Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/HotSpotClassSubstitutions.java @ 21665:6166968c6359
Add missing JaCoCo excludes
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 01 Jun 2015 15:15:45 +0200 |
parents | 090291af4230 |
children |
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/* * Copyright (c) 2012, 2014, 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.hotspot.replacements; import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*; import java.lang.reflect.*; import com.oracle.graal.hotspot.word.*; import com.oracle.graal.nodes.*; import com.oracle.graal.word.*; // JaCoCo Exclude /** * Substitutions for {@link java.lang.Class} methods. */ public class HotSpotClassSubstitutions { public static int getModifiers(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); if (klass.isNull()) { // Class for primitive type return Modifier.ABSTRACT | Modifier.FINAL | Modifier.PUBLIC; } else { return klass.readInt(klassModifierFlagsOffset(), KLASS_MODIFIER_FLAGS_LOCATION); } } public static boolean isInterface(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); if (klass.isNull()) { // Class for primitive type return false; } else { int accessFlags = klass.readInt(klassAccessFlagsOffset(), KLASS_ACCESS_FLAGS_LOCATION); return (accessFlags & Modifier.INTERFACE) != 0; } } public static boolean isArray(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); if (klass.isNull()) { // Class for primitive type return false; } else { return klassIsArray(klass); } } public static boolean isPrimitive(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); return klass.isNull(); } public static Class<?> getSuperclass(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); if (!klass.isNull()) { int accessFlags = klass.readInt(klassAccessFlagsOffset(), KLASS_ACCESS_FLAGS_LOCATION); if ((accessFlags & Modifier.INTERFACE) == 0) { if (klassIsArray(klass)) { return Object.class; } else { Word superKlass = klass.readWord(klassSuperKlassOffset(), KLASS_SUPER_KLASS_LOCATION); if (superKlass.equal(0)) { return null; } else { return readJavaMirror(superKlass); } } } } else { // Class for primitive type } return null; } public static Class<?> readJavaMirror(Word klass) { return PiNode.asNonNullClass(klass.readObject(classMirrorOffset(), CLASS_MIRROR_LOCATION)); } public static Class<?> getComponentType(final Class<?> thisObj) { KlassPointer klass = ClassGetHubNode.readClass(thisObj); if (!klass.isNull()) { if (klassIsArray(klass)) { return PiNode.asNonNullClass(klass.readObject(arrayKlassComponentMirrorOffset(), ARRAY_KLASS_COMPONENT_MIRROR)); } } else { // Class for primitive type } return null; } }