Mercurial > hg > Members > kono > jpf-core
view src/peers/gov/nasa/jpf/vm/JPF_java_util_concurrent_atomic_AtomicReferenceArray.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
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/* * Copyright (C) 2014, United States Government, as represented by the * Administrator of the National Aeronautics and Space Administration. * All rights reserved. * * The Java Pathfinder core (jpf-core) platform is 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 gov.nasa.jpf.vm; import gov.nasa.jpf.annotation.MJI; import gov.nasa.jpf.vm.MJIEnv; import gov.nasa.jpf.vm.NativePeer; /** * native peer for java.util.concurrent.atomic.AtomicReferenceArray */ public class JPF_java_util_concurrent_atomic_AtomicReferenceArray extends NativePeer { @MJI public int getNative__I__Ljava_lang_Object_2 (MJIEnv env, int objRef, int index) { int arrayRef = env.getReferenceField(objRef, "array"); return env.getReferenceArrayElement(arrayRef, index); } @MJI public boolean compareAndSetNative__ILjava_lang_Object_2Ljava_lang_Object_2__Z (MJIEnv env, int objRef, int index, int fExpect, int fUpdate){ int arrayRef = env.getReferenceField(objRef, "array"); int value = env.getReferenceArrayElement(arrayRef, index); if (value == fExpect) { env.setReferenceArrayElement(arrayRef, index, fUpdate); return true; } else { return false; } } }