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.wake.remote.transport;
020
021import java.net.SocketAddress;
022
023/**
024 * Link between two end physical endpoints.
025 *
026 * @param <T> type of the message.
027 */
028public interface Link<T> {
029
030  /**
031   * Gets its local address.
032   *
033   * @return a local socket address.
034   */
035  SocketAddress getLocalAddress();
036
037  /**
038   * Gets its remote address.
039   *
040   * @return a remote socket address.
041   */
042  SocketAddress getRemoteAddress();
043
044  /**
045   * Asynchronously writes the value to this link.
046   *
047   * @param value the data value.
048   */
049  void write(T value);
050}