//
// Copyright (C) 2010 United States Government as represented by the
// Administrator of the National Aeronautics and Space Administration
// (NASA). All Rights Reserved.
//
// This software is distributed under the NASA Open Source Agreement
// (NOSA), version 1.3. The NOSA has been approved by the Open Source
// Initiative. See the file NOSA-1.3-JPF at the top of the distribution
// directory tree for the complete NOSA document.
//
// THE SUBJECT SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY OF ANY
// KIND, EITHER EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT
// LIMITED TO, ANY WARRANTY THAT THE SUBJECT SOFTWARE WILL CONFORM TO
// SPECIFICATIONS, ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR
// A PARTICULAR PURPOSE, OR FREEDOM FROM INFRINGEMENT, ANY WARRANTY THAT
// THE SUBJECT SOFTWARE WILL BE ERROR FREE, OR ANY WARRANTY THAT
// DOCUMENTATION, IF PROVIDED, WILL CONFORM TO THE SUBJECT SOFTWARE.
//
package gov.nasa.jpf.test.vm.basic;
import gov.nasa.jpf.ListenerAdapter;
import gov.nasa.jpf.search.Search;
import gov.nasa.jpf.vm.ThreadInfo;
import gov.nasa.jpf.vm.ThreadList;
import gov.nasa.jpf.vm.VM;
/**
* listener that checks SUT and JPF consistency in program end states
*/
public class EndStateListener extends ListenerAdapter {
@Override
public void stateAdvanced (Search search){
if (search.isEndState()){
VM vm = search.getVM();
ThreadList tl = vm.getThreadList();
for (ThreadInfo ti : tl){
System.out.println("EndStateListener checking thread: " + ti.getStateDescription());
// check if there are no alive threads anymore
assert ti.isTerminated();
// check if none of the threads still holds a lock
assert !ti.hasLockedObjects();
}
}
}
}