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#region Copyright notice and license
// Copyright 2015, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using Google.ProtocolBuffers;
using Grpc.Core.Utils;
namespace grpc.testing
{
/// <summary>
/// Implementation of TestService server
/// </summary>
public class TestServiceImpl : TestServiceGrpc.ITestService
{
public void EmptyCall(Empty request, IObserver<Empty> responseObserver)
{
responseObserver.OnNext(Empty.DefaultInstance);
responseObserver.OnCompleted();
}
public void UnaryCall(SimpleRequest request, IObserver<SimpleResponse> responseObserver)
{
var response = SimpleResponse.CreateBuilder()
.SetPayload(CreateZerosPayload(request.ResponseSize)).Build();
// TODO: check we support ReponseType
responseObserver.OnNext(response);
responseObserver.OnCompleted();
}
public void StreamingOutputCall(StreamingOutputCallRequest request, IObserver<StreamingOutputCallResponse> responseObserver)
{
foreach (var responseParam in request.ResponseParametersList)
{
var response = StreamingOutputCallResponse.CreateBuilder()
.SetPayload(CreateZerosPayload(responseParam.Size)).Build();
responseObserver.OnNext(response);
}
responseObserver.OnCompleted();
}
public IObserver<StreamingInputCallRequest> StreamingInputCall(IObserver<StreamingInputCallResponse> responseObserver)
{
var recorder = new RecordingObserver<StreamingInputCallRequest>();
Task.Run(() =>
{
int sum = 0;
foreach (var req in recorder.ToList().Result)
{
sum += req.Payload.Body.Length;
}
var response = StreamingInputCallResponse.CreateBuilder()
.SetAggregatedPayloadSize(sum).Build();
responseObserver.OnNext(response);
responseObserver.OnCompleted();
});
return recorder;
}
public IObserver<StreamingOutputCallRequest> FullDuplexCall(IObserver<StreamingOutputCallResponse> responseObserver)
{
return new FullDuplexObserver(responseObserver);
}
public IObserver<StreamingOutputCallRequest> HalfDuplexCall(IObserver<StreamingOutputCallResponse> responseObserver)
{
throw new NotImplementedException();
}
private class FullDuplexObserver : IObserver<StreamingOutputCallRequest>
{
readonly IObserver<StreamingOutputCallResponse> responseObserver;
public FullDuplexObserver(IObserver<StreamingOutputCallResponse> responseObserver)
{
this.responseObserver = responseObserver;
}
public void OnCompleted()
{
responseObserver.OnCompleted();
}
public void OnError(Exception error)
{
throw new NotImplementedException();
}
public void OnNext(StreamingOutputCallRequest value)
{
foreach (var responseParam in value.ResponseParametersList)
{
var response = StreamingOutputCallResponse.CreateBuilder()
.SetPayload(CreateZerosPayload(responseParam.Size)).Build();
responseObserver.OnNext(response);
}
}
}
private static Payload CreateZerosPayload(int size)
{
return Payload.CreateBuilder().SetBody(ByteString.CopyFrom(new byte[size])).Build();
}
}
}
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