Merged V2.2 to HEAD

8372: Merged V2.1 to V2.2
      8314: Merged V2.0 to V2.1
         7750: Fix for ACT-475: ContentStoreCleaner causes OutOfMemoryError
      8332: Made content URL column larger to accommodate the extra locale info present in 2.1
      8334: Build fix: V2.1 tighter on authentication for getTempWriter
   8376: Merged V2.1 to V2.2
      8325: Fix for AWC-1089
      8361: Workaround for WCM-882: All metadata extracters can now handle zero length files


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@8497 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/avm/AVMNodeDAO.java

@@ -83,11 +83,22 @@ public interface AVMNodeDAO
     public List<AVMNode> getOrphans(int batchSize);
 
     /**
-     * Get all content urls in he AVM Repository.
-     * @return A List of URL Strings.
+     * Get all content urls in the AVM Repository.
+     * @param contentUrlHandler the handler that will be called with the URLs
      */
-    public List<String> getContentUrls();
+    public void getContentUrls(ContentUrlHandler handler);
 
+    /**
+     * A callback handler for iterating over the content URLs
+     * 
+     * @author Derek Hulley
+     * @since 2.0
+     */
+    public interface ContentUrlHandler
+    {
+        void handle(String contentUrl);
+    }
+    
     /**
      * Get all the nodes that are new in the given store.
      * @param store The store to query.