Initial checkin of gRPC to third_party/

third_party/grpc/src/csharp/Grpc.Core/CallInvocationDetails.cs

+#region Copyright notice and license
+
+// Copyright 2015-2016, 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 Grpc.Core.Internal;
+using Grpc.Core.Utils;
+
+namespace Grpc.Core
+{
+    /// <summary>
+    /// Details about a client-side call to be invoked.
+    /// </summary>
+    /// <typeparam name="TRequest">Request message type for the call.</typeparam>
+    /// <typeparam name="TResponse">Response message type for the call.</typeparam>
+    public struct CallInvocationDetails<TRequest, TResponse>
+    {
+        readonly Channel channel;
+        readonly string method;
+        readonly string host;
+        readonly Marshaller<TRequest> requestMarshaller;
+        readonly Marshaller<TResponse> responseMarshaller;
+        CallOptions options;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Grpc.Core.CallInvocationDetails{TRequest,TResponse}"/> struct.
+        /// </summary>
+        /// <param name="channel">Channel to use for this call.</param>
+        /// <param name="method">Method to call.</param>
+        /// <param name="options">Call options.</param>
+        public CallInvocationDetails(Channel channel, Method<TRequest, TResponse> method, CallOptions options) :
+            this(channel, method, null, options)
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Grpc.Core.CallInvocationDetails{TRequest,TResponse}"/> struct.
+        /// </summary>
+        /// <param name="channel">Channel to use for this call.</param>
+        /// <param name="method">Method to call.</param>
+        /// <param name="host">Host that contains the method. if <c>null</c>, default host will be used.</param>
+        /// <param name="options">Call options.</param>
+        public CallInvocationDetails(Channel channel, Method<TRequest, TResponse> method, string host, CallOptions options) :
+            this(channel, method.FullName, host, method.RequestMarshaller, method.ResponseMarshaller, options)
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Grpc.Core.CallInvocationDetails{TRequest,TResponse}"/> struct.
+        /// </summary>
+        /// <param name="channel">Channel to use for this call.</param>
+        /// <param name="method">Qualified method name.</param>
+        /// <param name="host">Host that contains the method.</param>
+        /// <param name="requestMarshaller">Request marshaller.</param>
+        /// <param name="responseMarshaller">Response marshaller.</param>
+        /// <param name="options">Call options.</param>
+        public CallInvocationDetails(Channel channel, string method, string host, Marshaller<TRequest> requestMarshaller, Marshaller<TResponse> responseMarshaller, CallOptions options)
+        {
+            this.channel = GrpcPreconditions.CheckNotNull(channel, "channel");
+            this.method = GrpcPreconditions.CheckNotNull(method, "method");
+            this.host = host;
+            this.requestMarshaller = GrpcPreconditions.CheckNotNull(requestMarshaller, "requestMarshaller");
+            this.responseMarshaller = GrpcPreconditions.CheckNotNull(responseMarshaller, "responseMarshaller");
+            this.options = options;
+        }
+
+        /// <summary>
+        /// Get channel associated with this call.
+        /// </summary>
+        public Channel Channel
+        {
+            get
+            {
+                return this.channel;
+            }
+        }
+
+        /// <summary>
+        /// Gets name of method to be called.
+        /// </summary>
+        public string Method
+        {
+            get
+            {
+                return this.method;
+            }
+        }
+
+        /// <summary>
+        /// Get name of host.
+        /// </summary>
+        public string Host
+        {
+            get
+            {
+                return this.host;
+            }
+        }
+
+        /// <summary>
+        /// Gets marshaller used to serialize requests.
+        /// </summary>
+        public Marshaller<TRequest> RequestMarshaller
+        {
+            get
+            {
+                return this.requestMarshaller;
+            }
+        }
+
+        /// <summary>
+        /// Gets marshaller used to deserialized responses.
+        /// </summary>
+        public Marshaller<TResponse> ResponseMarshaller
+        {
+            get
+            {
+                return this.responseMarshaller;
+            }
+        }
+            
+        /// <summary>
+        /// Gets the call options.
+        /// </summary>
+        public CallOptions Options
+        {
+            get
+            {
+                return options;
+            }
+        }
+
+        /// <summary>
+        /// Returns new instance of <see cref="CallInvocationDetails{TRequest, TResponse}"/> with
+        /// <c>Options</c> set to the value provided. Values of all other fields are preserved.
+        /// </summary>
+        public CallInvocationDetails<TRequest, TResponse> WithOptions(CallOptions options)
+        {
+            var newDetails = this;
+            newDetails.options = options;
+            return newDetails;
+        }
+    }
+}