j.Logger;
  */
 public class Tree extends SimpleComponent implements Resettable {
 
-    private static final Logger s_log =
-        Logger.getLogger(Tree.class);
+    private static final Logger LOGGER = LogManager.getLogger(Tree.class);
 
-    private static final boolean s_selectAttributeEnabled =
-        BebopConfig.getConfig().isTreeSelectEnabled();
+    private static final boolean s_selectAttributeEnabled = BebopConfig
+        .getConfig().isTreeSelectEnabled();
 
     // Any node id in the currentState is equivalent
     // to that node being expanded.  If node id is
@@ -96,8 +95,8 @@ public class Tree extends SimpleComponent implements Resettable {
 
     /**
      * Constructs a new <code>Tree</code> using the specified
-     * {@link TreeModelBuilder}. The {@link TreeModelBuilder} will
-     * instantiate a {@link TreeModel} during each request.
+     * {@link TreeModelBuilder}. The {@link TreeModelBuilder} will instantiate a
+     * {@link TreeModel} during each request.
      *
      * @param b the {@link TreeModelBuilder}
      */
@@ -106,31 +105,34 @@ public class Tree extends SimpleComponent implements Resettable {
         m_currentState = new StringParameter(CURRENT_STATE);
         m_builder = b;
         m_renderer = new DefaultTreeCellRenderer();
-        m_selection = new ParameterSingleSelectionModel(new StringParameter(SELECT));
+        m_selection = new ParameterSingleSelectionModel(new StringParameter(
+            SELECT));
         m_listeners = new EventListenerList();
 
         m_model = new RequestLocal() {
-                protected Object initialValue(PageState s) {
-                    return getModelBuilder().makeModel(Tree.this, s);
-                }
-            };
+
+            protected Object initialValue(PageState s) {
+                return getModelBuilder().makeModel(Tree.this, s);
+            }
+
+        };
 
         m_tree = null;
     }
 
     /**
-     * Deprecated constructor that takes a default {@link TreeModel}
-     * and wraps it in a dummy TreeModelBuilder.
+     * Deprecated constructor that takes a default {@link TreeModel} and wraps
+     * it in a dummy TreeModelBuilder.
      *
      * @param t the TreeModel
+     *
      * @deprecated This constructor has been deprecated in favor of
-     *   <code>Tree(TreeModelBuilder b)</code>. It is not practical
-     *   to hardwire the <code>TreeModel</code> into the <code>Tree</code>,
-     *   since the model may change during each request. It is possible
-     *   to write the model-instantiation code in
-     *   {@link TreeModel#getRoot(PageState)}, but the
-     *   {@link TreeModelBuilder} fits better into the pattern which has
-     *   already been established by {@link List} and {@link Table}
+     * <code>Tree(TreeModelBuilder b)</code>. It is not practical to hardwire
+     * the <code>TreeModel</code> into the <code>Tree</code>, since the model
+     * may change during each request. It is possible to write the
+     * model-instantiation code in {@link TreeModel#getRoot(PageState)}, but the
+     * {@link TreeModelBuilder} fits better into the pattern which has already
+     * been established by {@link List} and {@link Table}
      */
     public Tree(TreeModel t) {
         this(new WrapperModelBuilder());
@@ -160,6 +162,7 @@ public class Tree extends SimpleComponent implements Resettable {
      * Returns the tree model used for this tree.
      *
      * @return a <code>TreeModel</code>.
+     *
      * @see #setTreeModel setTreeModel
      * @see TreeModel
      * @deprecated Use {@link #getTreeModel(PageState)} instead
@@ -169,18 +172,17 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Returns the {@link TreeModel} used by the tree for the current
-     * request.
+     * Returns the {@link TreeModel} used by the tree for the current request.
      *
      * @param s the page state
      */
     public TreeModel getTreeModel(PageState s) {
-        return (TreeModel)m_model.get(s);
+        return (TreeModel) m_model.get(s);
     }
 
     /**
-     * @return the {@link TreeModelBuilder} used to build the tree model
-     *    for this tree.
+     * @return the {@link TreeModelBuilder} used to build the tree model for
+     *         this tree.
      */
     public final TreeModelBuilder getModelBuilder() {
         return m_builder;
@@ -198,6 +200,7 @@ public class Tree extends SimpleComponent implements Resettable {
      * Sets the tree model used for this tree.
      *
      * @return a <code>TreeModel</code>.
+     *
      * @see #setTreeModel setTreeModel
      * @see TreeModel
      */
@@ -207,22 +210,20 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Sets the selection model, which keeps track of which node is
-     * currently selected. It can be used to manipulate the selection
-     * programmatically.
+     * Sets the selection model, which keeps track of which node is currently
+     * selected. It can be used to manipulate the selection programmatically.
      *
      * @param m the new selection model
      */
     public void setSelectionModel(SingleSelectionModel m) {
         Assert.isUnlocked(this);
         m_selection = m;
-        s_log.debug("New model: " + m);
+        LOGGER.debug("New model: " + m);
     }
 
     /**
-     * Gets the selection model, which keeps track of which node is
-     * currently selected. It can be used to manipulate the selection
-     * programmatically.
+     * Gets the selection model, which keeps track of which node is currently
+     * selected. It can be used to manipulate the selection programmatically.
      *
      * @return the model used by the tree to keep track of the selected node.
      */
@@ -231,11 +232,13 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Gets the key for the selected node. This will only be a valid key
-     * if {@link #isSelected isSelected} is <code>true</code>.
+     * Gets the key for the selected node. This will only be a valid key if
+     * {@link #isSelected isSelected} is <code>true</code>.
      *
      * @param state represents the state of the current request
+     *
      * @return the key for the selected node.
+     *
      * @pre isSelected(state)
      */
     public Object getSelectedKey(PageState state) {
@@ -243,12 +246,13 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Sets the selection to the one with the specified key. If
-     * <code>key</code> was not selected already, fires the {@link
+     * Sets the selection to the one with the specified key. If <code>key</code>
+     * was not selected already, fires the {@link
      * ChangeEvent}.
      *
      * @param state represents the state of the current request
-     * @param key the key for the selected node
+     * @param key   the key for the selected node
+     *
      * @see #fireStateChanged fireStateChanged
      */
     public void setSelectedKey(PageState state, Object key) {
@@ -259,8 +263,9 @@ public class Tree extends SimpleComponent implements Resettable {
      * Returns <code>true</code> if one of the nodes is currently selected.
      *
      * @param state represents the state of the current request
+     *
      * @return <code>true</code> if one of the nodes is selected;
-     * <code>false</code> otherwise.
+     *         <code>false</code> otherwise.
      */
     public boolean isSelected(PageState state) {
         return m_selection.isSelected(state);
@@ -270,6 +275,7 @@ public class Tree extends SimpleComponent implements Resettable {
      * Clears the selection in the request represented by <code>state</code>.
      *
      * @param state represents the state of the current request
+     *
      * @post ! isSelected(state)
      */
     public void clearSelection(PageState state) {
@@ -277,8 +283,7 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Tells whether the tree has state on the request for tree node
-     * expansion.
+     * Tells whether the tree has state on the request for tree node expansion.
      */
     public final boolean hasExpansionState(final PageState state) {
         return state.getValue(m_currentState) != null;
@@ -294,17 +299,19 @@ public class Tree extends SimpleComponent implements Resettable {
     /**
      * Creates the change listener used for forwarding change events fired by
      * the selection model to change listeners registered with the tree. The
-     * returned change listener refires the event with the tree,
-     * rather than the selection model, as source.
+     * returned change listener refires the event with the tree, rather than the
+     * selection model, as source.
      *
      * @return the change listener used internally by the tree.
      */
     protected ChangeListener createChangeListener() {
         return new ChangeListener() {
-                public void stateChanged(ChangeEvent e) {
-                    fireStateChanged(e.getPageState());
-                }
-            };
+
+            public void stateChanged(ChangeEvent e) {
+                fireStateChanged(e.getPageState());
+            }
+
+        };
     }
 
     /**
@@ -312,17 +319,18 @@ public class Tree extends SimpleComponent implements Resettable {
      * tree node changes during the processing of a request. The change event
      * that listeners receive names the tree as the source.
      *
-     * @param l the change listener to run when the selected item changes in
-     * a request
+     * @param l the change listener to run when the selected item changes in a
+     *          request
+     *
      * @pre ! isLocked()
      */
     public void addChangeListener(ChangeListener l) {
         Assert.isUnlocked(this);
-        if ( m_changeListener == null ) {
+        if (m_changeListener == null) {
             m_changeListener = createChangeListener();
 
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Adding listener " + l + " to " + this);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Adding listener " + l + " to " + this);
             }
 
             m_selection.addChangeListener(m_changeListener);
@@ -331,37 +339,35 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Removes a change listener. The listener should have been previously
-     * added with {@link #addChangeListener addChangeListener}, although no
-     * error is signalled if the change listener is not found among the
-     * tree's listeners.
+     * Removes a change listener. The listener should have been previously added
+     * with {@link #addChangeListener addChangeListener}, although no error is
+     * signalled if the change listener is not found among the tree's listeners.
      *
      * @param l the change listener to remove from the tree
      */
     public void removeChangeListener(ChangeListener l) {
         Assert.isUnlocked(this);
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Removing listener " + l + " from " + this);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Removing listener " + l + " from " + this);
         }
 
         m_listeners.remove(ChangeListener.class, l);
     }
 
     /**
-     * Fires a change event to signal that the selected list item has changed
-     * in the request represented by <code>state</code>. The source of the
-     * event is the tree.
+     * Fires a change event to signal that the selected list item has changed in
+     * the request represented by <code>state</code>. The source of the event is
+     * the tree.
      *
      * @param state represents the state of the current request
      */
     protected void fireStateChanged(PageState state) {
-        Iterator
-            i=m_listeners.getListenerIterator(ChangeListener.class);
+        Iterator i = m_listeners.getListenerIterator(ChangeListener.class);
         ChangeEvent e = null;
 
         while (i.hasNext()) {
-            if ( e == null ) {
+            if (e == null) {
                 e = new ChangeEvent(this, state);
             }
             ((ChangeListener) i.next()).stateChanged(e);
@@ -369,10 +375,9 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Adds a listener that is notified whenever a user clicks on any part
-     * of the tree, either to expand or collapse a node, or to select a
-     * node. The listener is run whenever {@link #respond respond} is
-     * called.
+     * Adds a listener that is notified whenever a user clicks on any part of
+     * the tree, either to expand or collapse a node, or to select a node. The
+     * listener is run whenever {@link #respond respond} is called.
      *
      * @pre l != null
      * @pre ! isLocked()
@@ -384,6 +389,7 @@ public class Tree extends SimpleComponent implements Resettable {
 
     /**
      * Removes a previously added <code>ActionListener</code>.
+     *
      * @see #addActionListener addActionListener
      */
     public void removeActionListener(ActionListener l) {
@@ -392,19 +398,18 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Notifies listeners that some part of the tree was clicked by the
-     * user. The source of the event is the tree.
+     * Notifies listeners that some part of the tree was clicked by the user.
+     * The source of the event is the tree.
      *
      * @pre data != null
      * @see #respond respond
      */
     protected void fireActionEvent(PageState data) {
-        Iterator
-            i=m_listeners.getListenerIterator(ActionListener.class);
+        Iterator i = m_listeners.getListenerIterator(ActionListener.class);
         ActionEvent e = null;
 
         while (i.hasNext()) {
-            if ( e == null ) {
+            if (e == null) {
                 e = new ActionEvent(this, data);
             }
             ((ActionListener) i.next()).actionPerformed(e);
@@ -444,12 +449,12 @@ public class Tree extends SimpleComponent implements Resettable {
      * @pre nodeKey != null
      */
     protected void fireTreeExpanded(PageState state, Object nodeKey) {
-        Iterator i =
-            m_listeners.getListenerIterator(TreeExpansionListener.class);
+        Iterator i = m_listeners
+            .getListenerIterator(TreeExpansionListener.class);
         TreeExpansionEvent e = null;
 
         while (i.hasNext()) {
-            if ( e == null ) {
+            if (e == null) {
                 e = new TreeExpansionEvent(this, state, nodeKey);
             }
             ((TreeExpansionListener) i.next()).treeExpanded(e);
@@ -465,12 +470,12 @@ public class Tree extends SimpleComponent implements Resettable {
      * @pre nodeKey != null
      */
     protected void fireTreeCollapsed(PageState state, Object nodeKey) {
-        Iterator i =
-            m_listeners.getListenerIterator(TreeExpansionListener.class);
+        Iterator i = m_listeners
+            .getListenerIterator(TreeExpansionListener.class);
         TreeExpansionEvent e = null;
 
         while (i.hasNext()) {
-            if ( e == null ) {
+            if (e == null) {
                 e = new TreeExpansionEvent(this, state, nodeKey);
             }
             ((TreeExpansionListener) i.next()).treeCollapsed(e);
@@ -478,8 +483,8 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Notifies the <code>Tree</code> that a node has been selected.
-     * Changes the currently selected tree component.
+     * Notifies the <code>Tree</code> that a node has been selected. Changes the
+     * currently selected tree component.
      */
     public void respond(PageState data) throws javax.servlet.ServletException {
         String action = data.getControlEventName();
@@ -489,10 +494,11 @@ public class Tree extends SimpleComponent implements Resettable {
             expand(node, data);
         } else if (COLLAPSE_EVENT.equals(action)) {
             collapse(node, data);
-        } else if ( SELECT_EVENT.equals(action) ) {
+        } else if (SELECT_EVENT.equals(action)) {
             setSelectedKey(data, data.getControlEventValue());
         } else {
-            throw new javax.servlet.ServletException("Unknown event '" + action + "'");
+            throw new javax.servlet.ServletException("Unknown event '" + action
+                                                     + "'");
         }
         fireActionEvent(data);
     }
@@ -500,11 +506,11 @@ public class Tree extends SimpleComponent implements Resettable {
     //////////////////////////////
     // MANAGE TREE'S NODE STATE //
     //////////////////////////////
-
     /**
      * Determines whether the node at the specified display row is collapsed.
-     * @return <code>true</code> if the node at the specified display row is collapsed;
-     * <code>false</code> otherwise.
+     *
+     * @return <code>true</code> if the node at the specified display row is
+     *         collapsed; <code>false</code> otherwise.
      */
     public boolean isCollapsed(String nodeKey, PageState data) {
         String stateString = (String) data.getValue(m_currentState);
@@ -524,9 +530,8 @@ public class Tree extends SimpleComponent implements Resettable {
     /**
      * Collapses a node in the tree and makes its children visible.
      *
-     * @param nodeKey the key that the tree model uses to identify the
-     * node
-     * @param data represents the current request
+     * @param nodeKey the key that the tree model uses to identify the node
+     * @param data    represents the current request
      *
      * @pre nodeKey != null
      * @pre data != null
@@ -546,10 +551,11 @@ public class Tree extends SimpleComponent implements Resettable {
             // Found it; it should currently be expanded, so collapse it
             if (idIndex != -1) {
                 newCurrentState
-                    .append(stateString.substring(0,idIndex))
+                    .append(stateString.substring(0, idIndex))
                     .append(" ");
                 if (stateString.length() > (idIndex + idLength)) {
-                    newCurrentState.append(stateString.substring(idIndex+idLength));
+                    newCurrentState.append(stateString.substring(idIndex
+                                                                 + idLength));
                 }
                 data.setValue(m_currentState, newCurrentState.toString());
                 fireTreeCollapsed(data, nodeKey);
@@ -560,9 +566,8 @@ public class Tree extends SimpleComponent implements Resettable {
     /**
      * Expands a node in the tree and makes its children visible.
      *
-     * @param nodeKey the key that the tree model uses to identify the
-     * node
-     * @param data represents the current request
+     * @param nodeKey the key that the tree model uses to identify the node
+     * @param data    represents the current request
      *
      * @pre nodeKey != null
      * @pre data != null
@@ -598,7 +603,6 @@ public class Tree extends SimpleComponent implements Resettable {
     /////////////////////////////////////////////
     // PRINT THE TREE DIRECTLY OR GENERATE DOM //
     /////////////////////////////////////////////
-
     /**
      * Returns the renderer currently used to render tree nodes.
      *
@@ -619,9 +623,11 @@ public class Tree extends SimpleComponent implements Resettable {
         m_renderer = r;
     }
 
