public CoprocessorServiceResponse execRegionServerService(final RpcController controller,
final CoprocessorServiceRequest serviceRequest) throws ServiceException {
try {
ServerRpcController execController = new ServerRpcController();
CoprocessorServiceCall call = serviceRequest.getCall();
String serviceName = call.getServiceName();
String methodName = call.getMethodName();
if (!coprocessorServiceHandlers.containsKey(serviceName)) {
throw new UnknownProtocolException(null,
"No registered coprocessor service found for name " + serviceName);
}
Service service = coprocessorServiceHandlers.get(serviceName);
Descriptors.ServiceDescriptor serviceDesc = service.getDescriptorForType();
Descriptors.MethodDescriptor methodDesc = serviceDesc.findMethodByName(methodName);
if (methodDesc == null) {
throw new UnknownProtocolException(service.getClass(), "Unknown method " + methodName
+ " called on service " + serviceName);
}
Message request =
service.getRequestPrototype(methodDesc).newBuilderForType().mergeFrom(call.getRequest())
.build();
final Message.Builder responseBuilder =
service.getResponsePrototype(methodDesc).newBuilderForType();
service.callMethod(methodDesc, controller, request, new RpcCallback<Message>() {
@Override