This project has retired. For details please refer to its Attic page.
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.runtime.yarn.driver;
020
021import org.apache.reef.webserver.NoOpHttpServerImpl;
022import org.apache.reef.webserver.HttpServer;
023
024import javax.inject.Inject;
025import java.net.InetAddress;
026import java.net.UnknownHostException;
027import java.util.logging.Level;
028import java.util.logging.Logger;
029
030/**
031 * Http TrackingURLProvider.
032 */
033public final class HttpTrackingURLProvider implements TrackingURLProvider {
034  /**
035   * Standard Java logger.
036   */
037  private static final Logger LOG = Logger.getLogger(HttpTrackingURLProvider.class.getName());
038
039  /**
040   * HttpServer.
041   */
042  private final HttpServer httpServer;
043
044  /**
045   * Constructor of HttpTrackingURLProvider.
046   *
047   * @param httpServer
048   */
049  @Inject
050  public HttpTrackingURLProvider(final HttpServer httpServer) {
051    this.httpServer = httpServer instanceof NoOpHttpServerImpl ? null : httpServer;
052  }
053
054  /**
055   * get tracking URI.
056   *
057   * @return
058   */
059  @Override
060  public String getTrackingUrl() {
061    if (this.httpServer == null) {
062      return "";
063    }
064
065    try {
066      return InetAddress.getLocalHost().getHostAddress() + ":" + httpServer.getPort();
067    } catch (final UnknownHostException e) {
068      LOG.log(Level.WARNING, "Cannot get host address.", e);
069      throw new RuntimeException("Cannot get host address.", e);
070    }
071  }
072}