MessageContext requetMessageContext = new MessageContext();
requetMessageContext.setEnvelope(getRequestEnvelope(opStr, param1, param2,
serviceGroupContextId));
OperationClient opClient = serviceClient.createClient(ServiceClient.ANON_OUT_IN_OP);
opClient.addMessageContext(requetMessageContext);
opClient.setOptions(options);
opClient.execute(true);
SOAPEnvelope result = opClient.getMessageContext(