| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| using System.Threading; |
| using System.Threading.Tasks; |
| using Org.Apache.REEF.Wake.StreamingCodec; |
| |
| namespace Org.Apache.REEF.Wake.Remote.Impl |
| { |
| /// <summary> |
| /// Writable remote event class |
| /// </summary> |
| /// <typeparam name="T">Type of remote event message. It is assumed that T implements IWritable</typeparam> |
| internal sealed class RemoteEventStreamingCodec<T> : IStreamingCodec<IRemoteEvent<T>> |
| { |
| private readonly IStreamingCodec<T> _codec; |
| |
| internal RemoteEventStreamingCodec(IStreamingCodec<T> codec) |
| { |
| _codec = codec; |
| } |
| |
| /// <summary> |
| /// Read the class fields. |
| /// </summary> |
| /// <param name="reader">The reader from which to read </param> |
| /// <returns>The remote event</returns> |
| public IRemoteEvent<T> Read(IDataReader reader) |
| { |
| return new RemoteEvent<T>(null, null, _codec.Read(reader)); |
| } |
| |
| /// <summary> |
| /// Writes the class fields. |
| /// </summary> |
| /// <param name="value">The remote event</param> |
| /// <param name="writer">The writer to which to write</param> |
| public void Write(IRemoteEvent<T> value, IDataWriter writer) |
| { |
| _codec.Write(value.Value, writer); |
| } |
| |
| /// <summary> |
| /// Read the class fields. |
| /// </summary> |
| /// <param name="reader">The reader from which to read </param> |
| /// <param name="token">The cancellation token</param> |
| /// <returns>The remote event</returns> |
| public async Task<IRemoteEvent<T>> ReadAsync(IDataReader reader, CancellationToken token) |
| { |
| T message = await _codec.ReadAsync(reader, token); |
| return new RemoteEvent<T>(null, null, message); |
| } |
| |
| /// <summary> |
| /// Writes the class fields. |
| /// </summary> |
| /// <param name="value">The remote event</param> |
| /// <param name="writer">The writer to which to write</param> |
| /// <param name="token">The cancellation token</param> |
| public async Task WriteAsync(IRemoteEvent<T> value, IDataWriter writer, CancellationToken token) |
| { |
| await _codec.WriteAsync(value.Value, writer, token); |
| } |
| } |
| } |