-    private boolean hasSelectedChild(TreeModel tree, TreeNode node, PageState data, Object selKey) {
+    private boolean hasSelectedChild(TreeModel tree, TreeNode node,
+                                     PageState data, Object selKey) {
         String nodeKey = (String) node.getKey();
-        if ( (selKey != null) && (selKey.equals(nodeKey) || selKey.toString().equals(nodeKey)) ) {
+        if ((selKey != null) && (selKey.equals(nodeKey) || selKey.toString()
+                                 .equals(nodeKey))) {
             return true;
         }
         Iterator i = tree.getChildren(node, data);
@@ -631,7 +637,8 @@ public class Tree extends SimpleComponent implements Resettable {
                 // At this point we should close the opened DataQuery pointed to by Iterator (i).
                 // Since the data query is wrapped within DataQueryIterator, we don't have
                 // access to it directly, so this looks like the only viable option ...
-                while (i.hasNext()) { }
+                while (i.hasNext()) {
+                }
                 return true;
             }
         }
@@ -643,14 +650,15 @@ public class Tree extends SimpleComponent implements Resettable {
      *
      */
     protected void generateTree(PageState data, Element parent, TreeNode node,
-            TreeModel tree) {
+                                TreeModel tree) {
 
-        Element t_node = parent.newChildElement ("bebop:t_node", BEBOP_XML_NS);
+        Element t_node = parent.newChildElement("bebop:t_node", BEBOP_XML_NS);
 
-        String nodeKey = (String) node.getKey();
+        String nodeKey = node.getKey().toString();
         Object selKey = getSelectedKey(data);
         boolean isSelected = (selKey != null)
-            && (selKey.equals(nodeKey) || selKey.toString().equals(nodeKey));
+                                 && (selKey.equals(nodeKey) || selKey.toString()
+                                     .equals(nodeKey));
 
         boolean hasChildren = tree.hasChildren(node, data);
         if (s_selectAttributeEnabled) {
@@ -658,36 +666,44 @@ public class Tree extends SimpleComponent implements Resettable {
             if (!isSelected && hasChildren) {
                 hasSelectedChild = hasSelectedChild(tree, node, data, selKey);
             }
-            t_node.addAttribute("isSelected", String.valueOf(isSelected | hasSelectedChild));
+            t_node.addAttribute("isSelected", String.valueOf(isSelected
+                                                             | hasSelectedChild));
         }
 
         if (hasChildren) {
-            boolean collapsed = isCollapsed(nodeKey,data);
-            data.setControlEvent(this, collapsed ? EXPAND_EVENT : COLLAPSE_EVENT, nodeKey);
+            boolean collapsed = isCollapsed(nodeKey, data);
+            data
+                .setControlEvent(this, collapsed ? EXPAND_EVENT : COLLAPSE_EVENT,
+                                 nodeKey);
             try {
                 t_node.addAttribute("href", data.stateAsURL());
             } catch (java.io.IOException ioe) {
                 // TODO: stateAsURL failed
             }
             data.clearControlEvent();
-            if ( collapsed ) {
+            if (collapsed) {
                 // Collapsed
                 t_node.addAttribute("collapsed", "t");
                 data.setControlEvent(this, SELECT_EVENT, nodeKey);
                 Component c = getCellRenderer().getComponent(this, data,
-                        node.getElement(), isSelected, NOT_EXPANDED, NOT_LEAF,
-                        nodeKey);
+                                                             node.getElement(),
+                                                             isSelected,
+                                                             NOT_EXPANDED,
+                                                             NOT_LEAF,
+                                                             nodeKey);
                 c.generateXML(data, t_node);
             } else {
                 // Expanded
                 t_node.addAttribute("expanded", "t");
                 data.setControlEvent(this, SELECT_EVENT, nodeKey);
                 Component c = getCellRenderer().getComponent(this, data,
-                        node.getElement(), isSelected, EXPANDED, NOT_LEAF,
-                        nodeKey);
+                                                             node.getElement(),
+                                                             isSelected,
+                                                             EXPANDED, NOT_LEAF,
+                                                             nodeKey);
                 c.generateXML(data, t_node);
                 t_node.addAttribute("indentStart", "t");
-                for(Iterator i = tree.getChildren(node,data); i.hasNext(); ) {
+                for (Iterator i = tree.getChildren(node, data); i.hasNext();) {
                     generateTree(data, t_node, (TreeNode) i.next(), tree);
                 }
                 t_node.addAttribute("indentClose", "t");
@@ -697,24 +713,27 @@ public class Tree extends SimpleComponent implements Resettable {
             t_node.addAttribute("childless", "t");
             data.setControlEvent(this, SELECT_EVENT, nodeKey);
             Component c = getCellRenderer().getComponent(this, data,
-                    node.getElement(), isSelected, NOT_EXPANDED, LEAF, nodeKey);
+                                                         node.getElement(),
+                                                         isSelected,
+                                                         NOT_EXPANDED, LEAF,
+                                                         nodeKey);
             c.generateXML(data, t_node);
         }
     }
 
     /**
-     * Services the request by building a DOM tree with the nodes
-     * first and then the included page.
+     * Services the request by building a DOM tree with the nodes first and then
+     * the included page.
      */
     public void generateXML(PageState data, Element parent) {
 
         TreeModel tree = getTreeModel(data);
 
-        if ( ! isVisible(data) ) {
+        if (!isVisible(data)) {
             return;
         }
 
-        treeElement = parent.newChildElement ("bebop:tree", BEBOP_XML_NS);
+        treeElement = parent.newChildElement("bebop:tree", BEBOP_XML_NS);
         exportAttributes(treeElement);
 
         TreeNode _rootNode = tree.getRoot(data);
@@ -725,14 +744,16 @@ public class Tree extends SimpleComponent implements Resettable {
     /**
      * Manage the selected item by manipulating the state parameter.
      *
-     * @deprecated The {@link ParameterSingleSelectionModel} contains
-     * all the functionality of this class
+     * @deprecated The {@link ParameterSingleSelectionModel} contains all the
+     * functionality of this class
      */
     public static class TreeSingleSelectionModel
         extends ParameterSingleSelectionModel {
+
         public TreeSingleSelectionModel(ParameterModel m) {
             super(m);
         }
+
     }
 
     /**
@@ -744,8 +765,8 @@ public class Tree extends SimpleComponent implements Resettable {
     }
 
     /**
-     * Returns the tree model of the tree. A wrapper class to make
-     * deprecated constructor work.
+     * Returns the tree model of the tree. A wrapper class to make deprecated
+     * constructor work.
      */
     private static class WrapperModelBuilder extends LockableImpl
         implements TreeModelBuilder {
@@ -757,6 +778,7 @@ public class Tree extends SimpleComponent implements Resettable {
         public TreeModel makeModel(Tree t, PageState s) {
             return t.getTreeModel();
         }
+
     }
 
 }

ccm-core/src/main/java/com/arsdigita/bebop/form/MultipleSelectPairWidget.java

@@ -37,7 +37,6 @@ import java.util.List;
 import java.util.Iterator;
 import java.util.HashMap;
 import java.util.Map;
-import org.apache.log4j.Logger;
 
 /**
  * <p>Multiple select widget pair for knowledge types. This FormStep
@@ -68,9 +67,6 @@ import org.apache.log4j.Logger;
  */
 public class MultipleSelectPairWidget extends FormStep {
 
-    private static final Logger s_log =
-        Logger.getLogger(MultipleSelectPairWidget.class);
-
     private Hidden m_addSelectOptions;
     private Hidden m_removeSelectOptions;
     private MultipleSelect m_addSelect;

ccm-core/src/main/java/com/arsdigita/bebop/form/OptionGroup.java

@@ -29,6 +29,9 @@ import com.arsdigita.bebop.util.BebopConstants;
 import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.text.Collator;
 
 import java.util.Iterator;
@@ -40,7 +43,6 @@ import java.util.List;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletRequestWrapper;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.l10n.GlobalizationHelper;
 
@@ -51,11 +53,10 @@ import org.libreccm.l10n.GlobalizationHelper;
  * @author Uday Mathur
  * @author Rory Solomon
  * @author Michael Pih
- * @version $Id$
  */
 public abstract class OptionGroup extends Widget implements BebopConstants {
 
-    private static final Logger LOGGER = Logger.getLogger(OptionGroup.class);
+    private static final Logger LOGGER = LogManager.getLogger(OptionGroup.class);
 
     /**
      * The XML element to be used by individual options belonging to this group.

ccm-core/src/main/java/com/arsdigita/bebop/form/SearchAndSelect.java

@@ -36,8 +36,11 @@ import com.arsdigita.bebop.parameters.ParameterData;
 // in a constant which is used when generating XML
 import com.arsdigita.bebop.util.BebopConstants;
 import com.arsdigita.xml.Element;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.TooManyListenersException;
-import org.apache.log4j.Logger;
 
 /**
  * Search and select Bebop widget. This widget is used to allow a user to search
@@ -47,18 +50,17 @@ import org.apache.log4j.Logger;
  * once the user submits the form, allowing them then to choose the items they
  * desire.
  * <p>
- * The datasource for SearchAndSelect is provided by an implentation of the
+ * The data source for SearchAndSelect is provided by an implementation of the
  * SearchAndSelectModel interface. SAMPLE IMPLEMENTATION GOES HERE
  *
  * @author Patrick McNeill
- * @version $Id$
  * @since 4.5
  */
-public class SearchAndSelect extends FormSection
-        implements BebopConstants, PrintListener {
+public class SearchAndSelect extends FormSection implements BebopConstants,
+                                                            PrintListener {
 
-    private static final Logger s_cat
-            = Logger.getLogger(SearchAndSelect.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        SearchAndSelect.class);
 
     protected String m_name;
     // name of this super-widget
@@ -120,7 +122,7 @@ public class SearchAndSelect extends FormSection
                 m_outputSelectWidget = new CheckboxGroup(getName() + ".select");
             } else {
                 m_outputSelectWidget
-                        = new MultipleSelect(getName() + ".select");
+                    = new MultipleSelect(getName() + ".select");
             }
         } else {
             m_outputSelectWidget = new SingleSelect(getName() + ".select");
@@ -130,15 +132,16 @@ public class SearchAndSelect extends FormSection
         try {
             m_outputSelectWidget.addPrintListener(this);
         } catch (TooManyListenersException e) {
-            s_cat.error("Could not add print listener", e);
+            LOGGER.error("Could not add print listener", e);
         } catch (IllegalArgumentException e) {
-            s_cat.error("Could not add print listener", e);
+            LOGGER.error("Could not add print listener", e);
         }
     }
 
     public void prepare(PrintEvent e) {
         if (m_results == null) {
-            m_results = m_listener.getModel(new PageEvent(this, e.getPageState()));
+            m_results = m_listener.getModel(
+                new PageEvent(this, e.getPageState()));
         }
 
         if (m_results == null) {
@@ -149,9 +152,9 @@ public class SearchAndSelect extends FormSection
 
         if (m_isSearchLocked
                 || (((!m_oldValue.equals("")
-                && m_oldValue.equals(m_value))
-                || (m_maxViewableResults >= m_results.resultsCount()))
-                && (m_results.resultsCount() > 0))) {
+                      && m_oldValue.equals(m_value))
+                     || (m_maxViewableResults >= m_results.resultsCount()))
+                    && (m_results.resultsCount() > 0))) {
 
             OptionGroup outputWidget = (OptionGroup) e.getTarget();
             outputWidget.clearOptions();
@@ -162,9 +165,9 @@ public class SearchAndSelect extends FormSection
 
             for (int i = 0; i < m_results.resultsCount(); i++) {
                 outputWidget.addOption(
-                        new Option(m_results.getID(i), m_results.getLabel(i)));
+                    new Option(m_results.getID(i), m_results.getLabel(i)));
 
