public static OMElement serializeHandlerConfiguration(HandlerConfigurationBean bean) {
   OMFactory factory = OMAbstractFactory.getOMFactory();
   OMElement handler = factory.createOMElement("handler", null);
   handler.addAttribute(factory.createOMAttribute("class", null, bean.getHandlerClass()));
   if (bean.getTenant() != null) {
     handler.addAttribute(factory.createOMAttribute("tenant", null, bean.getTenant()));
   }
   StringBuilder sb = new StringBuilder();
   for (String method : bean.getMethods()) {
     if (method != null && method.length() > 0) {
       sb.append(method).append(",");
     }
   }
   // Remove last ","
   if (sb.length() > 0) {
     sb.deleteCharAt(sb.length() - 1);
     handler.addAttribute(factory.createOMAttribute("methods", null, sb.toString()));
   }
   for (String property : bean.getPropertyList()) {
     OMElement temp = factory.createOMElement("property", null);
     temp.addAttribute(factory.createOMAttribute("name", null, property));
     OMElement xmlProperty = bean.getXmlProperties().get(property);
     if (xmlProperty != null) {
       //                The serialization happens by adding the whole XML property value to the
       // bean.
       //                Therefore if it is a XML property, we take that whole element.
       handler.addChild(xmlProperty);
     } else {
       String nonXMLProperty = bean.getNonXmlProperties().get(property);
       if (nonXMLProperty != null) {
         temp.setText(nonXMLProperty);
         handler.addChild(temp);
       }
     }
   }
   OMElement filter = factory.createOMElement("filter", null);
   filter.addAttribute(
       factory.createOMAttribute("class", null, bean.getFilter().getFilterClass()));
   for (String property : bean.getFilter().getPropertyList()) {
     OMElement temp = factory.createOMElement("property", null);
     temp.addAttribute(factory.createOMAttribute("name", null, property));
     OMElement xmlProperty = bean.getFilter().getXmlProperties().get(property);
     if (xmlProperty != null) {
       temp.addAttribute(factory.createOMAttribute("type", null, "xml"));
       temp.addChild(xmlProperty);
       filter.addChild(temp);
     } else {
       String nonXMLProperty = bean.getFilter().getNonXmlProperties().get(property);
       if (nonXMLProperty != null) {
         temp.setText(nonXMLProperty);
         filter.addChild(temp);
       }
     }
   }
   handler.addChild(filter);
   return handler;
 }
 public static boolean generateHandler(Registry configSystemRegistry, String resourceFullPath)
     throws RegistryException, XMLStreamException {
   RegistryContext registryContext = configSystemRegistry.getRegistryContext();
   if (registryContext == null) {
     return false;
   }
   Resource resource = configSystemRegistry.get(resourceFullPath);
   if (resource != null) {
     String content = null;
     if (resource.getContent() != null) {
       content = RegistryUtils.decodeBytes((byte[]) resource.getContent());
     }
     if (content != null) {
       OMElement handler = AXIOMUtil.stringToOM(content);
       if (handler != null) {
         OMElement dummy = OMAbstractFactory.getOMFactory().createOMElement("dummy", null);
         dummy.addChild(handler);
         try {
           configSystemRegistry.beginTransaction();
           boolean status =
               RegistryConfigurationProcessor.updateHandler(
                   dummy,
                   configSystemRegistry.getRegistryContext(),
                   HandlerLifecycleManager.USER_DEFINED_HANDLER_PHASE);
           configSystemRegistry.commitTransaction();
           return status;
         } catch (Exception e) {
           configSystemRegistry.rollbackTransaction();
           throw new RegistryException("Unable to add handler", e);
         }
       }
     }
   }
   return false;
 }