gov.nasa.jpf.util

Class StateExtensionListener<T>

java.lang.Object

gov.nasa.jpf.ListenerAdapter

gov.nasa.jpf.util.StateExtensionListener<T>

All Implemented Interfaces:

JPFListener, PublisherExtension, SearchListener, VMListener

public class StateExtensionListener<T>
extends ListenerAdapter

generic listener that keeps track of state extensions, using state ids as index values into a dynamic array of T objects the purpose of this utility class is to make state extensions backtrackable, so that clients don't have to care about this

Constructor Summary

Constructors

Constructor and Description
StateExtensionListener(StateExtensionClient<T> cli)

Method Summary

Modifier and Type	Method and Description
void	stateAdvanced(Search search) got the next state Note - this will be notified before any potential propertyViolated, in which case the currentError will be already set
void	stateBacktracked(Search search) state was backtracked one step
void	stateRestored(Search search) a previously generated state was restored (can be on a completely different path)

Methods inherited from class gov.nasa.jpf.ListenerAdapter

choiceGeneratorAdvanced, choiceGeneratorProcessed, choiceGeneratorRegistered, choiceGeneratorSet, classLoaded, exceptionBailout, exceptionHandled, exceptionThrown, executeInstruction, gcBegin, gcEnd, instructionExecuted, loadClass, methodEntered, methodExited, objectCreated, objectExposed, objectLocked, objectNotify, objectNotifyAll, objectReleased, objectShared, objectUnlocked, objectWait, propertyViolated, publishConstraintHit, publishFinished, publishProbe, publishPropertyViolation, publishStart, publishTransition, searchConstraintHit, searchFinished, searchProbed, searchStarted, stateProcessed, statePurged, stateStored, threadBlocked, threadInterrupted, threadNotified, threadScheduled, threadStarted, threadTerminated, threadWaiting, vmInitialized

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StateExtensionListener

public StateExtensionListener(StateExtensionClient<T> cli)

Method Detail

stateAdvanced

public void stateAdvanced(Search search)

Description copied from interface: SearchListener

got the next state Note - this will be notified before any potential propertyViolated, in which case the currentError will be already set

Specified by:

stateAdvanced in interface SearchListener

Overrides:

stateAdvanced in class ListenerAdapter

stateBacktracked

public void stateBacktracked(Search search)

Description copied from interface: SearchListener

state was backtracked one step

Specified by:

stateBacktracked in interface SearchListener

Overrides:

stateBacktracked in class ListenerAdapter

stateRestored

public void stateRestored(Search search)

Description copied from interface: SearchListener

a previously generated state was restored (can be on a completely different path)

Specified by:

stateRestored in interface SearchListener

Overrides:

stateRestored in class ListenerAdapter