1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package libcore.util; 18 19 public final class Objects { Objects()20 private Objects() { 21 } 22 23 /** 24 * Returns true if two possibly-null objects are equal. 25 */ equal(Object a, Object b)26 public static boolean equal(Object a, Object b) { 27 return a == b || (a != null && a.equals(b)); 28 } 29 hashCode(Object o)30 public static int hashCode(Object o) { 31 return (o == null) ? 0 : o.hashCode(); 32 } 33 } 34