ptolemy.actor.sched
Class Schedule.ActorIterator

java.lang.Object
  ptolemy.actor.sched.Schedule.ActorIterator

All Implemented Interfaces:

java.util.Iterator

Enclosing class:

Schedule

private class Schedule.ActorIterator
extends java.lang.Object
implements java.util.Iterator

An adapter class for iterating over the actors of this schedule. An exception is thrown if the schedule structure changes while this iterator is active.

Field Summary

private boolean	_advance
private Actor	_currentActor
private Firing	_currentFiring
private int	_currentIteration
private long	_currentVersion
private java.util.Iterator	_firingIterator
private boolean	_lastHasNext

Constructor Summary

Schedule.ActorIterator()
Construct a ScheduleIterator.

Method Summary

boolean	hasNext() Return true if the iteration has more elements.
java.lang.Object	next() Return the next object in the iteration.
void	remove() Throw an exception, since removal is not allowed.

Methods inherited from class java.lang.Object

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

Field Detail

_firingIterator

private java.util.Iterator _firingIterator

_currentFiring

private Firing _currentFiring

_currentActor

private Actor _currentActor

_currentVersion

private long _currentVersion

_currentIteration

private int _currentIteration

_advance

private boolean _advance

_lastHasNext

private boolean _lastHasNext

Constructor Detail

Schedule.ActorIterator

public Schedule.ActorIterator()

Construct a ScheduleIterator.

Method Detail

hasNext

public boolean hasNext()

Return true if the iteration has more elements.

Specified by:

hasNext in interface java.util.Iterator

Returns:

true if the iterator has more elements.

Throws:

java.util.ConcurrentModificationException - If the schedule data structure has changed since this iterator was created.

next

public java.lang.Object next()
                      throws java.util.NoSuchElementException

Return the next object in the iteration.

Specified by:

next in interface java.util.Iterator

Returns:

the next object in the iteration.

Throws:

InvalidStateException - If the schedule data structure has changed since this iterator was created.

java.util.NoSuchElementException

remove

public void remove()

Throw an exception, since removal is not allowed. It really doesn't make sense to remove an actor from an actor invocation sequence anyway.

Specified by:

remove in interface java.util.Iterator