main structure of the AbstractMarshaller is done and contains allready the case for XML. Now it just has to be tested...

git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@3914 8810af33-2d31-482b-a856-94f89814c4df

ccm-core/pom.xml

@@ -200,12 +200,19 @@
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.dataformat</groupId>
+            <artifactId>jackson-dataformat-xml</artifactId>
+        </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-csv</artifactId>
         </dependency>
 
-
+        <dependency> <!-- better xml library -->
+            <groupId>org.codehaus.woodstox</groupId>
+            <artifactId>woodstox-core-asl</artifactId>
+        </dependency>
 
     </dependencies>
     

ccm-core/src/main/java/org/libreccm/portation/AbstractMarshaller.java

@@ -18,10 +18,18 @@
  */
 package org.libreccm.portation;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.dataformat.xml.JacksonXmlModule;
+import com.fasterxml.jackson.dataformat.xml.XmlMapper;
 import org.apache.log4j.Logger;
 import org.libreccm.core.Identifiable;
 
 import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -39,31 +47,33 @@ public abstract class AbstractMarshaller<I extends Identifiable> {
     private static final Logger log = Logger.getLogger(AbstractMarshaller.class);
 
     private Format format;
+    private String filename;
 
-    private File exportFile;
+    // XML specifics
-    private List<File> importFiles;
+    ObjectMapper xmlMapper;
-
-    // CSV specifics
 
     // JSON specifics
 
-    // XML specifics
+    // CSV specifics
 
-    /**
+
-     *
+
-     * @param format
+    public void init(final Format format, String baseFileName) {
-     */
-    private void init(final Format format) {
         this.format = format;
+        this.filename = baseFileName;
 
         switch (this.format) {
-            case CSV:
+            case XML:
+                // for additional configuration
+                JacksonXmlModule module = new JacksonXmlModule();
+                module.setDefaultUseWrapper(false);
+                xmlMapper = new XmlMapper(module);
                 break;
 
             case JSON:
                 break;
 
-            case XML:
+            case CSV:
                 break;
 
             default:
@@ -71,57 +81,101 @@ public abstract class AbstractMarshaller<I extends Identifiable> {
         }
     }
 
-    public void init(final Format format, final String filename) {
-        exportFile = new File(filename);
-        init(format);
-    }
 
-    public void init(final Format format, final List<String> filenames) {
+    public void exportList(final List<I> exportList) {
-        filenames.forEach(fname -> importFiles.add(new File(fname)));
+        File file = new File(filename + "_" + getObjectClass().toString());
-        init(format);
+        FileWriter fileWriter = null;
-    }
 
-
+        try {
-    /**
+            fileWriter = new FileWriter(file);
-     *
+        } catch (IOException e) {
-     * @param exportObjects List of {@code T}-tpyed objects being exported
+            log.error(String.format("Unable open a fileWriter for the file " +
-     */
+                    "with the name %s.", file.getName()));
-    public void exportEntities(final List<I> exportObjects) {
-        switch (format) {
-            case CSV:
-                break;
-
-            case JSON:
-                break;
-
-            case XML:
-                break;
-
-            default:
-                break;
         }
 
+        if (fileWriter != null) {
+            for (I object : exportList) {
+                String line = null;
+
+                switch (format) {
+                    case XML:
+                        try {
+                            line = xmlMapper.writeValueAsString(object);
+                        } catch (JsonProcessingException e) {
+                            log.error(String.format("Unable to write object %s " +
+                                    "as XML string.", object.getUuid()));
+                        }
+                        break;
+
+                    case JSON:
+                        break;
+
+                    case CSV:
+                        break;
+
+                    default:
+                        break;
+                }
+
+                if (line != null) {
+                    try {
+                        fileWriter.write(line);
+                        fileWriter.write(System.getProperty("line.separator"));
+                    } catch (IOException e) {
+                        log.error(String.format("Unable to write to file with the" +
+                                " name %s.", file.getName()));
+                    }
+                }
+            }
+        }
     }
 
-    /**
+    protected abstract Class<I> getObjectClass();
-     *
+    protected abstract void insertObjectIntoDB(I object);
-     * @return List of {@code T}-typed objects being imported
+
-     */
     public List<I> importEntities() {
-        switch (format) {
+        List<I> objects = new ArrayList<>();
-            case CSV:
-                break;
 
-            case JSON:
+        File file = new File(filename);
-                break;
+        List<String> lines = null;
 
-            case XML:
+        try {
-                break;
+            lines = Files.readAllLines(file.toPath());
-
+        } catch (IOException e) {
-            default:
+            log.error(String.format("Unable to read lines of the file with " +
-                break;
+                    "name %s.", file.getName()));
         }
-        return null;
+
+        if (lines != null) {
+            for (String line : lines) {
+                I object = null;
+
+                switch (format) {
+                    case XML:
+                        try {
+                            object = xmlMapper.readValue(line, getObjectClass());
+                        } catch (IOException e) {
+                            log.error(String.format("Unable to read object " +
+                                    "from XML string:\n \"%s\"", line));
+                        }
+                        break;
+
+                    case JSON:
+                        break;
+
+                    case CSV:
+                        break;
+
+                    default:
+                        break;
+                }
+
+                objects.add(object);
+                insertObjectIntoDB(object);
+            }
+        }
+
+        return objects;
     }
 
