Java Code Examples for io.grpc.ServerMethodDefinition#getMethodDescriptor()

The following examples show how to use io.grpc.ServerMethodDefinition#getMethodDescriptor() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: BinaryLogProviderTest.java From grpc-nebula-java with Apache License 2.0

6 votes

private static <ReqT, RespT> ServerCall.Listener<ReqT> startServerCallHelper(
    final ServerMethodDefinition<ReqT, RespT> methodDef,
    final List<Object> serializedResp) {
  ServerCall<ReqT, RespT> serverCall = new NoopServerCall<ReqT, RespT>() {
    @Override
    public void sendMessage(RespT message) {
      serializedResp.add(message);
    }

    @Override
    public MethodDescriptor<ReqT, RespT> getMethodDescriptor() {
      return methodDef.getMethodDescriptor();
    }
  };
  return methodDef.getServerCallHandler().startCall(serverCall, new Metadata());
}

Example 2

Source File: ServerImpl.java From grpc-nebula-java with Apache License 2.0

6 votes

private <WReqT, WRespT> ServerStreamListener startWrappedCall(
    String fullMethodName,
    ServerMethodDefinition<WReqT, WRespT> methodDef,
    ServerStream stream,
    Metadata headers,
    Context.CancellableContext context) {
  ServerCallImpl<WReqT, WRespT> call = new ServerCallImpl<WReqT, WRespT>(
      stream,
      methodDef.getMethodDescriptor(),
      headers,
      context,
      decompressorRegistry,
      compressorRegistry,
      serverCallTracer);

  ServerCall.Listener<WReqT> listener =
      methodDef.getServerCallHandler().startCall(call, headers);
  if (listener == null) {
    throw new NullPointerException(
        "startCall() returned a null listener for method " + fullMethodName);
  }
  return call.newServerStreamListener(listener);
}

Example 3

Source File: BinaryLogProviderTest.java From grpc-java with Apache License 2.0

6 votes

private static <ReqT, RespT> ServerCall.Listener<ReqT> startServerCallHelper(
    final ServerMethodDefinition<ReqT, RespT> methodDef,
    final List<Object> serializedResp) {
  ServerCall<ReqT, RespT> serverCall = new NoopServerCall<ReqT, RespT>() {
    @Override
    public void sendMessage(RespT message) {
      serializedResp.add(message);
    }

    @Override
    public MethodDescriptor<ReqT, RespT> getMethodDescriptor() {
      return methodDef.getMethodDescriptor();
    }
  };
  return methodDef.getServerCallHandler().startCall(serverCall, new Metadata());
}

Example 4

Source File: ServerImpl.java From grpc-java with Apache License 2.0

6 votes

private <WReqT, WRespT> ServerStreamListener startWrappedCall(
    String fullMethodName,
    ServerMethodDefinition<WReqT, WRespT> methodDef,
    ServerStream stream,
    Metadata headers,
    Context.CancellableContext context,
    Tag tag) {

  ServerCallImpl<WReqT, WRespT> call = new ServerCallImpl<>(
      stream,
      methodDef.getMethodDescriptor(),
      headers,
      context,
      decompressorRegistry,
      compressorRegistry,
      serverCallTracer,
      tag);

  ServerCall.Listener<WReqT> listener =
      methodDef.getServerCallHandler().startCall(call, headers);
  if (listener == null) {
    throw new NullPointerException(
        "startCall() returned a null listener for method " + fullMethodName);
  }
  return call.newServerStreamListener(listener);
}

Example 5

Source File: FramedGrpcService.java From armeria with Apache License 2.0

4 votes

@Nullable
private <I, O> ArmeriaServerCall<I, O> startCall(
        String fullMethodName,
        ServerMethodDefinition<I, O> methodDef,
        ServiceRequestContext ctx,
        HttpHeaders headers,
        HttpResponseWriter res,
        SerializationFormat serializationFormat) {
    final MethodDescriptor<I, O> methodDescriptor = methodDef.getMethodDescriptor();
    final ArmeriaServerCall<I, O> call = new ArmeriaServerCall<>(
            headers,
            methodDescriptor,
            compressorRegistry,
            decompressorRegistry,
            res,
            maxInboundMessageSizeBytes,
            maxOutboundMessageSizeBytes,
            ctx,
            serializationFormat,
            jsonMarshallers.get(methodDescriptor.getServiceName()),
            unsafeWrapRequestBuffers,
            useBlockingTaskExecutor,
            defaultHeaders.get(serializationFormat));
    final ServerCall.Listener<I> listener;
    try (SafeCloseable ignored = ctx.push()) {
        listener = methodDef.getServerCallHandler().startCall(call, MetadataUtil.copyFromHeaders(headers));
    } catch (Throwable t) {
        call.setListener(new EmptyListener<>());
        call.close(GrpcStatus.fromThrowable(t), new Metadata());
        logger.warn(
                "Exception thrown from streaming request stub method before processing any request data" +
                " - this is likely a bug in the stub implementation.");
        return null;
    }
    if (listener == null) {
        // This will never happen for normal generated stubs but could conceivably happen for manually
        // constructed ones.
        throw new NullPointerException(
                "startCall() returned a null listener for method " + fullMethodName);
    }
    call.setListener(listener);
    return call;
}