-                s_cat.debug("    " + m_results.getID(i));
+                LOGGER.debug("    " + m_results.getID(i));
             }
         }
     }
@@ -182,12 +185,12 @@ public class SearchAndSelect extends FormSection
      * Create a new SearchAndSelect widget with the specified name and
      * SearchAndSelectModel.
      *
-     * @param name the name of the widget
-     * @param isMultiple whether or not the widget accepts multiple values
+     * @param name          the name of the widget
+     * @param isMultiple    whether or not the widget accepts multiple values
      * @param useCheckboxes use checkboxes or a multiselect
      */
     public SearchAndSelect(String name,
-            boolean isMultiple) {
+                           boolean isMultiple) {
         this(name, isMultiple, false);
     }
 
@@ -195,13 +198,13 @@ public class SearchAndSelect extends FormSection
      * Create a new SearchAndSelect widget with the specified name and
      * SearchAndSelectModel.
      *
-     * @param name the name of the widget
-     * @param isMultiple whether or not the widget accepts multiple values
+     * @param name          the name of the widget
+     * @param isMultiple    whether or not the widget accepts multiple values
      * @param useCheckboxes use checkboxes or a multiselect
      */
     public SearchAndSelect(String name,
-            boolean isMultiple,
-            boolean useCheckboxes) {
+                           boolean isMultiple,
+                           boolean useCheckboxes) {
 
         super(new SimpleContainer());
 
@@ -219,12 +222,13 @@ public class SearchAndSelect extends FormSection
          * user as the error field is also used as a help field.
          */
         super.addValidationListener(new FormValidationListener() {
+
             @Override
             public void validate(FormSectionEvent e) {
                 FormData data = e.getFormData();
 
                 m_results = m_listener.getModel(
-                        new PageEvent(m_this, e.getPageState()));
+                    new PageEvent(m_this, e.getPageState()));
 
                 if (m_results == null) {
                     return;
@@ -244,7 +248,7 @@ public class SearchAndSelect extends FormSection
 
                     if (m_isMultiple) {
                         String[] tmpArray = (String[]) data
-                                .get(getName() + ".select");
+                            .get(getName() + ".select");
                         if (tmpArray == null) {
                             m_value = "";
                         } else {
@@ -286,22 +290,22 @@ public class SearchAndSelect extends FormSection
                 if (m_isSearchLocked) {
                     if (!m_isMultiple) {
                         StringParameter param
-                                = new StringParameter(getName());
+                                            = new StringParameter(getName());
 
                         data.setParameter(getName(),
-                                new ParameterData(param, m_value));
+                                          new ParameterData(param, m_value));
                     } else {
                         ArrayParameter param
-                                = new ArrayParameter(getName());
+                                           = new ArrayParameter(getName());
                         String[] tmpArray = (String[]) data
-                                .get(getName() + ".select");
+                            .get(getName() + ".select");
 
                         if (tmpArray == null) {
                             tmpArray = new String[0];
                         }
 
                         data.setParameter(getName(),
-                                new ParameterData(param, tmpArray));
+                                          new ParameterData(param, tmpArray));
                     }
 
                     return;
@@ -311,10 +315,12 @@ public class SearchAndSelect extends FormSection
 
                 m_results.setQuery(oldQuery);
             }
+
         });
     }
 
-    public final void setSearchAndSelectListener(SearchAndSelectListener listener) {
+    public final void setSearchAndSelectListener(
+        SearchAndSelectListener listener) {
         m_listener = listener;
     }
 
@@ -406,7 +412,7 @@ public class SearchAndSelect extends FormSection
      * textbox, checkbox group, or select, and possibly some number of
      * formErrors.
      *
-     * @param state the state of the page
+     * @param state  the state of the page
      * @param parent the parent widget
      */
     public void generateXML(PageState state, Element parent) {
@@ -420,9 +426,9 @@ public class SearchAndSelect extends FormSection
 
         if (m_isSearchLocked
                 || (((!m_oldValue.equals("")
-                && m_oldValue.equals(m_value))
-                || (m_maxViewableResults >= m_results.resultsCount()))
-                && (m_results.resultsCount() > 0))) {
+                      && m_oldValue.equals(m_value))
+                     || (m_maxViewableResults >= m_results.resultsCount()))
+                    && (m_results.resultsCount() > 0))) {
             m_outputSelectWidget.generateXML(state, parent);
         } else {
             m_outputTextWidget.generateXML(state, parent);
@@ -441,7 +447,7 @@ public class SearchAndSelect extends FormSection
      * error generator. Basically, the m_results field won't be available
      * outside this class, so this needs to be internal.
      *
-     * @param state the state of the page
+     * @param state  the state of the page
      * @param parent the parent widget
      */
     protected void generateErrors(PageState state, Element parent) {
@@ -453,29 +459,33 @@ public class SearchAndSelect extends FormSection
 
         if (m_results.resultsCount() > m_maxViewableResults) {
 
-            Element error = parent.newChildElement("bebop:formErrors", BEBOP_XML_NS);
+            Element error = parent.newChildElement("bebop:formErrors",
+                                                   BEBOP_XML_NS);
 
             if ((curValue == null) || (curValue.equals(""))) {
                 error.addAttribute("message",
-                        "Please enter a comma-delimited search");
+                                   "Please enter a comma-delimited search");
             } else if ((!m_oldValue.equals(curValue))
-                    && !m_isSearchLocked) {
+                           && !m_isSearchLocked) {
                 error.addAttribute("message",
-                        "Your search returned "
-                        + m_results.resultsCount() + " matches.  "
-                        + "Please refine your search or leave the "
-                        + "search as it is to see all results.");
+                                   "Your search returned "
+                                       + m_results.resultsCount()
+                                   + " matches.  "
+                                       + "Please refine your search or leave the "
+                                   + "search as it is to see all results.");
             }
         }
 
         if (m_results.resultsCount() == 0) {
             if (!curValue.equals("")) {
-                Element error = parent.newChildElement("bebop:formErrors", BEBOP_XML_NS);
+                Element error = parent.newChildElement("bebop:formErrors",
+                                                       BEBOP_XML_NS);
                 error.addAttribute("message",
-                        "Your search returned no matches.  Please "
-                        + "try again");
+                                   "Your search returned no matches.  Please "
+                                       + "try again");
             } else {
-                Element error = parent.newChildElement("bebop:formErrors", BEBOP_XML_NS);
+                Element error = parent.newChildElement("bebop:formErrors",
+                                                       BEBOP_XML_NS);
                 error.addAttribute("message", "WARNING -- NO DATA FOUND");
             }
         }

ccm-core/src/main/java/com/arsdigita/bebop/form/Widget.java

@@ -24,8 +24,6 @@ import java.util.TooManyListenersException;
 
 import javax.servlet.http.HttpSession;
 
-import org.apache.log4j.Logger;
-
 import com.arsdigita.bebop.DescriptiveComponent;
 import com.arsdigita.bebop.Form;
 import com.arsdigita.bebop.FormData;
@@ -46,39 +44,33 @@ import com.arsdigita.globalization.GlobalizedMessage;
 import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 /**
- * <p>
  * A class representing a widget in the graphical representation of a form.
- * </p>
  *
- * <p>
  * A widget may correspond to a standard HTML form element, or to a more 
  * specific element or set of elements, such as a date widget that allows 
- * input of month, day and year (and possibly time as well).</p>
+ * input of month, day and year (and possibly time as well).
  *
- * <p>
  * This class and its subclasses provide methods to set all element attributes 
  * except for <code>VALUE</code>, which is typically dependent on the request. 
  * At the time of a request, a widget object merges a dynamically specified 
  * value or set of values with its own set of persistent attributes to render 
  * the final HTML for the widget. Other dynamic attributes may be associated with
  * the form component via a <code>WidgetPeer</code> associated with the widget.
- * </p>
- * <p>
+ *
  * The parent class provides the Label (the localized title) for the widget as
  * well as a (localized) hint as a kind of online manual for the user.
- * </p>
  *
  * @author Karl Goldstein
  * @author Uday Mathur
  * @author Rory Solomon
- * @version $Id$
  */
 public abstract class Widget extends DescriptiveComponent
                              implements Cloneable, BebopConstants {
 
-    private static final Logger s_log = Logger.getLogger(Widget.class);
-
     private ParameterModel m_parameterModel;
     private final EventListenerList m_listeners = new EventListenerList();
     private ParameterListener m_forwardParameter = null;

ccm-core/src/main/java/com/arsdigita/bebop/page/PageTransformer.java

@@ -34,6 +34,9 @@ import com.arsdigita.web.TransformationDebugger;
 import com.arsdigita.web.Web;
 import com.arsdigita.xml.Document;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.OutputStreamWriter;
@@ -54,7 +57,6 @@ import javax.xml.transform.TransformerException;
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamResult;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.l10n.GlobalizationHelper;
 
@@ -70,18 +72,18 @@ import org.libreccm.l10n.GlobalizationHelper;
  * <em>package</em> mounted on each site node.
  *
  * @author Bill Schneider
- * @version $Id: PageTransformer.java 2071 2010-01-28 18:24:06Z pboy $
  */
 public class PageTransformer implements PresentationManager {
 
-    private static final Logger s_log = Logger.getLogger(PageTransformer.class);
+    private static final Logger LOGGER = LogManager.getLogger(PageTransformer.class);
+    
     // this keeps track of all of the XSLParameters that can be added to
     // stylesheets
     private static final HashMap s_XSLParameters = new HashMap();
 
     // load the default xsl parameter generators
     static {
-        s_log.debug("Static initalizer starting...");
+        LOGGER.debug("Static initalizer starting...");
 
         registerXSLParameterGenerator("contextPath",
                                       new XSLParameterGenerator() {
@@ -284,7 +286,7 @@ public class PageTransformer implements PresentationManager {
 
                                   });
 
-        s_log.debug("Static initalizer finished.");
+        LOGGER.debug("Static initalizer finished.");
     }
     // XXX These need to move somewhere else.
 
@@ -345,7 +347,7 @@ public class PageTransformer implements PresentationManager {
         try {
             return resp.getWriter();
         } catch (IllegalStateException e) {
-            s_log.warn("Using getOutputStream instead of getWriter");
+            LOGGER.warn("Using getOutputStream instead of getWriter");
 
             try {
                 return new PrintWriter(new OutputStreamWriter(resp.
@@ -402,7 +404,7 @@ public class PageTransformer implements PresentationManager {
                 .getDefaultCharset(DispatcherHelper.getNegotiatedLocale());
 
             final String output = req.getParameter("output");
-            s_log.info("output=" + output);
+            LOGGER.info("output=" + output);
 
             if (output == null) {
 

ccm-core/src/main/java/com/arsdigita/bebop/parameters/IntegerParameter.java

@@ -24,7 +24,6 @@ package com.arsdigita.bebop.parameters;
  *
  *    @author Karl Goldstein 
  *    @author Uday Mathur 
- *    @version $Id$
  */
 public class IntegerParameter extends NumberParameter {
 
@@ -32,6 +31,7 @@ public class IntegerParameter extends NumberParameter {
         super(name);
     }
 
+    @Override
     public Object unmarshal(String encoded) {
         if( encoded == null || encoded.length() == 0 ) {
             return null;

ccm-core/src/main/java/com/arsdigita/bebop/parameters/ParameterModel.java

@@ -31,8 +31,6 @@ import java.util.List;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
-
 import java.util.Objects;
 
 /**
@@ -42,13 +40,9 @@ import java.util.Objects;
  *    @author Karl Goldstein
  *    @author Uday Mathur
  *
- *    @version $Id$
  */
 public abstract class ParameterModel implements Lockable {
 
-    private static final Logger s_log = Logger
-                                        .getLogger(ParameterModel.class.getName());
-
     /**
      * The name of this ParameterModel. The constructor will throw an
      * exception if the specified name is null

ccm-core/src/main/java/com/arsdigita/bebop/parameters/TidyHTMLValidationListener.java

@@ -34,7 +34,6 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Properties;
 import java.util.StringTokenizer;
-import org.apache.log4j.Logger;
 import org.w3c.tidy.Tidy;
 
 /**
@@ -76,14 +75,9 @@ import org.w3c.tidy.Tidy;
  * providing a validation listener based on JTidy. </p>
  *
  * @author Vadim Nasardinov (vadimn@redhat.com)
- * @version $Id$
- * @since 2002-08-16 21:46:25 -0400
  **/
 public class TidyHTMLValidationListener implements ParameterListener {
-
-    private static final Logger s_log =
-        Logger.getLogger(TidyHTMLValidationListener.class);
-
+    
     private static String LINE_SEPARATOR = System.getProperty("line.separator");
 
     private static LockableProperties s_tidyProperties;

ccm-core/src/main/java/com/arsdigita/bebop/parameters/WordValidationListener.java

@@ -21,15 +21,15 @@ package com.arsdigita.bebop.parameters;
 import com.arsdigita.bebop.event.ParameterEvent;
 import com.arsdigita.bebop.event.ParameterListener;
 import com.arsdigita.bebop.FormProcessException;
-import com.arsdigita.bebop.parameters.ParameterData;
 
+import org.apache.logging.log4j.LogManager;
 import org.apache.oro.text.perl.Perl5Util;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
 
 public class WordValidationListener implements ParameterListener {
-    private static final Logger s_log =
-        Logger.getLogger( WordValidationListener.class );
+    
+    private static final Logger LOGGER = LogManager.getLogger( WordValidationListener.class );
 
     public void validate(ParameterEvent e)
         throws FormProcessException {
@@ -39,8 +39,8 @@ public class WordValidationListener implements ParameterListener {
 
         if( null == value ) return;
 
-        if( s_log.isDebugEnabled() ) {
-            s_log.debug( "Name: " + d.getName() + ", Value: " + value );
+        if( LOGGER.isDebugEnabled() ) {
+            LOGGER.debug( "Name: " + d.getName() + ", Value: " + value );
         }
 
         Perl5Util re = new Perl5Util();

ccm-core/src/main/java/com/arsdigita/bebop/util/Traversal.java

@@ -21,8 +21,11 @@ package com.arsdigita.bebop.util;
 import java.util.Iterator;
 import java.util.Set;
 import java.util.HashSet;
+
 import com.arsdigita.bebop.Component;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 /**
  * <p></p>
@@ -34,10 +37,10 @@ import org.apache.log4j.Logger;
  * This filter may be used to skip only individual components or entire
  * subtrees.  The default filter matches all components.</p>
  *
- * @version $Id: Traversal.java 287 2005-02-22 00:29:02Z sskracic $
  */
 public abstract class Traversal {
-    private static final Logger s_log = Logger.getLogger(Traversal.class);
+    
+    private static final Logger LOGGER = LogManager.getLogger(Traversal.class);
 
