2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0.
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 package gov.nasa.jpf.vm;
21 import gov.nasa.jpf.annotation.MJI;
22 import gov.nasa.jpf.vm.MJIEnv;
23 import gov.nasa.jpf.vm.NativePeer;
26 * native peer for java.util.concurrent.atomic.AtomicLongArray
28 public class JPF_java_util_concurrent_atomic_AtomicLongArray extends NativePeer {
31 public long getNative__I__J (MJIEnv env, int objRef, int index) {
32 int arrayRef = env.getReferenceField(objRef, "array");
33 return env.getLongArrayElement(arrayRef, index);
37 public boolean compareAndSetNative__IJJ__Z (MJIEnv env, int objRef, int index, long expect, long update) {
38 int arrayRef = env.getReferenceField(objRef, "array");
39 long value = env.getLongArrayElement(arrayRef, index);
40 if (value == expect) {
41 env.setLongArrayElement(arrayRef, index, update);