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.common.driver.catalog;
020
021import org.apache.reef.annotations.audience.Private;
022import org.apache.reef.driver.catalog.NodeDescriptor;
023import org.apache.reef.driver.catalog.RackDescriptor;
024
025import java.net.InetSocketAddress;
026
027@Private
028public class NodeDescriptorImpl implements NodeDescriptor {
029
030  private final RackDescriptorImpl rack;
031
032  private final String id;
033
034  private final InetSocketAddress address;
035
036  private final int ram;
037
038  /**
039   * @param id
040   * @param address
041   * @param rack
042   * @param ram     the RAM available to the machine, in MegaBytes.
043   */
044  NodeDescriptorImpl(final String id, final InetSocketAddress address, final RackDescriptorImpl rack, final int ram) {
045    this.id = id;
046    this.address = address;
047    this.rack = rack;
048    this.ram = ram;
049    this.rack.addNodeDescriptor(this);
050  }
051
052  @Override
053  public String toString() {
054    return "Node [" + this.address + "]: RACK " + this.rack.getName() + ", RAM " + ram;
055  }
056
057  @Override
058  public final String getId() {
059    return this.id;
060  }
061
062
063  @Override
064  public InetSocketAddress getInetSocketAddress() {
065    return this.address;
066  }
067
068  @Override
069  public RackDescriptor getRackDescriptor() {
070    return this.rack;
071  }
072
073  @Override
074  public String getName() {
075    return this.address.getHostName();
076  }
077
078}