Source code

001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.io.network.impl;
020
021import org.apache.reef.io.network.TransportFactory;
022import org.apache.reef.wake.EventHandler;
023import org.apache.reef.wake.impl.SyncStage;
024import org.apache.reef.wake.remote.NetUtils;
025import org.apache.reef.wake.remote.impl.TransportEvent;
026import org.apache.reef.wake.remote.transport.Transport;
027import org.apache.reef.wake.remote.transport.netty.NettyMessagingTransport;
028
029import javax.inject.Inject;
030
031/**
032 * Factory that creates a messaging transport
033 */
034public class MessagingTransportFactory implements TransportFactory {
035
036  @Inject
037  public MessagingTransportFactory() {
038  }
039
040  /**
041   * Creates a transport
042   *
043   * @param port          a listening port
044   * @param clientHandler a transport client side handler
045   * @param serverHandler a transport server side handler
046   * @param exHandler     a exception handler
047   */
048  @Override
049  public Transport create(final int port,
050                          final EventHandler<TransportEvent> clientHandler,
051                          final EventHandler<TransportEvent> serverHandler,
052                          final EventHandler<Exception> exHandler) {
053
054    final Transport transport = new NettyMessagingTransport(NetUtils.getLocalAddress(),
055        port, new SyncStage<>(clientHandler), new SyncStage<>(serverHandler), 3, 10000);
056
057    transport.registerErrorHandler(exHandler);
058    return transport;
059  }
060}