diff --git a/ccm-core/src/com/arsdigita/packaging/Program.java b/ccm-core/src/com/arsdigita/packaging/Program.java
index 5b307d5a2..0a64254eb 100755
--- a/ccm-core/src/com/arsdigita/packaging/Program.java
+++ b/ccm-core/src/com/arsdigita/packaging/Program.java
@@ -84,8 +84,14 @@ public abstract class Program {
     private String m_version;
     private String m_usage;
     private boolean m_verbose = false;
+    /** Whether to produce out marked by debug while running the CLI program.*/
     private boolean m_debug = false;
+    /** Whether to initialize the CCM system before running the CLI program. */
     private boolean m_startup = true;
+    /** True skips system.exit after processing finished so another program may
+        be invoked by a calling cammand script. Especially usefule for upgrade
+        script when a sql script has to be executed afer a jave class.       */
+    private boolean m_concatenate = false;
 
     private Options m_options;
     
@@ -103,11 +109,11 @@ public abstract class Program {
     public Program(String name,
                    String version,
                    String usage) {
-        this(name, version, usage, true);
+        this(name, version, usage, true, false);
     }
 
     /**
-     * Creates a new program. The conventions for the 
+     * Creates a new program. The conventions for the
      * usage parameter follow the GNU style guidelines.
      * For example, if there are multiple source files
      * and one destination, it would be "SOURCE... DEST"
@@ -120,10 +126,30 @@ public abstract class Program {
                    String version,
                    String usage,
                    boolean startup) {
+        this(name, version, usage, startup, false);
+    }
+
+    /**
+     * Creates a new program. The conventions for the 
+     * usage parameter follow the GNU style guidelines.
+     * For example, if there are multiple source files
+     * and one destination, it would be "SOURCE... DEST"
+     * @param name the program name
+     * @param version the version string
+     * @param usage for any non-option command line arguments
+     * @param startup true to perform standard WAF startup
+     * @param concatenate false invokes System.exit when processing finished
+     */
+    public Program(String name,
+                   String version,
+                   String usage,
+                   boolean startup,
+                   boolean concatenate) {
         m_name = name;
         m_version = version;
         m_usage = usage;
         m_startup = startup;
+        m_concatenate = concatenate;
         m_options = new Options();
         
         m_options.addOption
@@ -243,7 +269,9 @@ public abstract class Program {
 
             doRun(cmdLine);
 
-            System.exit(0);
+            if(!m_concatenate) {
+                System.exit(0);
+            }
         } catch (Throwable t) {
             System.err.println("Error: " + t.getClass() + 
                                ":" + t.getMessage());
diff --git a/ccm-core/src/com/arsdigita/packaging/Upgrade.java b/ccm-core/src/com/arsdigita/packaging/Upgrade.java
index 131826bf6..a7d8c0193 100755
--- a/ccm-core/src/com/arsdigita/packaging/Upgrade.java
+++ b/ccm-core/src/com/arsdigita/packaging/Upgrade.java
@@ -156,12 +156,15 @@ class Upgrade extends Command {
                                "that your 'to' and 'from' versions match " +
                                "the intended upgrade exactly");
             return false;
+        } else {
+            System.out.println("Number of scripts: " + m_scripts.size() );
         }
 
         Iterator iter = m_scripts.iterator();
-
         while (iter.hasNext()) {
+
             final String[] parts = (String[]) iter.next();
+
             final String classname = parts[0];
             final String sql = parts[1];
 
@@ -173,8 +176,8 @@ class Upgrade extends Command {
                 final Method method;
 
                 try {
-                    method = clacc.getMethod
-                        ("main", new Class[] {String[].class});
+                    method = clacc.getMethod("main",
+                                             new Class[] {String[].class});
                 } catch (NoSuchMethodException nsme) {
                     throw new UncheckedWrapperException(nsme);
                 } catch (SecurityException se) {
@@ -191,6 +194,7 @@ class Upgrade extends Command {
                         }
                     }
                 }
+
                 try {
                     method.invoke(null, new Object[] {ll.toArray(new String[] {})});
                 } catch (IllegalAccessException iae) {
@@ -198,6 +202,7 @@ class Upgrade extends Command {
                 } catch (InvocationTargetException ite) {
                     throw new UncheckedWrapperException(ite);
                 }
+
             } else if (sql != null) {
                 final SchemaLoader loader = new SchemaLoader(sql);
 
@@ -217,6 +222,7 @@ class Upgrade extends Command {
             } else {
                 throw new IllegalStateException();
             }
+
         }
 
         return true;
@@ -225,6 +231,7 @@ class Upgrade extends Command {
     private class Parser extends DefaultHandler {
         private String m_version;
 
+        @Override
         public final void startElement(final String uri,
                                        final String lname,
                                        final String qname,
@@ -261,6 +268,7 @@ class Upgrade extends Command {
             }
         }
 
+        @Override
         public final void endElement(final String uri,
                                      final String lname,
                                      final String qname) {