     /**
      * If <code>test</code> returns <code>PERFORM_ACTION</code>,
@@ -63,7 +66,7 @@ public abstract class Traversal {
     private Set m_visiting = null;
 
     {
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             m_visiting = new HashSet();
         }
     }
@@ -84,8 +87,8 @@ public abstract class Traversal {
      *
      * @param c the component on which to call {@link #act}.  */
     public void preorder(Component c) {
-        if (s_log.isDebugEnabled() && m_visiting.contains(c)) {
-            s_log.debug("Cycle detected at component " + c +
+        if (LOGGER.isDebugEnabled() && m_visiting.contains(c)) {
+            LOGGER.debug("Cycle detected at component " + c +
                         "; visiting nodes: " + m_visiting);
             throw new IllegalStateException
                 ("Component " + c + " is part of a cycle");
@@ -100,7 +103,7 @@ public abstract class Traversal {
         }
 
         if (flag != SKIP_SUBTREE) {
-            if (s_log.isDebugEnabled()) {
+            if (LOGGER.isDebugEnabled()) {
                 m_visiting.add(c);
             }
 
@@ -109,7 +112,7 @@ public abstract class Traversal {
             }
         }
 
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             m_visiting.remove(c);
         }
     }

ccm-core/src/main/java/com/arsdigita/dispatcher/BaseDispatcherServlet.java

@@ -36,7 +36,8 @@ import javax.servlet.http.HttpSession;
 import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.parsers.SAXParser;
 import javax.xml.parsers.SAXParserFactory;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.xml.sax.InputSource;
 import org.xml.sax.SAXException;
 import org.xml.sax.helpers.DefaultHandler;
@@ -81,7 +82,7 @@ import org.xml.sax.helpers.DefaultHandler;
 public abstract class BaseDispatcherServlet extends HttpServlet
     implements Dispatcher, DispatcherConstants {
 
-    private static final Logger s_log = Logger.getLogger(
+    private static final Logger LOGGER = LogManager.getLogger(
         BaseDispatcherServlet.class);
     private final static int NOT_FOUND = 0;
     private final static int STATIC_FILE = 1;
@@ -99,9 +100,10 @@ public abstract class BaseDispatcherServlet extends HttpServlet
      * list of active requests
      */
     private static Vector s_activeList = new Vector();
+    private static final long serialVersionUID = 7349556332411247334L;
 
     static {
-        s_log.debug("Static initalizer starting...");
+        LOGGER.debug("Static initalizer starting...");
         // Add the basic request listeners.
 
         BaseDispatcherServlet.addRequestListener(new RequestListener() {
@@ -136,7 +138,7 @@ public abstract class BaseDispatcherServlet extends HttpServlet
         });
 
       
-        s_log.debug("Static initalizer finished.");
+        LOGGER.debug("Static initalizer finished.");
     }
 
     private List m_welcomeFiles = new ArrayList();
@@ -157,11 +159,11 @@ public abstract class BaseDispatcherServlet extends HttpServlet
             SAXParser parser = spf.newSAXParser();
             parser.parse(file, new WebXMLReader());
         } catch (SAXException se) {
-            s_log.error("error in init", se);
+            LOGGER.error("error in init", se);
         } catch (ParserConfigurationException pce) {
-            s_log.error("error in init", pce);
+            LOGGER.error("error in init", pce);
         } catch (IOException ioe) {
-            s_log.error("error in init", ioe);
+            LOGGER.error("error in init", ioe);
         }
         // default to index.jsp, index.html
         if (m_welcomeFiles.isEmpty()) {
@@ -225,8 +227,8 @@ public abstract class BaseDispatcherServlet extends HttpServlet
     public void service(HttpServletRequest req, HttpServletResponse resp)
         throws ServletException, IOException {
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("\n*** *** *** *** *** ***\n"
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("\n*** *** *** *** *** ***\n"
                             + "Servicing request for URL '" + req
                 .getRequestURI()
                             + "'\n" + "*** *** *** *** *** ***");
@@ -268,7 +270,7 @@ public abstract class BaseDispatcherServlet extends HttpServlet
         // (defer serving concrete JSPs until after listeners run)
         int concreteFileType = concreteFileType(req);
         if (concreteFileType == STATIC_FILE) {
-            s_log.debug("Setting world cache headers on static file");
+            LOGGER.debug("Setting world cache headers on static file");
             DispatcherHelper.cacheForWorld(resp);
             DispatcherHelper.forwardRequestByName("default", req, resp,
                                                   getServletContext());
@@ -294,7 +296,7 @@ public abstract class BaseDispatcherServlet extends HttpServlet
                     StartRequestRecord srr = startRequest(req, resp);
                     reqCtx = srr.m_reqCtx;
                     req = srr.m_req;
-                    s_log.debug("After startRequest the request is now " + req);
+                    LOGGER.debug("After startRequest the request is now " + req);
                 } catch (RedirectException re) {
                     final String url = re.getRedirectURL();
 
@@ -347,7 +349,7 @@ public abstract class BaseDispatcherServlet extends HttpServlet
             // try to commit
             finishedNormal = true;
         } catch (IOException ioe) {
-            s_log.error("error in BaseDispatcherServlet", ioe);
+            LOGGER.error("error in BaseDispatcherServlet", ioe);
             throw ioe;
         } catch (ServletException se) {
             // SDM #140226, improved handling of
@@ -368,17 +370,17 @@ public abstract class BaseDispatcherServlet extends HttpServlet
                 finishedNormal = true;
             } else if (rootError != null
                            && (rootError instanceof RedirectSignal)) {
-                s_log.debug("rethrowing RedirectSignal", rootError);
+                LOGGER.debug("rethrowing RedirectSignal", rootError);
                 throw (RedirectSignal) rootError;
             } else {
-                s_log.error("error in BaseDispatcherServlet", rootError);
+                LOGGER.error("error in BaseDispatcherServlet", rootError);
                 throw new ServletException(rootError);
             }
         } catch (RuntimeException re) {
-            s_log.error("error in BaseDispatcherServlet", re);
+            LOGGER.error("error in BaseDispatcherServlet", re);
             throw re;
         } catch (Error error) {
-            s_log.error("error in BaseDispatcherServlet", error);
+            LOGGER.error("error in BaseDispatcherServlet", error);
             throw error;
         } finally {
             if (!reentrant) {
@@ -449,7 +451,7 @@ public abstract class BaseDispatcherServlet extends HttpServlet
             try {
                 ((RequestListener) s_listenerList.get(i)).requestFinished(evt);
             } catch (Exception e) {
-                s_log.error("Error running request finished listener "
+                LOGGER.error("Error running request finished listener "
                                 + s_listenerList.
                     get(i) + " (#" + i + ")", e);
             }

ccm-core/src/main/java/com/arsdigita/dispatcher/DispatcherHelper.java

@@ -29,6 +29,8 @@ import com.arsdigita.web.RedirectSignal;
 import com.arsdigita.web.URL;
 import com.arsdigita.web.Web;
 
+import org.apache.logging.log4j.LogManager;
+
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
@@ -49,7 +51,7 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.jsp.PageContext;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
 
 import java.net.URLEncoder;
 
@@ -59,7 +61,6 @@ import java.net.URLEncoder;
  *
  * @author Bill Schneider
  * @since 4.5
- * @version $Id$
  */
 public final class DispatcherHelper implements DispatcherConstants {
 
@@ -69,7 +70,7 @@ public final class DispatcherHelper implements DispatcherConstants {
      * set com.arsdigita.dispatcher.DispatcherHelper=DEBUG by uncommenting or
      * adding the line.
      */
-    private static final Logger s_log = Logger.getLogger(DispatcherHelper.class);
+    private static final Logger LOGGER = LogManager.getLogger(DispatcherHelper.class);
     private static String s_webappCtx;
     private static String s_staticURL;
     private static boolean s_cachingActive;
@@ -215,7 +216,7 @@ public final class DispatcherHelper implements DispatcherConstants {
         // Of course if the request disappears off to a 3rd
         // party servlet we're screwed
         req = restoreOriginalRequest(req);
-        s_log.debug("Forwarding the request object " + req);
+        LOGGER.debug("Forwarding the request object " + req);
         if (attr != null) {
             rd.include(req, resp);
             req.setAttribute(INCLUDE_URI, attr);
@@ -397,7 +398,7 @@ public final class DispatcherHelper implements DispatcherConstants {
                                              RequestContext actx)
         throws RedirectException, DirectoryListingException,
                java.io.FileNotFoundException {
-        s_log.debug("Resolving abstract file");
+        LOGGER.debug("Resolving abstract file");
 
         File dirToSearch = null;
         String fStr = abstractFile.getAbsolutePath();
@@ -539,7 +540,7 @@ public final class DispatcherHelper implements DispatcherConstants {
                 .restoreRequestWrapper(orig);
 
             if (previous instanceof MultipartHttpServletRequest) {
-                s_log.debug("Build new multipart request from previous "
+                LOGGER.debug("Build new multipart request from previous "
                                 + previous + " and current " + orig);
 
                 MultipartHttpServletRequest previousmp
@@ -551,9 +552,9 @@ public final class DispatcherHelper implements DispatcherConstants {
                 DispatcherHelper.saveOriginalRequest(sreq,
                                                      orig);
 
-                s_log.debug("The main request is now " + sreq);
+                LOGGER.debug("The main request is now " + sreq);
             } else {
-                s_log.debug(
+                LOGGER.debug(
                     "The request is a new multipart; wrapping the request "
                         + "object");
                 try {
@@ -565,7 +566,7 @@ public final class DispatcherHelper implements DispatcherConstants {
                 DispatcherHelper.saveOriginalRequest(sreq, orig);
             }
         } else {
-            s_log.debug("The request is not multipart; proceeding "
+            LOGGER.debug("The request is not multipart; proceeding "
                             + "without wrapping the request");
         }
         return sreq;
@@ -634,8 +635,8 @@ public final class DispatcherHelper implements DispatcherConstants {
     public static void sendExternalRedirect(HttpServletResponse resp,
                                             String url)
         throws IOException {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Redirecting to URL '" + url + "'", new Throwable());
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Redirecting to URL '" + url + "'", new Throwable());
         }
 
         if (StringUtils.emptyString(url)) {
@@ -670,23 +671,23 @@ public final class DispatcherHelper implements DispatcherConstants {
 
             if (sep == -1) {
                 destination = URL.there(req, url);
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("Setting destination to " + destination);
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("Setting destination to " + destination);
                 }
             } else {
                 final ParameterMap params = ParameterMap.fromString(url
                     .substring(sep + 1));
 
                 destination = URL.there(req, url.substring(0, sep), params);
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("Setting destination with map to "
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("Setting destination with map to "
                                     + destination);
                 }
             }
             throw new RedirectSignal(destination, true);
         } else {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Redirecting to URL without using URL.there. "
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Redirecting to URL without using URL.there. "
                                 + "URL is " + url);
             }
             throw new RedirectSignal(url, true);
@@ -844,7 +845,7 @@ public final class DispatcherHelper implements DispatcherConstants {
             webappCtx = "/" + webappCtx;
         }
         s_webappCtx = webappCtx;
-        s_log.warn("webappContext set to '" + webappCtx + "'");
+        LOGGER.warn("webappContext set to '" + webappCtx + "'");
     }
 
     /**
@@ -871,7 +872,7 @@ public final class DispatcherHelper implements DispatcherConstants {
                     s_webappCtx = "";
                 }
                 if (!s_webappCtx.equals(webappCtx)) {
-                    s_log.warn(
+                    LOGGER.warn(
                         "webappContext changed. Expected='" + s_webappCtx
                             + "' found='" + webappCtx
                         + "'.\nPerhaps the enterprise.init "
@@ -967,7 +968,7 @@ public final class DispatcherHelper implements DispatcherConstants {
         // XXX Probably need to assert here if isCommitted() returns true.
         // But first need to figure out what is setting Cache-Control.
         if (response.containsHeader("Cache-Control")) {
-            s_log.warn("Cache-Control has already been set. Overwriting.");
+            LOGGER.warn("Cache-Control has already been set. Overwriting.");
         }
 
         forceCacheDisable(response);
@@ -983,7 +984,7 @@ public final class DispatcherHelper implements DispatcherConstants {
             return;
         }
 
-        s_log.info("Setting cache control to disable");
+        LOGGER.info("Setting cache control to disable");
         // Aggressively defeat caching - works even for HTTP 0.9 proxies/clients!
         response.setHeader("Pragma", "no-cache");
         response.setHeader("Cache-Control", "must-revalidate, no-cache");
@@ -1058,7 +1059,7 @@ public final class DispatcherHelper implements DispatcherConstants {
         Assert.isTrue(!response.containsHeader("Cache-Control"),
                       "Caching headers have already been set");
 
-        s_log.info("Setting cache control to user");
+        LOGGER.info("Setting cache control to user");
 
         // For HTTP/1.1 user agents, we tell them only cache
         // for the original person  making the request
@@ -1158,7 +1159,7 @@ public final class DispatcherHelper implements DispatcherConstants {
         Calendar expires = Calendar.getInstance();
         expires.add(Calendar.SECOND, maxage);
 
-        s_log.info("Setting cache control to world");
+        LOGGER.info("Setting cache control to world");
         response.setHeader("Cache-Control", "public, max-age=" + maxage);
         response.setHeader("Expires",
                            rfc1123_formatter.format(expires.getTime()));

ccm-core/src/main/java/com/arsdigita/dispatcher/InitialRequestContext.java

@@ -22,7 +22,8 @@ import java.util.Locale;
 import java.util.ResourceBundle;
 import javax.servlet.ServletContext;
 import javax.servlet.http.HttpServletRequest;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * Implements a request context for the site map application
@@ -30,12 +31,11 @@ import org.apache.log4j.Logger;
  * for an incoming request.
  *
  * @author Bill Schneider 
- * @version $Id$
  * @since 4.5 
  */
 public class InitialRequestContext implements RequestContext {
 
