| /* |
| * Copyright 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.util; |
| |
| /** |
| * @param <L> |
| * @param <R> |
| */ |
| public class Pair<L, R> { |
| public static <L, R> Pair<L, R> create(L l, R r) { |
| return new Pair<L, R>(l, r); |
| } |
| |
| public final L left; |
| public final R right; |
| |
| private Pair(L left, R right) { |
| this.left = left; |
| this.right = right; |
| } |
| |
| @SuppressWarnings("rawtypes") |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (getClass() != obj.getClass()) { |
| return false; |
| } |
| Pair other = (Pair) obj; |
| if (left == null) { |
| if (other.left != null) { |
| return false; |
| } |
| } else if (!left.equals(other.left)) { |
| return false; |
| } |
| if (right == null) { |
| if (other.right != null) { |
| return false; |
| } |
| } else if (!right.equals(other.right)) { |
| return false; |
| } |
| return true; |
| } |
| |
| public L getLeft() { |
| return left; |
| } |
| |
| public R getRight() { |
| return right; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + ((left == null) ? 0 : left.hashCode()); |
| result = prime * result + ((right == null) ? 0 : right.hashCode()); |
| return result; |
| } |
| |
| @Override |
| public String toString() { |
| return "(" + left + "," + right + ")"; |
| } |
| } |