Dictionary/Constraint improvements (required by MOB-1276)

- get constraints (for model)
- add optional title and/or description

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@15913 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/dictionary/DictionaryDAOImpl.java

@@ -932,6 +932,15 @@ public class DictionaryDAOImpl implements DictionaryDAO
         return namespaces;
     }
     
+    /* (non-Javadoc)
+     * @see org.alfresco.repo.dictionary.DictionaryDAO#getConstraints(org.alfresco.service.namespace.QName)
+     */
+    public Collection<ConstraintDefinition> getConstraints(QName modelName)
+    {
+        CompiledModel model = getCompiledModel(modelName);
+        return model.getConstraints();
+    }
+    
     // re-entrant (eg. via reset)
     private DictionaryRegistry getDictionaryRegistry(String tenantDomain)
     {