-    private static final Logger s_log = Logger.getLogger
+    private static final Logger LOGGER = LogManager.getLogger
         (InitialRequestContext.class);
 
     private String m_urlSoFar;
@@ -105,25 +105,25 @@ public class InitialRequestContext implements RequestContext {
      */
     void initializeURLFromRequest(HttpServletRequest request,
                                   boolean preserveOriginalURL) {
-        s_log.debug("Initializing processed and remaining URL parts.");
+        LOGGER.debug("Initializing processed and remaining URL parts.");
         
         String requestUrl = DispatcherHelper.getCurrentResourcePath(request);
         m_urlSoFar = request.getContextPath();
         m_urlRemainder = requestUrl;
 
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             String contextPath = request.getContextPath();
-            s_log.debug("contextPath: " + contextPath);
+            LOGGER.debug("contextPath: " + contextPath);
         }
 
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             String servletPath = request.getServletPath();
-            s_log.debug("servletPath: " + servletPath);
+            LOGGER.debug("servletPath: " + servletPath);
         }
 
-        if (s_log.isDebugEnabled()) {
+        if (LOGGER.isDebugEnabled()) {
             String pathInfo = request.getPathInfo();
-            s_log.debug("pathInfo: " + pathInfo);
+            LOGGER.debug("pathInfo: " + pathInfo);
         }
 
         final String debugURL = "/debug";
@@ -147,14 +147,14 @@ public class InitialRequestContext implements RequestContext {
             m_urlRemainder = m_urlRemainder.substring(debugURLXSL.length());
         }
         if (!preserveOriginalURL) {
-            s_log.debug("Overwriting original URL, since the caller did not " +
+            LOGGER.debug("Overwriting original URL, since the caller did not " +
                         "ask to preserve it");
             m_originalUrl = m_urlSoFar + m_urlRemainder;
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Set processed URL to '" + m_urlSoFar + "'");
-            s_log.debug("Set remaining URL to '" + m_urlRemainder + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Set processed URL to '" + m_urlSoFar + "'");
+            LOGGER.debug("Set remaining URL to '" + m_urlRemainder + "'");
         }
     }
 

ccm-core/src/main/java/com/arsdigita/dispatcher/JSPApplicationDispatcher.java

@@ -20,11 +20,14 @@ package com.arsdigita.dispatcher;
 
 import java.io.File;
 import java.io.IOException;
+
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * Basic dispatcher class for dispatching URLs to JSP or
@@ -64,10 +67,11 @@ import org.apache.log4j.Logger;
 public class JSPApplicationDispatcher extends BaseDispatcherServlet
                                       implements Dispatcher  {
 
-    private static final Logger s_log = Logger.getLogger
+    private static final Logger LOGGER = LogManager.getLogger
         (JSPApplicationDispatcher.class);
 
     private static JSPApplicationDispatcher s_instance = newInstance();
+    private static final long serialVersionUID = 1662461509796743896L;
 
     /**
      * Returns a new instance of a JSPApplicationDispatcher.
@@ -108,8 +112,8 @@ public class JSPApplicationDispatcher extends BaseDispatcherServlet
         ServletContext sctx = actx.getServletContext();
         String remainingURL = actx.getRemainingURLPart();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("I think the remaining URL is '" + remainingURL + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("I think the remaining URL is '" + remainingURL + "'");
         }
 
         // This is where we forward a request from /foo1/bar.ext or
@@ -120,19 +124,19 @@ public class JSPApplicationDispatcher extends BaseDispatcherServlet
             actx.getPageBase() +
             actx.getRemainingURLPart();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Looking for a concrete resource under the web app " +
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Looking for a concrete resource under the web app " +
                         "context at '" + concreteURL + "'");
         }
 
         File concreteFile = new File(sctx.getRealPath(concreteURL));
 
         if (concreteFile.exists()) {
-            s_log.debug("Resource was found; forwarding");
+            LOGGER.debug("Resource was found; forwarding");
             DispatcherHelper.setRequestContext(req, actx);
             DispatcherHelper.forwardRequestByPath(concreteURL, req, resp);
         } else {
-            s_log.debug("Resource not found");
+            LOGGER.debug("Resource not found");
             resp.sendError(HttpServletResponse.SC_NOT_FOUND);
         }
     }

ccm-core/src/main/java/com/arsdigita/dispatcher/MultipartHttpServletRequest.java

@@ -42,11 +42,13 @@ import javax.servlet.http.HttpSession;
 import org.apache.commons.fileupload.FileItem;
 import org.apache.commons.fileupload.disk.DiskFileItemFactory;
 import org.apache.commons.fileupload.servlet.ServletFileUpload;
-import org.apache.log4j.Category;
 
 import com.arsdigita.globalization.Globalization;
 import com.arsdigita.util.UncheckedWrapperException;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
 import java.util.Collection;
 
 import javax.servlet.AsyncContext;
@@ -68,13 +70,11 @@ import javax.servlet.http.Part;
  * @author Karl Goldstein
  * @author Michael Pih
  * @author Uday Mathur
- * @version $Id: MultipartHttpServletRequest.java 1512 2007-03-22 02:36:06Z
- * apevec $
  * @since 4.5
  */
 public class MultipartHttpServletRequest implements HttpServletRequest {
 
-    private static final Category s_log = Category.getInstance(
+    private static final Logger LOGGER = LogManager.getLogger(
         MultipartHttpServletRequest.class);
 
     private HttpServletRequest m_request;
@@ -532,7 +532,7 @@ public class MultipartHttpServletRequest implements HttpServletRequest {
     }
 
     @Override
-    public void login(final String username, 
+    public void login(final String username,
                       final String password) throws ServletException {
         m_request.login(username, password);
     }
@@ -575,7 +575,7 @@ public class MultipartHttpServletRequest implements HttpServletRequest {
 
     @Override
     public AsyncContext startAsync(final ServletRequest servletRequest,
-                                   final ServletResponse servletResponse) 
+                                   final ServletResponse servletResponse)
         throws IllegalStateException {
         return m_request.startAsync(servletRequest, servletResponse);
     }

ccm-core/src/main/java/com/arsdigita/globalization/Globalization.java

@@ -25,35 +25,35 @@ import com.arsdigita.dispatcher.RequestContext;
 //import com.arsdigita.persistence.Session;
 //import com.arsdigita.persistence.SessionManager;
 //import com.arsdigita.persistence.TransactionContext;
-import com.arsdigita.util.Assert;
+
 import java.io.UnsupportedEncodingException;
 import java.text.MessageFormat;
-import java.util.HashMap;
-import java.util.Map;
 import java.util.MissingResourceException;
 import java.util.ResourceBundle;
+
 import javax.servlet.http.HttpServletRequest;
-import org.apache.log4j.Logger;
+
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * <p>
- * Utilities for the globalization process. The methods in this class make
- * use of the assumption that the ACS handles all locale and resource
- * negotiation so that the application developer doesn't have to worry about
- * it.
+ * Utilities for the globalization process. The methods in this class make use
+ * of the assumption that the ACS handles all locale and resource negotiation so
+ * that the application developer doesn't have to worry about it.
  * </p>
  *
  * @version $Id$
  */
 public class Globalization {
 
-    private static final Logger s_log = Logger.getLogger(Globalization.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        Globalization.class);
 
     public static final String ENCODING_PARAM_NAME = "g11n.enc";
 
     /**
-     * The default encoding for parameterts, as specified by the
-     * servlet spec
+     * The default encoding for parameterts, as specified by the servlet spec
      */
     public static final String DEFAULT_PARAM_ENCODING = "ISO-8859-1";
 
@@ -64,11 +64,10 @@ public class Globalization {
     public static final String DEFAULT_ENCODING = "ISO-8859-1";
 
 //    private static Map s_localeToCharsetMap;
-    
     private static String s_defaultCharset = DEFAULT_ENCODING;
-    
+
     private static boolean initialized = false;
-    
+
     static void init() {
         if (initialized) {
             return;
@@ -77,7 +76,6 @@ public class Globalization {
         initialized = true;
     }
 
-
 //    // Load the Locale to Charset Map from persistent storage.
 //    public static void loadLocaleToCharsetMap() {
 //        // retrieve all Locale objects that have a defaultCharset associated
@@ -123,11 +121,10 @@ public class Globalization {
 //            }
 //        }
 //    }
-
     static void setDefaultCharset(String encoding) {
         s_defaultCharset = encoding;
     }
-    
+
     /**
      * Get the default character set for encoding data
      *
@@ -183,11 +180,11 @@ public class Globalization {
 //        }
 //        return getDefaultCharset();
     }
-    
+
     /**
-     * Get the default character set for the request. First
-     * tries the getCharacterENcoding() method, then falls
-     * back on the DEFAULT_PARAM_ENCODING
+     * Get the default character set for the request. First tries the
+     * getCharacterENcoding() method, then falls back on the
+     * DEFAULT_PARAM_ENCODING
      *
      * @return String the character set
      */
@@ -198,9 +195,9 @@ public class Globalization {
         }
         return charset;
     }
-    
+
     /**
-     * Get the best locale for this request. 
+     * Get the best locale for this request.
      */
     private static java.util.Locale getLocale(HttpServletRequest req) {
         java.util.Locale l = DispatcherHelper.getNegotiatedLocale();
@@ -215,57 +212,56 @@ public class Globalization {
 
     /**
      * <p>
-     * Decode the value of an HttpServletRequest parameter. The value is
-     * decoded appropriately (lets hope so anyway).
+     * Decode the value of an HttpServletRequest parameter. The value is decoded
+     * appropriately (lets hope so anyway).
      * </p>
      *
-     * @param r The HttpServletRequest for which to get the value.
+     * @param r    The HttpServletRequest for which to get the value.
      * @param name The name of the parameter to retrieve.
      *
      * @return String The decoded value of the parameter.
      */
     public static final String decodeParameter(
-                                               HttpServletRequest r, String name
-                                               ) {
+        HttpServletRequest r, String name
+    ) {
         String re = r.getParameter(Globalization.ENCODING_PARAM_NAME);
         String original = r.getParameter(name);
         String real = null;
 
-        if (re == null ||
-            re.length() == 0) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug(ENCODING_PARAM_NAME + " is not set, using locale " +
-                            "default encoding for parameter " + name);
+        if (re == null || re.length() == 0) {
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug(ENCODING_PARAM_NAME + " is not set, using locale "
+                             + "default encoding for parameter " + name);
             }
             re = getDefaultCharset(getLocale(r));
         }
 
-        if (original == null ||
-            original.length() == 0) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " has no value");
+        if (original == null || original.length() == 0) {
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name + " has no value");
             }
             real = original;
         } else if (getDefaultCharset(r).equals(re)) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " is already in correct encoding");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name
+                             + " is already in correct encoding");
             }
             real = original;
         } else {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " is being converted from " +
-                            getDefaultCharset(r) + " into " + re);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name + " is being converted from "
+                             + getDefaultCharset(r) + " into " + re);
             }
             try {
-                real = new String
-                    (original.getBytes(getDefaultCharset(r)),
-                     re);
+                real = new String(original.getBytes(getDefaultCharset(r)),
+                                  re);
             } catch (UnsupportedEncodingException uee) {
-                s_log.warn("encoding " + re + " is not supported, falling back on system default");
+                LOGGER.warn("encoding " + re
+                            + " is not supported, falling back on system default");
                 real = original;
             }
         }
-        
+
         return real;
     }
 
@@ -278,46 +274,46 @@ public class Globalization {
      *
      * @return String[] The decoded parameters.
      */
-    public static final String[] decodeParameters
-            (HttpServletRequest r, String name) {
+    public static final String[] decodeParameters(HttpServletRequest r,
+                                                  String name) {
         String re = r.getParameter(Globalization.ENCODING_PARAM_NAME);
         String[] originals = r.getParameterValues(name);
         String[] real = null;
 
-        if (re == null ||
-            re.length() == 0) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug(ENCODING_PARAM_NAME + " is not set, using locale " +
-                            "default encoding for parameter " + name);
+        if (re == null || re.length() == 0) {
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug(ENCODING_PARAM_NAME + " is not set, using locale "
+                             + "default encoding for parameter " + name);
             }
             re = getDefaultCharset(getLocale(r));
         }
 
-        if (originals == null ||
-            originals.length == 0) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " has no value");
+        if (originals == null || originals.length == 0) {
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name + " has no value");
             }
             real = originals;
         } else if (getDefaultCharset(r).equals(re)) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " is already in correct encoding");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name
+                             + " is already in correct encoding");
             }
             real = originals;
         } else {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Parameter " + name + " is being converted from " +
-                            getDefaultCharset(r) + " into " + re);
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Parameter " + name + " is being converted from "
+                             + getDefaultCharset(r) + " into " + re);
             }
             try {
                 real = new String[originals.length];
                 for (int i = 0; i < originals.length; i++) {
-                    real[i] = new String
-                        (originals[i].getBytes(getDefaultCharset(r)),
-                         re);
+                    real[i] = new String(originals[i].getBytes(
+                        getDefaultCharset(r)),
+                                         re);
                 }
             } catch (UnsupportedEncodingException uee) {
-                s_log.warn("encoding " + re + " is not supported, falling back on system default");
+                LOGGER.warn("encoding " + re
+                            + " is not supported, falling back on system default");
                 real = originals;
             }
         }
@@ -356,13 +352,13 @@ public class Globalization {
         rb = rc.getResourceBundle();
 
         if (rb != null) {
-            if (s_log.isInfoEnabled()) {
-                s_log.info(rb.getClass().getName() +
-                           " is the chosen ResourceBundle.");
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info(rb.getClass().getName()
+                            + " is the chosen ResourceBundle.");
             }
         } else {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("No matching ResourceBundle found");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("No matching ResourceBundle found");
             }
         }
 
@@ -375,7 +371,7 @@ public class Globalization {
      * appropriate Locale and key.
      * </p>
      *
-     * @param r The current HttpServletRequest.
+     * @param r   The current HttpServletRequest.
      * @param key The key used to select the appropriate Object
      *
      * @return The localized Object
@@ -390,7 +386,6 @@ public class Globalization {
         // If the key does not contain a '#' character, then use the
         // HttpServletRequest alone to determine the appropriate
         // ResourceBundle.
-
         int separator = key.indexOf('#');
         if (separator < 0) {
             rb = getResourceBundle(r);
@@ -415,14 +410,14 @@ public class Globalization {
             if (rb != null) {
                 l7dObject = rb.getObject(key);
             } else {
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("No ResourceBundle available");
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("No ResourceBundle available");
                 }
             }
         } catch (MissingResourceException e) {
-            if (s_log.isDebugEnabled()) {
-                s_log.debug("Key " + key + " was not found in the " +
-                            "ResourceBundle");
+            if (LOGGER.isDebugEnabled()) {
+                LOGGER.debug("Key " + key + " was not found in the "
+                             + "ResourceBundle");
             }
         }
 
