1 #region Copyright notice and license 2 3 // Copyright 2015 gRPC authors. 4 // 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 8 // 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 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. 16 17 #endregion 18 19 using System; 20 using System.Collections.Generic; 21 using System.Linq; 22 using System.Text; 23 using System.Threading.Tasks; 24 25 namespace Grpc.Core 26 { 27 /// <summary> 28 /// A writable stream of messages. 29 /// </summary> 30 /// <typeparam name="T">The message type.</typeparam> 31 public interface IAsyncStreamWriter<T> 32 { 33 /// <summary> 34 /// Writes a single asynchronously. Only one write can be pending at a time. 35 /// </summary> 36 /// <param name="message">the message to be written. Cannot be null.</param> WriteAsync(T message)37 Task WriteAsync(T message); 38 39 /// <summary> 40 /// Write options that will be used for the next write. 41 /// If null, default options will be used. 42 /// Once set, this property maintains its value across subsequent 43 /// writes. 44 /// </summary> 45 WriteOptions WriteOptions { get; set; } 46 } 47 } 48