 }

ccm-core/src/main/java/org/libreccm/portation/Marshaller.java

@@ -131,7 +131,7 @@ public class Marshaller {
                     iterator.next();
 
             marshaller.init(format, filename);
-            marshaller.exportEntities(list);
+            marshaller.exportList(list);
         }
     }
 

ccm-docrepo/src/main/java/org/libreccm/docrepo/AbstractResourceManager.java

@@ -18,8 +18,6 @@
  */
 package org.libreccm.docrepo;
 
-import org.apache.oro.text.perl.Perl5Util;
-
 import javax.activation.MimetypesFileTypeMap;
 import javax.inject.Inject;
 
@@ -98,22 +96,23 @@ public abstract class AbstractResourceManager<T extends AbstractResource> {
      * @return true for a system-valid resource name, otherwise false
      */
     public boolean isValidNewResourceName(String name, T resource) {
-        Perl5Util perl5Util = new Perl5Util();
-
         final String INVALID_START_PATTERN = "/^[.]+/";
         final String INVALID_NAME_PATTERN = "/[^a-zA-Z0-9\\_\\.\\-\\ ]+/";
         final String EXTENSION_PATTERN = "/^([^\\.].*)(\\.\\w+)$/";
 
         // adds an extension if non-existent
-        if (!perl5Util.match(EXTENSION_PATTERN, name)) {
+        if (name.matches(EXTENSION_PATTERN)) {
-            if (perl5Util.match(EXTENSION_PATTERN, resource.getName())) {
+            if (resource.getName().matches(EXTENSION_PATTERN)) {
-                name += perl5Util.group(2);
+                // TODO: what to do here?
+                //name += perl5Util.group(2);
+                name.isEmpty();
             }
         }
 
+
         // checks pattern of the name
-        boolean validName = !(perl5Util.match(INVALID_START_PATTERN, name) ||
+        boolean validName = !(name.matches(INVALID_START_PATTERN) || name
-                                perl5Util.match(INVALID_NAME_PATTERN, name));
+                .matches(INVALID_NAME_PATTERN));
 
         // checks duplication of the name; database access (mind performance)
         validName &= (fileRepository.findByName(name).isEmpty() &&

ccm-docrepo/src/main/java/org/libreccm/docrepo/AbstractResourceMarshaller.java

@@ -28,4 +28,13 @@ import org.libreccm.portation.Marshals;
 @Marshals(AbstractResource.class)
 public class AbstractResourceMarshaller extends AbstractMarshaller<AbstractResource> {
 
+    @Override
+    protected Class<AbstractResource> getObjectClass() {
+        return null;
+    }
+
+    @Override
+    protected void insertObjectIntoDB(AbstractResource object) {
+
+    }
 }

ccm-docrepo/src/main/java/org/libreccm/docrepo/AbstractResourceRepository.java

@@ -38,8 +38,7 @@ import java.util.stream.Collectors;
  * @version 01/10/2015
  */
 public abstract class AbstractResourceRepository<T extends AbstractResource>
-    extends
+    extends AbstractAuditedEntityRepository<Long, T> {
-    AbstractAuditedEntityRepository<Long, T> {
 
     protected Class classOfT;
 

pom.xml

@@ -426,12 +426,6 @@
                 <version>1.2</version>
             </dependency>
 
-            <dependency>
-                <groupId>com.opencsv</groupId>
-                <artifactId>opencsv</artifactId>
-                <version>3.6</version>
-            </dependency>
-
             <dependency>
                 <groupId>com.fasterxml.jackson.core</groupId>
                 <artifactId>jackson-core</artifactId>
@@ -447,11 +441,22 @@
                 <artifactId>jackson-databind</artifactId>
                 <version>2.7.0</version>
             </dependency>
+            <dependency> <!-- for xml ex-/import -->
+                <groupId>com.fasterxml.jackson.dataformat</groupId>
+                <artifactId>jackson-dataformat-xml</artifactId>
+                <version>2.7.0</version>
+            </dependency>
             <dependency> <!-- for csv ex-/import -->
                 <groupId>com.fasterxml.jackson.dataformat</groupId>
                 <artifactId>jackson-dataformat-csv</artifactId>
                 <version>2.7.0</version>
             </dependency>
+
+            <dependency> <!-- better xml library -->
+                <groupId>org.codehaus.woodstox</groupId>
+                <artifactId>woodstox-core-asl</artifactId>
+                <version>4.4.1</version>
+            </dependency>
             
             <!-- 
                 **********************