protected void postEnvelopeReadingHook(StreamingHandlerState state) throws Exception {
   super.postEnvelopeReadingHook(state);
   switch (state.getRequest().getOperationCode()) {
     case updateObjects_OPCODE:
       getNonExplicitAttachment(state);
       break;
     case submitObjects_OPCODE:
       getNonExplicitAttachment(state);
       break;
   }
 }
 protected void postResponseWritingHook(StreamingHandlerState state) throws Exception {
   super.postResponseWritingHook(state);
 }