1 #region Copyright notice and license
3 // Copyright 2015-2016 gRPC authors.
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
19 using System.Threading.Tasks;
24 /// Abstraction of client-side RPC invocation.
26 public abstract class CallInvoker
29 /// Invokes a simple remote call in a blocking fashion.
31 public abstract TResponse BlockingUnaryCall<TRequest, TResponse>(Method<TRequest, TResponse> method, string host, CallOptions options, TRequest request)
32 where TRequest : class
33 where TResponse : class;
36 /// Invokes a simple remote call asynchronously.
38 public abstract AsyncUnaryCall<TResponse> AsyncUnaryCall<TRequest, TResponse>(Method<TRequest, TResponse> method, string host, CallOptions options, TRequest request)
39 where TRequest : class
40 where TResponse : class;
43 /// Invokes a server streaming call asynchronously.
44 /// In server streaming scenario, client sends on request and server responds with a stream of responses.
46 public abstract AsyncServerStreamingCall<TResponse> AsyncServerStreamingCall<TRequest, TResponse>(Method<TRequest, TResponse> method, string host, CallOptions options, TRequest request)
47 where TRequest : class
48 where TResponse : class;
51 /// Invokes a client streaming call asynchronously.
52 /// In client streaming scenario, client sends a stream of requests and server responds with a single response.
54 public abstract AsyncClientStreamingCall<TRequest, TResponse> AsyncClientStreamingCall<TRequest, TResponse>(Method<TRequest, TResponse> method, string host, CallOptions options)
55 where TRequest : class
56 where TResponse : class;
59 /// Invokes a duplex streaming call asynchronously.
60 /// In duplex streaming scenario, client sends a stream of requests and server responds with a stream of responses.
61 /// The response stream is completely independent and both side can be sending messages at the same time.
63 public abstract AsyncDuplexStreamingCall<TRequest, TResponse> AsyncDuplexStreamingCall<TRequest, TResponse>(Method<TRequest, TResponse> method, string host, CallOptions options)
64 where TRequest : class
65 where TResponse : class;