@@ -431,11 +426,11 @@ public class Globalization {
 
     /**
      * <p>
-     * Get a String from the appropriate ResourceBundle based on the
-     * appropriate Locale and key.
+     * Get a String from the appropriate ResourceBundle based on the appropriate
+     * Locale and key.
      * </p>
      *
-     * @param r The current HttpServletRequest.
+     * @param r   The current HttpServletRequest.
      * @param key The key used to select the appropriate String
      *
      * @return The localized String
@@ -450,12 +445,12 @@ public class Globalization {
     /**
      * <p>
      * Get a parameterized String (for doing MessageFormatting) from the
-     * appropraite ResourceBundle based on the appropriate Locale and key.
-     * Then interpolate the values for the other keys passed.
+     * appropraite ResourceBundle based on the appropriate Locale and key. Then
+     * interpolate the values for the other keys passed.
      * </p>
      *
-     * @param r The current HttpServletRequest.
-     * @param key The key used to select the appropriate String
+     * @param r         The current HttpServletRequest.
+     * @param key       The key used to select the appropriate String
      * @param arguments A Object[] containing the other keys to localize and
      *                  interpolate into the parameterized string. It may also
      *                  contain other Objects beside Strings, such as Date
@@ -491,26 +486,25 @@ public class Globalization {
      * default ResourceBundle in another language
      * </p>
      *
-     * @param targetBundle The ResourceBundle we are looking for.
-     * @param locale The Locale object representing the language we want.
+     * @param targetBundle  The ResourceBundle we are looking for.
+     * @param locale        The Locale object representing the language we want.
      * @param defaultLocale The Locale object representing the default language.
      */
-    public static ResourceBundle getBundleNoFallback
-        (String targetBundle, java.util.Locale locale,
-         java.util.Locale defaultLocale) {
+    public static ResourceBundle getBundleNoFallback(String targetBundle,
+                                                     java.util.Locale locale,
+                                                     java.util.Locale defaultLocale) {
         ResourceBundle bundle = null;
 
         if (locale == null) {
-            locale =
-                (defaultLocale != null) ?
-                defaultLocale : java.util.Locale.getDefault();
+            locale = (defaultLocale != null) ? defaultLocale : java.util.Locale
+                .getDefault();
         }
 
         try {
             bundle = ResourceBundle.getBundle(targetBundle, locale);
         } catch (MissingResourceException e) {
-            if (s_log.isInfoEnabled()) {
-                s_log.info("Didn't find ResourceBundle for " + targetBundle);
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info("Didn't find ResourceBundle for " + targetBundle);
             }
         }
 
@@ -519,19 +513,17 @@ public class Globalization {
         // Make sure that if we found a ResourceBundle it is either in the
         // language we were looking for or, by coincidence, the target
         // language happens to match the default language for the system.
-        if (bundle != null ) {
-            if (
-                targetLanguage.equals(bundle.getLocale().getLanguage()) ||
-                targetLanguage.equals(defaultLocale.getLanguage())
-                ) {
-                if (s_log.isInfoEnabled()) {
-                    s_log.info("Found matching ResourceBundle for " +
-                               targetBundle);
+        if (bundle != null) {
+            if (targetLanguage.equals(bundle.getLocale().getLanguage())
+                || targetLanguage.equals(defaultLocale.getLanguage())) {
+                if (LOGGER.isInfoEnabled()) {
+                    LOGGER.info("Found matching ResourceBundle for "
+                                + targetBundle);
                 }
             } else {
-                if (s_log.isInfoEnabled()) {
-                    s_log.info("Found non-matching ResourceBundle for " +
-                               targetBundle);
+                if (LOGGER.isInfoEnabled()) {
+                    LOGGER.info("Found non-matching ResourceBundle for "
+                                + targetBundle);
                 }
                 bundle = null;
             }
@@ -539,4 +531,5 @@ public class Globalization {
 
         return bundle;
     }
+
 }

ccm-core/src/main/java/com/arsdigita/globalization/GlobalizedMessage.java

@@ -25,7 +25,8 @@ import java.util.ResourceBundle;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.l10n.GlobalizationHelper;
 
@@ -52,7 +53,7 @@ public class GlobalizedMessage {
      * /WEB-INF/conf/log4j.properties int hte runtime environment and set
      * com.arsdigita.globalization.GlobalizedMessage=DEBUG by uncommenting or adding the line.
      */
-    private static final Logger LOGGER = Logger.getLogger(GlobalizedMessage.class.getName());
+    private static final Logger LOGGER = LogManager.getLogger(GlobalizedMessage.class.getName());
     private String m_key = "";
     private String m_bundleName = "";
     /**

ccm-core/src/main/java/com/arsdigita/kernel/ui/ACSObjectSelectionModel.java

@@ -31,11 +31,9 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.util.UncheckedWrapperException;
 
 import java.math.BigDecimal;
-import java.lang.reflect.Constructor;
 
 import javax.servlet.ServletException;
 
-import org.apache.log4j.Logger;
 import org.libreccm.cdi.utils.CdiUtil;
 import org.libreccm.core.CcmObject;
 import org.libreccm.core.CcmObjectRepository;

ccm-core/src/main/java/com/arsdigita/runtime/CCMResourceManager.java

@@ -25,7 +25,8 @@ import java.io.File;
 import java.net.MalformedURLException;
 import java.net.URL;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * <p>CCMResourceManager Runtime environment repository object, stores essential
@@ -62,11 +63,10 @@ import org.apache.log4j.Logger;
  * @author Justin Ross &lt;jross@redhat.com&gt;
  * rewritten by
  * @author pboy &lt;pboy@barkhof.uni-bremen.de&gt;
- * @version $Id$
  */
 public final class CCMResourceManager {
 
-    private static final Logger s_log = Logger.getLogger(CCMResourceManager.class);
+    private static final Logger LOGGER = LogManager.getLogger(CCMResourceManager.class);
 
     private static CCMResourceManager s_ccm;
 
@@ -100,7 +100,7 @@ public final class CCMResourceManager {
         }
         else {
             // baseDir already set, silently discard
-            s_log.info("baseDir already set as " + m_baseDir + ". Discarded.");
+            LOGGER.info("baseDir already set as " + m_baseDir + ". Discarded.");
         }
     }
 
@@ -308,7 +308,7 @@ public final class CCMResourceManager {
      */
     private final void storeBaseDir(String baseDirName) {
 
-        s_log.debug("storeBaseDir: BaseDir name is given as " + baseDirName );
+        LOGGER.debug("storeBaseDir: BaseDir name is given as " + baseDirName );
         m_baseDir = new File(baseDirName);
 
         // eventually: check if dir exists, create it if not.

ccm-core/src/main/java/com/arsdigita/templating/ApplicationPatternGenerator.java

@@ -25,7 +25,8 @@ import com.arsdigita.web.Web;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.libreccm.web.CcmApplication;
 
 /**
@@ -37,7 +38,8 @@ public class ApplicationPatternGenerator implements PatternGenerator {
     /**
      * Private logger instance for debugging purpose
      */
-    private static final Logger s_log = Logger.getLogger(PatternGenerator.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        PatternGenerator.class);
 
     /**
      * Implementation of the Interface class.
@@ -51,18 +53,18 @@ public class ApplicationPatternGenerator implements PatternGenerator {
     public String[] generateValues(String key,
                                    HttpServletRequest req) {
 
-        s_log.debug("Processing Application with key: " + key);
+        LOGGER.debug("Processing Application with key: " + key);
 
         final CcmApplication app = Web.getWebContext().getApplication();
         if (app != null) {
             String[] returnValue = {app.getApplicationType()};
-            s_log.debug("Found application >>" + returnValue
-                            + "<< in Application.");
+            LOGGER.debug("Found application >>" + returnValue
+                             + "<< in Application.");
             return returnValue;
         }
 
-        s_log.debug("ApplicationType for >>" + key
-                        + "<< not found. Trying SiteNodes instead.");
+        LOGGER.debug("ApplicationType for >>" + key
+                         + "<< not found. Trying SiteNodes instead.");
 
         throw new IllegalArgumentException(
             "No ApplicationType found for type name " + key);

ccm-core/src/main/java/com/arsdigita/templating/HostPatternGenerator.java

@@ -19,12 +19,12 @@
 package com.arsdigita.templating;
 
 import com.arsdigita.util.servlet.HttpHost;
-import com.arsdigita.web.Web;
 import com.arsdigita.web.WebConfig;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * Generates a set of patterns corresponding to the current host name. (actually
@@ -39,7 +39,7 @@ public class HostPatternGenerator implements PatternGenerator {
      * set com.arsdigita.templating.HostPatternGenerator=DEBUG by uncommenting
      * or adding the line.
      */
-    private static final Logger s_log = Logger.getLogger(
+    private static final Logger LOGGER = LogManager.getLogger(
         HostPatternGenerator.class);
 
     /**
@@ -61,8 +61,8 @@ public class HostPatternGenerator implements PatternGenerator {
                                      WebConfig.getConfig().getHostPort());
         final String hostName = host.toString();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Generating Values for key: " + key + " ["
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Generating Values for key: " + key + " ["
                         + "Hostname retrieved: >>" + hostName + "<<]");
         }
 

ccm-core/src/main/java/com/arsdigita/templating/Templating.java

@@ -29,6 +29,8 @@ import com.arsdigita.web.WebConfig;
 import com.arsdigita.xml.Document;
 import com.arsdigita.xml.Element;
 
+import org.apache.logging.log4j.Level;
+
 import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.InputStream;
@@ -43,8 +45,8 @@ import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.transform.ErrorListener;
 import javax.xml.transform.TransformerException;
 
-import org.apache.log4j.Level;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
  * An entry-point class for the functions of the templating package. The class
@@ -55,7 +57,6 @@ import org.apache.log4j.Logger;
  *
  * @author Dan Berrange
  * @author Justin Ross <jross@redhat.com>
- * @version $Id$
  */
 public class Templating {
 
@@ -65,7 +66,7 @@ public class Templating {
      * set com.arsdigita.templating.Templating=DEBUG by uncommenting it or
      * adding the line.
      */
-    private static final Logger s_log = Logger.getLogger(Templating.class);
+    private static final Logger LOGGER = LogManager.getLogger(Templating.class);
 
     /**
      * This is the name of the attribute that is set in the request whose value,
@@ -81,7 +82,7 @@ public class Templating {
         .getConfig();
 
     static {
-        s_log.debug("Static initalizer starting...");
+        LOGGER.debug("Static initalizer starting...");
 
         Exceptions.registerUnwrapper(
             TransformerException.class,
@@ -104,7 +105,7 @@ public class Templating {
         setting = s_config.getStylesheetCacheAge();
         int cacheAge = (setting == null ? 60 * 60 * 24 * 3 : setting.intValue());
 
-        s_log.debug("Static initalizer finished...");
+        LOGGER.debug("Static initalizer finished...");
     }
 
     /**
@@ -183,8 +184,8 @@ public class Templating {
                                                        boolean fancyErrors,
                                                        boolean useCache) {
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Getting template for URL " + source);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Getting template for URL " + source);
         }
 
         Assert.exists(source, URL.class);
@@ -192,9 +193,9 @@ public class Templating {
         XSLTemplate template = null;
 
         if (template == null) {
-            if (s_log.isInfoEnabled()) {
-                s_log.info("The template for URL " + source + " is not "
-                               + "cached; creating and caching it now");
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info("The template for URL " + source + " is not "
+                                + "cached; creating and caching it now");
             }
 
             if (fancyErrors) {
@@ -212,9 +213,9 @@ public class Templating {
             // Debug mode should be captured at a lower level,
             // probably on UtilConfig.
 
-            if (s_log.isInfoEnabled()) {
-                s_log.info("Template " + template + " has been modified; "
-                               + "recreating it from scratch");
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info("Template " + template + " has been modified; "
+                                + "recreating it from scratch");
             }
 
             if (fancyErrors) {
@@ -274,8 +275,8 @@ public class Templating {
      * @param source the <code>URL</code> to the top-level template resource
      */
     public static synchronized void purgeTemplate(final URL source) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Purging cached template for URL " + source);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Purging cached template for URL " + source);
         }
 
         Assert.exists(source, URL.class);
@@ -286,8 +287,8 @@ public class Templating {
      * regenerated on-demand as each gets requested.
      */
     public static synchronized void purgeTemplates() {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Purging all cached templates");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Purging all cached templates");
         }
     }
 
@@ -312,8 +313,8 @@ public class Templating {
                 "http://www.w3.org/1999/XSL/Transform");
             imp.addAttribute("href", path.toString());
 
-            if (s_log.isInfoEnabled()) {
-                s_log.info("Adding import for " + path.toString());
+            if (LOGGER.isInfoEnabled()) {
+                LOGGER.info("Adding import for " + path.toString());
             }
         }
 
