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.impl;
020
021/**
022 * Tuple with two values.
023 *
024 * @param <T1>
025 * @param <T2>
026 */
027public class Tuple2<T1, T2> {
028
029  private final T1 t1;
030  private final T2 t2;
031
032  public Tuple2(final T1 t1, final T2 t2) {
033    this.t1 = t1;
034    this.t2 = t2;
035  }
036
037  public T1 getT1() {
038    return t1;
039  }
040
041  public T2 getT2() {
042    return t2;
043  }
044
045  @Override
046  public int hashCode() {
047    return t1.hashCode() + 31 * t2.hashCode();
048  }
049
050  @Override
051  public boolean equals(final Object o) {
052    if (this == o) {
053      return true;
054    }
055    if (o == null || getClass() != o.getClass()) {
056      return false;
057    }
058    final Tuple2<T1, T2> tuple = (Tuple2<T1, T2>) o;
059    return t1.equals((Object) tuple.getT1()) && t2.equals((Object) tuple.getT2());
060  }
061
062  public String toString() {
063    return t1.toString() + " " + t2.toString();
064  }
065}