Mercurial > hg > truffle
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/StringSubstitutions.java @ 21017:66d45b977e44
Add missing //JaCoCo Exclude directives.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Mon, 20 Apr 2015 14:00:22 +0200 |
parents | a74c785068e0 |
children |
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/* * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.replacements; import com.oracle.graal.graphbuilderconf.*; import com.oracle.graal.nodes.java.*; import com.oracle.graal.replacements.nodes.*; import edu.umd.cs.findbugs.annotations.*; // JaCoCo Exclude /** * Substitutions for {@link java.lang.String} methods. */ public class StringSubstitutions { @SuppressFBWarnings(value = "ES_COMPARING_PARAMETER_STRING_WITH_EQ", justification = "reference equality on the receiver is what we want") public static boolean equals(final String thisString, Object obj) { if (thisString == obj) { return true; } if (!(obj instanceof String)) { return false; } String thatString = (String) obj; if (thisString.length() != thatString.length()) { return false; } if (thisString.length() == 0) { return true; } final char[] array1 = getValue(thisString); final char[] array2 = getValue(thatString); return ArrayEqualsNode.equals(array1, array2, array1.length); } /** * Will be intrinsified with an {@link InvocationPlugin} to a {@link LoadFieldNode}. */ private static native char[] getValue(String s); }