public void filterRequest(SubmitContext context, Request wsdlRequest) {
   Operation operation = wsdlRequest.getOperation();
   if (operation != null) {
     EndpointStrategy endpointStrategy =
         operation.getInterface().getProject().getEndpointStrategy();
     if (endpointStrategy != null) {
       endpointStrategy.filterRequest(context, wsdlRequest);
     }
   }
 }