The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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176 lines
5.5 KiB
176 lines
5.5 KiB
#region Copyright notice and license |
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// Copyright 2015 gRPC authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#endregion |
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using System; |
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using Grpc.Core.Utils; |
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namespace Grpc.Core |
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{ |
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/// <summary> |
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/// Method types supported by gRPC. |
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/// </summary> |
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public enum MethodType |
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{ |
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/// <summary>Single request sent from client, single response received from server.</summary> |
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Unary, |
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/// <summary>Stream of request sent from client, single response received from server.</summary> |
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ClientStreaming, |
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/// <summary>Single request sent from client, stream of responses received from server.</summary> |
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ServerStreaming, |
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/// <summary>Both server and client can stream arbitrary number of requests and responses simultaneously.</summary> |
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DuplexStreaming |
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} |
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/// <summary> |
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/// A non-generic representation of a remote method. |
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/// </summary> |
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public interface IMethod |
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{ |
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/// <summary> |
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/// Gets the type of the method. |
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/// </summary> |
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MethodType Type { get; } |
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/// <summary> |
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/// Gets the name of the service to which this method belongs. |
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/// </summary> |
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string ServiceName { get; } |
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/// <summary> |
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/// Gets the unqualified name of the method. |
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/// </summary> |
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string Name { get; } |
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/// <summary> |
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/// Gets the fully qualified name of the method. On the server side, methods are dispatched |
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/// based on this name. |
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/// </summary> |
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string FullName { get; } |
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} |
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/// <summary> |
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/// A description of a remote method. |
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/// </summary> |
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/// <typeparam name="TRequest">Request message type for this method.</typeparam> |
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/// <typeparam name="TResponse">Response message type for this method.</typeparam> |
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public class Method<TRequest, TResponse> : IMethod |
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{ |
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readonly MethodType type; |
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readonly string serviceName; |
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readonly string name; |
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readonly Marshaller<TRequest> requestMarshaller; |
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readonly Marshaller<TResponse> responseMarshaller; |
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readonly string fullName; |
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/// <summary> |
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/// Initializes a new instance of the <c>Method</c> class. |
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/// </summary> |
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/// <param name="type">Type of method.</param> |
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/// <param name="serviceName">Name of service this method belongs to.</param> |
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/// <param name="name">Unqualified name of the method.</param> |
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/// <param name="requestMarshaller">Marshaller used for request messages.</param> |
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/// <param name="responseMarshaller">Marshaller used for response messages.</param> |
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public Method(MethodType type, string serviceName, string name, Marshaller<TRequest> requestMarshaller, Marshaller<TResponse> responseMarshaller) |
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{ |
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this.type = type; |
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this.serviceName = GrpcPreconditions.CheckNotNull(serviceName, "serviceName"); |
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this.name = GrpcPreconditions.CheckNotNull(name, "name"); |
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this.requestMarshaller = GrpcPreconditions.CheckNotNull(requestMarshaller, "requestMarshaller"); |
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this.responseMarshaller = GrpcPreconditions.CheckNotNull(responseMarshaller, "responseMarshaller"); |
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this.fullName = GetFullName(serviceName, name); |
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} |
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/// <summary> |
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/// Gets the type of the method. |
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/// </summary> |
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public MethodType Type |
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{ |
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get |
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{ |
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return this.type; |
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} |
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} |
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/// <summary> |
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/// Gets the name of the service to which this method belongs. |
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/// </summary> |
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public string ServiceName |
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{ |
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get |
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{ |
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return this.serviceName; |
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} |
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} |
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/// <summary> |
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/// Gets the unqualified name of the method. |
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/// </summary> |
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public string Name |
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{ |
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get |
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{ |
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return this.name; |
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} |
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} |
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/// <summary> |
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/// Gets the marshaller used for request messages. |
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/// </summary> |
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public Marshaller<TRequest> RequestMarshaller |
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{ |
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get |
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{ |
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return this.requestMarshaller; |
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} |
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} |
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/// <summary> |
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/// Gets the marshaller used for response messages. |
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/// </summary> |
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public Marshaller<TResponse> ResponseMarshaller |
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{ |
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get |
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{ |
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return this.responseMarshaller; |
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} |
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} |
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/// <summary> |
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/// Gets the fully qualified name of the method. On the server side, methods are dispatched |
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/// based on this name. |
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/// </summary> |
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public string FullName |
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{ |
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get |
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{ |
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return this.fullName; |
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} |
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} |
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/// <summary> |
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/// Gets full name of the method including the service name. |
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/// </summary> |
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internal static string GetFullName(string serviceName, string methodName) |
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{ |
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return "/" + serviceName + "/" + methodName; |
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} |
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} |
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}
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