cetus.hir
Class PostOrderIterator

java.lang.Object
  cetus.hir.IRIterator
      cetus.hir.PostOrderIterator

All Implemented Interfaces:

java.util.Iterator

public class PostOrderIterator
extends IRIterator

Peforms a post-order traversal over a Traversable object.

Field Summary

Fields inherited from class cetus.hir.IRIterator

root

Constructor Summary

PostOrderIterator(Traversable root)
Creates a new iterator.

Method Summary

boolean	hasNext() Returns true if the iteration has more elements.
java.lang.Object	next() Returns the next element in the iteration.
void	pruneOn(java.lang.Class c)
void	reset() Moves the iterator back to the beginning of the sequence.

Methods inherited from class cetus.hir.IRIterator

containsCompatibleClass, next, next, nextExcept, remove

Methods inherited from class java.lang.Object

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

Constructor Detail

PostOrderIterator

public PostOrderIterator(Traversable root)

Creates a new iterator.

Parameters:

root - The root object for the traversal.

Method Detail

hasNext

public boolean hasNext()

Description copied from class: IRIterator

Returns true if the iteration has more elements. (In other words, returns true if a call to next would return an element rather than throwing an exception.)

Specified by:

hasNext in interface java.util.Iterator

Specified by:

hasNext in class IRIterator

Returns:

true if the iterator has more elements.

next

public java.lang.Object next()

Description copied from class: IRIterator

Returns the next element in the iteration.

Specified by:

next in interface java.util.Iterator

Specified by:

next in class IRIterator

Returns:

the next element in the iteration.

pruneOn

public void pruneOn(java.lang.Class c)

reset

public void reset()

Description copied from class: IRIterator

Moves the iterator back to the beginning of the sequence.

Specified by:

reset in class IRIterator