@@ -324,8 +325,8 @@ public class Templating {
             throw new UncheckedWrapperException("cannot build document", ex);
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("XSL is " + doc.toString(true));
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("XSL is " + doc.toString(true));
         }
 
         return new ByteArrayInputStream(doc.toString(true).getBytes());
@@ -379,16 +380,17 @@ public class Templating {
         // and unrestricted access. The complete code should get refactored to
         // use ServletContext#getResource(path)
         String installContext = Web.getWebappContextPath();
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Installation context is >" + installContext + "<.");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Installation context is >" + installContext + "<.");
         }
         if (!installContext.equals("")) {
             // CCM is installed into a non-ROOT context
             if (localPath.startsWith(installContext)) {
                 // remove webapp context part
                 localPath = localPath.substring(installContext.length());
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("WebApp context removed: >>" + localPath + "<<");
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER
+                        .debug("WebApp context removed: >>" + localPath + "<<");
                 }
             }
         }
@@ -401,8 +403,8 @@ public class Templating {
                 // A virtual path to the ResourceServlet
                 localPath = localPath.substring("/resource".length()); //remove virtual part
                 URL newURL = Web.findResource(localPath); //without host part here!
-                if (s_log.isDebugEnabled()) {
-                    s_log.
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.
                         debug("Transforming resource " + url + " to "
                                   + newURL);
                 }
@@ -415,24 +417,24 @@ public class Templating {
                 if (file.exists()) {
                     try {
                         URL newURL = file.toURL();
-                        if (s_log.isDebugEnabled()) {
-                            s_log.debug("Transforming resource " + url + " to "
-                                            + newURL);
+                        if (LOGGER.isDebugEnabled()) {
+                            LOGGER.debug("Transforming resource " + url + " to "
+                                             + newURL);
                         }
                         return newURL;
                     } catch (MalformedURLException ex) {
                         throw new UncheckedWrapperException(ex);
                     }
-                } else if (s_log.isDebugEnabled()) {
-                    s_log.debug("File " + filename
-                                    + " doesn't exist on disk");
+                } else if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("File " + filename
+                                     + " doesn't exist on disk");
                 }
             }
         } else // url is not the (local) running CCM host, no transformation
         // is done
-         if (s_log.isDebugEnabled()) {
-                s_log.debug("URL " + url + " is not local");
-            }
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("URL " + url + " is not local");
+        }
 
         return url;  // returns the original, unmodified url here
     }
@@ -445,9 +447,8 @@ public class Templating {
  */
 class LoggingErrorListener implements ErrorListener {
 
-    private static final Logger s_log
-                                    = Logger.getLogger(
-            LoggingErrorListener.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        LoggingErrorListener.class);
     private final ArrayList m_errors;
 
     LoggingErrorListener() {
@@ -474,10 +475,10 @@ class LoggingErrorListener implements ErrorListener {
     }
 
     private void log(Level level, TransformerException ex) {
-        s_log.log(level, "Transformer " + level + ": "
-                             + ex.getLocationAsString() + ": " + ex.
-                  getMessage(),
-                  ex);
+        LOGGER.log(level, "Transformer " + level + ": "
+                              + ex.getLocationAsString() + ": " + ex.
+                   getMessage(),
+                   ex);
         m_errors.add(ex);
     }
 

ccm-core/src/main/java/com/arsdigita/templating/URLPatternGenerator.java

@@ -18,7 +18,6 @@
  */
 package com.arsdigita.templating;
 
-
 import com.arsdigita.util.Assert;
 import com.arsdigita.util.StringUtils;
 
@@ -26,130 +25,123 @@ import com.arsdigita.web.Web;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.libreccm.web.CcmApplication;
 
-
 /**
  * Generates a set of pattern values based on the URL path info for the current
  * request. Slashes in the request are translated into hyphens; the file
  * extension is stripped; any 'index' is removed, except for the top level.
  *
  * So some examples:
- * 
+ *
  * /content/admin/item.jsp -> { "admin-item", "admin", "index" }
- * /content/admin/index.jsp -> { "admin", "index" }
- * /content/admin/ -> { "admin", "index" }
- * /content/index.jsp -> { "index" }
- * /content/ -> { "index" }
+ * /content/admin/index.jsp -> { "admin", "index" } /content/admin/ -> {
+ * "admin", "index" } /content/index.jsp -> { "index" } /content/ -> { "index" }
  */
 public class URLPatternGenerator implements PatternGenerator {
 
-    private static final Logger s_log = 
-         Logger.getLogger(URLPatternGenerator.class);
+    private static final Logger LOGGER = LogManager.getLogger(
+        URLPatternGenerator.class);
 
     private static final String DEFAULT_URL_MATCH = "index";
 
     /**
-     * 
+     *
      * @param key
      * @param req
-     * @return 
+     *
+     * @return
      */
     public String[] generateValues(String key,
                                    HttpServletRequest req) {
         String path = getPath();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Substituting values for url " + path);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Substituting values for url " + path);
         }
-        
+
         // Check for a file extension & strip it.
         int dotIndex = path.lastIndexOf(".");
         int slashIndex = path.lastIndexOf("/");
         if (dotIndex > -1
-            && dotIndex > slashIndex) {
+                && dotIndex > slashIndex) {
             path = path.substring(0, dotIndex);
         }
-        
+
         // Strip '/index' if any
-        if (path != null &&
-            path.endsWith("/" + DEFAULT_URL_MATCH)) {
-            path = path.substring(0, path.length() - 
-                                  DEFAULT_URL_MATCH.length());
+        if (path != null && path.endsWith("/" + DEFAULT_URL_MATCH)) {
+            path = path.substring(0, path.length() - DEFAULT_URL_MATCH.length());
         }
-        
+
         // Now strip trailing & leading slash
-        if (path != null &&
-            path.startsWith("/")) {
+        if (path != null && path.startsWith("/")) {
             path = path.substring(1);
         }
-        if (path != null &&
-            path.endsWith("/")) {
-            path = path.substring(0, path.length()-1);
+        if (path != null && path.endsWith("/")) {
+            path = path.substring(0, path.length() - 1);
         }
 
         if (path == null) {
             path = "";
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Normalized path is '" + path + "'");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Normalized path is '" + path + "'");
         }
         String[] bits = StringUtils.split(path, '/');
-        if (s_log.isDebugEnabled()) {
-            for (int i = 0 ; i < bits.length ; i++) {
-                s_log.debug(" -> '" + bits[i] + "'");
+        if (LOGGER.isDebugEnabled()) {
+            for (int i = 0; i < bits.length; i++) {
+                LOGGER.debug(" -> '" + bits[i] + "'");
             }
         }
-        
+
         // Now we've cut off the file extension, it's time to do the
         // funky concatenation trick. 
         for (int i = 1; i < bits.length; i++) {
-            bits[i] = bits[i-1] + "-" + bits[i];
+            bits[i] = bits[i - 1] + "-" + bits[i];
         }
-                
+
         // Now we have to reverse it, so matching goes from most specific
         // to most general & add in the default 'index' match
-        
-        String[] reverseBits = new String[bits.length+1];
-        
-        for ( int i = bits.length - 1, j = 0; i > -1; i--,j++ ) {
-            reverseBits[j] = bits [i];
-        }
-        reverseBits[reverseBits.length-1] = DEFAULT_URL_MATCH;
+        String[] reverseBits = new String[bits.length + 1];
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("After concatenation & reversing");
-            for (int i = 0 ; i < reverseBits.length ; i++) {
-                s_log.debug(" -> '" + reverseBits[i] + "'");
+        for (int i = bits.length - 1, j = 0; i > -1; i--, j++) {
+            reverseBits[j] = bits[i];
+        }
+        reverseBits[reverseBits.length - 1] = DEFAULT_URL_MATCH;
+
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("After concatenation & reversing");
+            for (int i = 0; i < reverseBits.length; i++) {
+                LOGGER.debug(" -> '" + reverseBits[i] + "'");
             }
         }
-        
+
         return reverseBits;
     }
 
-    
     private String getPath() {
         String base = getBasePath();
         String url = Web.getWebContext().getRequestURL().getPathInfo();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Base is " + base + " url is " + url);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Base is " + base + " url is " + url);
         }
-        
-        Assert.isTrue(url.startsWith(base), "URL " + url + " starts with " + base);
-        
-        return url.substring(base.length()-1);
+
+        Assert.isTrue(url.startsWith(base), "URL " + url + " starts with "
+                                            + base);
+
+        return url.substring(base.length() - 1);
     }
-    
+
     /**
-     * Provides the base URL of the application in the current Web request
-     * (i.e. application's PrimaryURL). If no application can be found or
- no PrimaryURL can be determined ROOT ("/") is returned. 
- 
- XXX fix me, why can't we get this from Web.getWebContext().getRequestURL
-     * 
+     * Provides the base URL of the application in the current Web request (i.e.
+     * application's PrimaryURL). If no application can be found or no
+     * PrimaryURL can be determined ROOT ("/") is returned.      *
+     * XXX fix me, why can't we get this from Web.getWebContext().getRequestURL
+     *
      * @return primary url of an application or ROOT
      */
     private String getBasePath() {

ccm-core/src/main/java/com/arsdigita/templating/WebAppPatternGenerator.java

@@ -22,7 +22,8 @@ import com.arsdigita.web.Web;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 import org.libreccm.web.CcmApplication;
 
 /**
@@ -37,7 +38,7 @@ public class WebAppPatternGenerator implements PatternGenerator {
      * set com.arsdigita.templating.WebAppPatternGenerator=DEBUG by uncommenting
      * or adding the line.
      */
-    private static final Logger s_log = Logger.getLogger(
+    private static final Logger LOGGER = LogManager.getLogger(
         WebAppPatternGenerator.class);
 
     /**
@@ -66,8 +67,8 @@ public class WebAppPatternGenerator implements PatternGenerator {
             ctx = ctx.substring(1);
         }
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Generating Values key: " + key + " ["
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Generating Values key: " + key + " ["
                         + "Web.getWebContext(): " + Web.getWebContext() + " ,"
                         + "Application: " + Web.getWebContext().getApplication()
                         + "," + "ContextPath: >" + ctx + "<]");

ccm-core/src/main/java/com/arsdigita/templating/XSLTemplate.java

@@ -44,8 +44,9 @@ import javax.xml.transform.TransformerFactory;
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamResult;
 
-import org.apache.log4j.Level;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 import org.w3c.dom.Document;
 
@@ -54,31 +55,33 @@ import org.w3c.dom.Document;
  * transformers.
  *
  * @author Dan Berrange
- * @version $Id$
  */
 public final class XSLTemplate {
 
-    /** Internal logger instance to faciliate debugging. Enable logging output
-     *  by editing /WEB-INF/conf/log4j.properties int hte runtime environment
-     *  and set com.arsdigita.templating.XSLTemplate=DEBUG by uncommenting 
-     *  or adding the line.                                                   */
-    private static final Logger s_log = Logger.getLogger(XSLTemplate.class);
+    /**
+     * Internal logger instance to faciliate debugging. Enable logging output by
+     * editing /WEB-INF/conf/log4j.properties int hte runtime environment and
+     * set com.arsdigita.templating.XSLTemplate=DEBUG by uncommenting or adding
+     * the line.
+     */
+    private static final Logger LOGGER = LogManager.getLogger(XSLTemplate.class);
 
-    /** Property containing the URL to the XSL source file or create this
-     *  instance                                                              */
+    /**
+     * Property containing the URL to the XSL source file or create this
+     * instance
+     */
     private final URL m_source;
     private final Templates m_templates;
     private final List m_dependents;
     private final Date m_created;
 
     /**
-     * Creates and loads a new template from <code>source</code>,
-     * using <code>listener</code> to handle any errors.
+     * Creates and loads a new template from <code>source</code>, using
+     * <code>listener</code> to handle any errors.
      *
-     * @param source A <code>URL</code> pointing to the template
-     * source text
-     * @param listener A <code>ErrorListener</code> to customize
-     * behavior on error
+     * @param source   A <code>URL</code> pointing to the template source text
+     * @param listener A <code>ErrorListener</code> to customize behavior on
+     *                 error
      */
     public XSLTemplate(final URL source,
                        final ErrorListener listener) {
@@ -92,17 +95,16 @@ public final class XSLTemplate {
         final SimpleURIResolver resolver = new SimpleURIResolver();
 
         try {
-            s_log.debug("Getting new templates object");
+            LOGGER.debug("Getting new templates object");
 
-            final TransformerFactory factory =
-                                     TransformerFactory.newInstance();
+            final TransformerFactory factory = TransformerFactory.newInstance();
             factory.setURIResolver(resolver);
             factory.setErrorListener(listener);
 
             m_templates = factory.newTemplates(resolver.resolve(m_source.
-                    toString(), null));
+                toString(), null));
 
-            s_log.debug("Done getting new templates");
+            LOGGER.debug("Done getting new templates");
         } catch (TransformerConfigurationException ex) {
             throw new WrappedTransformerException(ex);
         } catch (TransformerException ex) {
@@ -119,11 +121,10 @@ public final class XSLTemplate {
     }
 
     /**
-     * Creates and loads a new template from <code>source</code> using
-     * the default <code>ErrorListener</code>.
+     * Creates and loads a new template from <code>source</code> using the
+     * default <code>ErrorListener</code>.
      *
-     * @param source A <code>URL</code> pointing to the template
-     * source text
+     * @param source A <code>URL</code> pointing to the template source text
      */
     public XSLTemplate(final URL source) {
         this(source, new Log4JErrorListener());
@@ -132,8 +133,8 @@ public final class XSLTemplate {
     /**
      * Gets the <code>URL</code> of the template source.
      *
-     * @return The <code>URL</code> location of the template source;
-     * it cannot be null
+     * @return The <code>URL</code> location of the template source; it cannot
+     *         be null
      */
     public final URL getSource() {
         return m_source;
@@ -142,8 +143,8 @@ public final class XSLTemplate {
     /**
      * Gets a list of all dependent stylesheet files.
      *
-     * @return A <code>List</code> of <code>URL</code>s to dependent
-     * stylesheet files; it cannot be null
+     * @return A <code>List</code> of <code>URL</code>s to dependent stylesheet
+     *         files; it cannot be null
      */
     public final List getDependents() {
         return m_dependents;
@@ -156,7 +157,7 @@ public final class XSLTemplate {
      * @return The new <code>Transformer</code>; it cannot be null
      */
     public final synchronized Transformer newTransformer() {
-        s_log.debug("Generating new transformer");
+        LOGGER.debug("Generating new transformer");
 
         try {
             return m_templates.newTransformer();
@@ -167,23 +168,23 @@ public final class XSLTemplate {
 
