Added hashCode(), equals(), toString() in various places. Fixed delete logic.

Added some missing bean references.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5513 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/attributes/GlobalAttributeEntryDAO.java

@@ -1,5 +1,7 @@
 package org.alfresco.repo.attributes;
 
+import java.util.List;
+
 /**
  * Interface for persistence of the top level attribute map.
  * @author britt
@@ -30,4 +32,10 @@ public interface GlobalAttributeEntryDAO
      * @return The entry or null.
      */
     public GlobalAttributeEntry get(String name);
+    
+    /**
+     * Get all keys for global attributes.
+     * @return A list of all top level keys.
+     */
+    public List<String> getKeys();
 }