Index: jackrabbit-webdav/src/main/java/org/apache/jackrabbit/webdav/xml/DomUtil.java
===================================================================
--- jackrabbit-webdav/src/main/java/org/apache/jackrabbit/webdav/xml/DomUtil.java	(revision 1073378)
+++ jackrabbit-webdav/src/main/java/org/apache/jackrabbit/webdav/xml/DomUtil.java	(working copy)
@@ -63,9 +63,23 @@
             factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
         } catch (ParserConfigurationException e) {
             log.warn("Secure XML processing is not supported", e);
+        } catch (AbstractMethodError ame) {  
+            log.warn("Secure XML processing is not supported", ame);
         }
         return factory;
     }
+    
+    
+    /**
+     * Support the replacement of the BUILDER_FACTORY. This is useful for injecting 
+     * a customized BuilderFactory, for example with one that uses 
+     * a local catalog resolver. This is one technique for addressing this issue:
+     * http://www.w3.org/blog/systeam/2008/02/08/w3c_s_excessive_dtd_traffic
+     * @param documentBuilderFactory
+     */
+    public  static void setBuilderFactory(DocumentBuilderFactory documentBuilderFactory) { 
+    	BUILDER_FACTORY = documentBuilderFactory; 
+    }
 
     /**
      * Creates and returns a new empty DOM document.