     /**
      * Transforms the <code>source</code> document and sends it to
-     * <code>result</code>.  If there are errors,
-     * <code>listener</code> handles them.  This method internally
-     * creates and uses a new <code>Transformer</code>.
+     * <code>result</code>. If there are errors, <code>listener</code> handles
+     * them. This method internally creates and uses a new
+     * <code>Transformer</code>.
      *
-     * @param source The <code>Source</code> to be transformed; it
-     * cannot be null
-     * @param result The <code>Result</code> to capture the
-     * transformed product; it cannot be null
-     * @param listener A <code>ErrorListener</code> to handle
-     * transformation errors; it cannot be null
+     * @param source   The <code>Source</code> to be transformed; it cannot be
+     *                 null
+     * @param result   The <code>Result</code> to capture the transformed
+     *                 product; it cannot be null
+     * @param listener A <code>ErrorListener</code> to handle transformation
+     *                 errors; it cannot be null
      */
     public final void transform(final Source source,
                                 final Result result,
                                 final ErrorListener listener) {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Transforming " + source + " and sending it to "
-                        + result + " using error listener " + listener);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Transforming " + source + " and sending it to "
+                             + result + " using error listener " + listener);
         }
 
         if (Assert.isEnabled()) {
@@ -196,11 +197,11 @@ public final class XSLTemplate {
             final Transformer transformer = newTransformer();
             transformer.setErrorListener(listener);
 
-            s_log.debug("Transforming the XML source document");
-           
+            LOGGER.debug("Transforming the XML source document");
+
             transformer.transform(source, result);
-                        
-            s_log.debug("Finished transforming");
+
+            LOGGER.debug("Finished transforming");
         } catch (TransformerConfigurationException tce) {
             throw new WrappedTransformerException(tce);
         } catch (TransformerException te) {
@@ -210,13 +211,13 @@ public final class XSLTemplate {
 
     /**
      * Transforms the <code>source</code> document and sends it to
-     * <code>result</code>.  This method internally creates and uses a
-     * new <code>Transformer</code>.
+     * <code>result</code>. This method internally creates and uses a new
+     * <code>Transformer</code>.
      *
-     * @param source The <code>Source</code> to be transformed; it
-     * cannot be null
-     * @param result The <code>Result</code> to capture the
-     * transformed product; it cannot be null
+     * @param source The <code>Source</code> to be transformed; it cannot be
+     *               null
+     * @param result The <code>Result</code> to capture the transformed product;
+     *               it cannot be null
      */
     public final void transform(final Source source,
                                 final Result result) {
@@ -225,15 +226,14 @@ public final class XSLTemplate {
 
     /**
      * Transforms <code>doc</code> and streams the result to
-     * <code>writer</code>.  If there are errors,
-     * <code>listener</code> handles them.
+     * <code>writer</code>. If there are errors, <code>listener</code> handles
+     * them.
      *
-     * @param doc The <code>Document</code> to transform; it cannot be
-     * null
-     * @param writer The <code>PrintWriter</code> to receive the
-     * transformed result; it cannot be null
-     * @param listener A <code>ErrorListener</code> to handle any
-     * errors; it cannot be null
+     * @param doc      The <code>Document</code> to transform; it cannot be null
+     * @param writer   The <code>PrintWriter</code> to receive the transformed
+     *                 result; it cannot be null
+     * @param listener A <code>ErrorListener</code> to handle any errors; it
+     *                 cannot be null
      */
     public final void transform(final Document doc,
                                 final PrintWriter writer,
@@ -254,10 +254,9 @@ public final class XSLTemplate {
      * Transforms <code>doc</code> and streams the result to
      * <code>writer</code>.
      *
-     * @param doc The <code>Document</code> to transform; it cannot be
-     * null
-     * @param writer The <code>PrintWriter</code> to receive the
-     * transformed result; it cannot be null
+     * @param doc    The <code>Document</code> to transform; it cannot be null
+     * @param writer The <code>PrintWriter</code> to receive the transformed
+     *               result; it cannot be null
      */
     public final void transform(final Document doc,
                                 final PrintWriter writer) {
@@ -265,82 +264,81 @@ public final class XSLTemplate {
     }
 
     /**
-     * Checks whether the XSL files associated with the template have
-     * been modified.
+     * Checks whether the XSL files associated with the template have been
+     * modified.
      *
-     * @return <code>true</code> if any dependent files have been
-     * modified, otherwise <code>false</code>
+     * @return <code>true</code> if any dependent files have been modified,
+     *         otherwise <code>false</code>
      */
     public final boolean isModified() {
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Checking if the XSL files for " + this.getSource().toString() + " "
-                        + "have been modified and need to be re-read");
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Checking if the XSL files for " + this.getSource()
+                .toString() + " "
+                             + "have been modified and need to be re-read");
         }
 
         final Iterator iter = m_dependents.iterator();
 
         while (iter.hasNext()) {
-            final URL url = Templating.transformURL((URL) iter.next());            
+            final URL url = Templating.transformURL((URL) iter.next());
             Assert.exists(url, URL.class);
 
             if (url.getProtocol().equals("file")) {
                 final File file = new File(url.getPath());
 
                 if (file.lastModified() > m_created.getTime()) {
-                    if (s_log.isInfoEnabled()) {
-                        s_log.info("File " + file + " was modified " + file.
-                                lastModified());
+                    if (LOGGER.isInfoEnabled()) {
+                        LOGGER.info("File " + file + " was modified " + file.
+                            lastModified());
                     }
 
                     return true;
                 }
             } else {
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("The URL is not to a file; assuming " + url
-                                + " is not modified");
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("The URL is not to a file; assuming " + url
+                                     + " is not modified");
                 }
             }
         }
 
-        s_log.debug("No files were modified");
+        LOGGER.debug("No files were modified");
 
         return false;
     }
 
     /**
-     * Creates a ZIP file containing this stylesheet and
-     * all dependant's. NB, this method assumes that all
-     * stylesheets live in the same URL protocol. If the
-     * protocol a file is different from the protocol
-     * of the top level, then this file will be excluded
-     * from the ZIP. In practice this limitation is not
-     * critical, because XSL files should always use
-     * relative imports, which implies all imported files
-     * will be in the same URL space.
-     * 
-     * @param os the output stream to write the ZIP to
+     * Creates a ZIP file containing this stylesheet and all dependant's. NB,
+     * this method assumes that all stylesheets live in the same URL protocol.
+     * If the protocol a file is different from the protocol of the top level,
+     * then this file will be excluded from the ZIP. In practice this limitation
+     * is not critical, because XSL files should always use relative imports,
+     * which implies all imported files will be in the same URL space.
+     *
+     * @param os   the output stream to write the ZIP to
      * @param base the base directory in which the files will extract
+     *
      * @throws java.io.IOException
      */
     public void toZIP(OutputStream os,
                       String base)
-            throws IOException {
+        throws IOException {
 
         final ZipOutputStream zos = new ZipOutputStream(os);
 
         URL src = getSource();
         String srcProto = src.getProtocol();
 
-        if (s_log.isDebugEnabled()) {
-            s_log.debug("Outputting files for " + src);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Outputting files for " + src);
         }
 
         final Iterator sheets = getDependents().iterator();
         while (sheets.hasNext()) {
             URL xsl = (URL) sheets.next();
             if (xsl.getProtocol().equals(srcProto)) {
-                if (s_log.isDebugEnabled()) {
-                    s_log.debug("Outputting file " + xsl);
+                if (LOGGER.isDebugEnabled()) {
+                    LOGGER.debug("Outputting file " + xsl);
                 }
                 String path = xsl.getPath();
                 if (path.startsWith("/")) {
@@ -351,8 +349,8 @@ public final class XSLTemplate {
 
                 IO.copy(xsl.openStream(), zos);
             } else {
-                s_log.warn("Not outputting file " + xsl
-                           + " because its not under protocol " + srcProto);
+                LOGGER.warn("Not outputting file " + xsl
+                                + " because its not under protocol " + srcProto);
             }
         }
         zos.finish();
@@ -372,14 +370,16 @@ public final class XSLTemplate {
 
         @Override
         public void fatalError(TransformerException e) throws
-                TransformerException {
+            TransformerException {
             log(Level.FATAL, e);
         }
 
         private static void log(Level level, TransformerException ex) {
-            s_log.log(level, "Transformer " + level + ": " + ex.
-                    getLocationAsString() + ": " + ex.getMessage(),
-                      ex);
+            LOGGER.log(level, "Transformer " + level + ": " + ex.
+                       getLocationAsString() + ": " + ex.getMessage(),
+                       ex);
         }
+
     }
+
 }

ccm-core/src/main/java/com/arsdigita/toolbox/ui/ActionGroup.java

@@ -24,18 +24,17 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 import java.util.Iterator;
 import java.util.ArrayList;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /**
- * <p>A simple layout panel with top, bottom, left, right, and body
- * sections.</p>
+ * A simple layout panel with top, bottom, left, right, and body sections.</p>
  *
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id$
  */
 public class ActionGroup extends ComponentSet {
 
-    private static final Logger s_log = Logger.getLogger(ActionGroup.class);
+    private static final Logger LOGGER = LogManager.getLogger(ActionGroup.class);
 
     private Component m_subject;
     private final ArrayList m_actions = new ArrayList();
@@ -57,7 +56,7 @@ public class ActionGroup extends ComponentSet {
         Assert.exists(action, "Component action");
         Assert.isUnlocked(this);
 
-        m_actions.add(new Object[] {action, clacc});
+        m_actions.add(new Object[]{action, clacc});
         add(action);
     }
 
@@ -67,24 +66,24 @@ public class ActionGroup extends ComponentSet {
 
     public final void generateXML(final PageState state, final Element parent) {
         if (isVisible(state)) {
-            final Element layout = parent.newChildElement
-                ("bebop:actionGroup", BEBOP_XML_NS);
+            final Element layout = parent.newChildElement("bebop:actionGroup",
+                                                          BEBOP_XML_NS);
 
-            final Element subject = layout.newChildElement
-                ("bebop:subject", BEBOP_XML_NS);
+            final Element subject = layout.newChildElement("bebop:subject",
+                                                           BEBOP_XML_NS);
 
             if (m_subject != null) {
                 m_subject.generateXML(state, subject);
             }
 
-            for (Iterator iter = m_actions.iterator(); iter.hasNext(); ) {
+            for (Iterator iter = m_actions.iterator(); iter.hasNext();) {
                 final Object[] spec = (Object[]) iter.next();
                 final Component component = (Component) spec[0];
                 final String clacc = (String) spec[1];
 
                 if (component.isVisible(state)) {
-                    final Element action = layout.newChildElement
-                        ("bebop:action", BEBOP_XML_NS);
+                    final Element action = layout
+                        .newChildElement("bebop:action", BEBOP_XML_NS);
 
                     if (clacc != null) {
                         action.addAttribute("class", clacc);
@@ -95,4 +94,5 @@ public class ActionGroup extends ComponentSet {
             }
         }
     }
+
 }

ccm-core/src/main/java/com/arsdigita/toolbox/ui/ComponentMap.java

@@ -25,17 +25,18 @@ import com.arsdigita.bebop.SimpleComponent;
 import com.arsdigita.util.Assert;
 import com.arsdigita.util.SequentialMap;
 import com.arsdigita.xml.Element;
+
+import org.apache.logging.log4j.LogManager;
+
 import java.util.Iterator;
-import org.apache.log4j.Logger;
 
-/** 
- * 
- * @version $Id$
- */
+import org.apache.logging.log4j.Logger;
+
 public abstract class ComponentMap extends SimpleComponent
-        implements Resettable {
+    implements Resettable {
 
-    private static final Logger s_log = Logger.getLogger(ComponentMap.class);
+    private static final Logger LOGGER = LogManager
+        .getLogger(ComponentMap.class);
 
     private final SequentialMap m_components;
 
@@ -48,7 +49,7 @@ public abstract class ComponentMap extends SimpleComponent
     }
 
     public void reset(final PageState state) {
-        s_log.debug("Resetting my children");
+        LOGGER.debug("Resetting my children");
 
         final Iterator iter = children();
 
@@ -82,4 +83,5 @@ public abstract class ComponentMap extends SimpleComponent
 
     public abstract void generateXML(final PageState state,
                                      final Element parent);
+
 }

ccm-core/src/main/java/com/arsdigita/toolbox/ui/ComponentSet.java

@@ -26,7 +26,8 @@ import com.arsdigita.util.Assert;
 import com.arsdigita.xml.Element;
 import java.util.ArrayList;
 import java.util.Iterator;
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
 
 /** 
  *
@@ -35,7 +36,7 @@ import org.apache.log4j.Logger;
 public class ComponentSet extends SimpleComponent
         implements Resettable {
 
-    private static final Logger s_log = Logger.getLogger(ComponentSet.class);
+    private static final Logger LOGGER = LogManager.getLogger(ComponentSet.class);
 
     private final ArrayList m_components;
 
@@ -44,7 +45,7 @@ public class ComponentSet extends SimpleComponent
     }
 
     public void reset(final PageState state) {
-        s_log.debug("Resetting children");
+        LOGGER.debug("Resetting children");
 
         final Iterator iter = children();
 

ccm-core/src/main/java/com/arsdigita/toolbox/ui/LayoutPanel.java

@@ -24,18 +24,17 @@ import com.arsdigita.bebop.Component;
 import com.arsdigita.bebop.PageState;
 import com.arsdigita.xml.Element;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 /**
- * <p>A simple layout panel with top, bottom, left, right, and body
- * sections.</p>
+ * A simple layout panel with top, bottom, left, right, and body sections.
  *
  * @author Justin Ross &lt;jross@redhat.com&gt;
- * @version $Id$
  */
 public class LayoutPanel extends ComponentMap {
 
-    private static final Logger s_log = Logger.getLogger(LayoutPanel.class);
+    private static final Logger LOGGER = LogManager.getLogger(LayoutPanel.class);
 
     public final void setTop(final Component top) {
         put("top", top);
@@ -60,8 +59,8 @@ public class LayoutPanel extends ComponentMap {
     @Override
     public void generateXML(final PageState state, final Element parent) {
         if (isVisible(state)) {
-            final Element layout = parent.newChildElement
-                ("bebop:layoutPanel", BEBOP_XML_NS);
+            final Element layout = parent.newChildElement("bebop:layoutPanel",
+                                                          BEBOP_XML_NS);
 
             section(state, layout, "top");
             section(state, layout, "left");
@@ -77,10 +76,11 @@ public class LayoutPanel extends ComponentMap {
         final Component section = get(key);
 
         if (section != null) {
-            final Element elem = parent.newChildElement
-                ("bebop:" + key, BEBOP_XML_NS);
+            final Element elem = parent.newChildElement("bebop:" + key,
+                                                        BEBOP_XML_NS);
 
             section.generateXML(state, elem);
         }
     }
+
 }