1 /* 2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.replacements; 24 25 import java.util.Arrays; 26 27 import org.graalvm.compiler.api.replacements.ClassSubstitution; 28 import org.graalvm.compiler.api.replacements.MethodSubstitution; 29 import org.graalvm.compiler.replacements.nodes.ArrayEqualsNode; 30 31 // JaCoCo Exclude 32 33 /** 34 * Substitutions for {@link java.util.Arrays} methods. 35 */ 36 @ClassSubstitution(Arrays.class) 37 public class ArraysSubstitutions { 38 39 @MethodSubstitution 40 public static boolean equals(boolean[] a, boolean[] a2) { 41 if (a == a2) { 42 return true; 43 } 44 if (a == null || a2 == null || a.length != a2.length) { 45 return false; 46 } 47 return ArrayEqualsNode.equals(a, a2, a.length); 48 } 49 50 @MethodSubstitution 51 public static boolean equals(byte[] a, byte[] a2) { 52 if (a == a2) { 53 return true; 54 } 55 if (a == null || a2 == null || a.length != a2.length) { 56 return false; 57 } 58 return ArrayEqualsNode.equals(a, a2, a.length); 59 } 60 61 @MethodSubstitution 62 public static boolean equals(char[] a, char[] a2) { 63 if (a == a2) { 64 return true; 65 } 66 if (a == null || a2 == null || a.length != a2.length) { 67 return false; 68 } 69 return ArrayEqualsNode.equals(a, a2, a.length); 70 } 71 72 @MethodSubstitution 73 public static boolean equals(short[] a, short[] a2) { 74 if (a == a2) { 75 return true; 76 } 77 if (a == null || a2 == null || a.length != a2.length) { 78 return false; 79 } 80 return ArrayEqualsNode.equals(a, a2, a.length); 81 } 82 83 @MethodSubstitution 84 public static boolean equals(int[] a, int[] a2) { 85 if (a == a2) { 86 return true; 87 } 88 if (a == null || a2 == null || a.length != a2.length) { 89 return false; 90 } 91 return ArrayEqualsNode.equals(a, a2, a.length); 92 } 93 94 @MethodSubstitution 95 public static boolean equals(long[] a, long[] a2) { 96 if (a == a2) { 97 return true; 98 } 99 if (a == null || a2 == null || a.length != a2.length) { 100 return false; 101 } 102 return ArrayEqualsNode.equals(a, a2, a.length); 103 } 104 105 @MethodSubstitution 106 public static boolean equals(float[] a, float[] a2) { 107 if (a == a2) { 108 return true; 109 } 110 if (a == null || a2 == null || a.length != a2.length) { 111 return false; 112 } 113 return ArrayEqualsNode.equals(a, a2, a.length); 114 } 115 116 @MethodSubstitution 117 public static boolean equals(double[] a, double[] a2) { 118 if (a == a2) { 119 return true; 120 } 121 if (a == null || a2 == null || a.length != a2.length) { 122 return false; 123 } 124 return ArrayEqualsNode.equals(a, a2, a.length); 125 } 126 }