jdsl.map.ref
Class FaceIteratorAdapter

java.lang.Object
  |
  +--jdsl.map.ref.FaceIteratorAdapter

All Implemented Interfaces:

FaceIterator, ObjectIterator, PositionIterator

public class FaceIteratorAdapter

extends java.lang.Object

implements FaceIterator

Takes an ObjectIterator known to be iterating over things that are Faces, and makes it appear as a FaceIterator.

Version:

$Id: FaceIteratorAdapter.java,v 1.1 2000/11/03 02:31:30 lv Exp $

Author:

Mark Handy, Luca Vismara

Constructor Summary

FaceIteratorAdapter(ObjectIterator oi)

Method Summary

java.lang.Object	element() Shortcut for position().element().
Face	face()
boolean	hasNext()
Face	nextFace()
java.lang.Object	nextObject()
Position	nextPosition()
java.lang.Object	object()
Position	position()
void	reset() Puts the iterator back in its initial, before-the-first state

Methods inherited from class java.lang.Object

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

Constructor Detail

FaceIteratorAdapter

public FaceIteratorAdapter(ObjectIterator oi)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface ObjectIterator

Following copied from interface: jdsl.core.api.ObjectIterator

Returns:

Whether there is at least one object still unseen

nextObject

public java.lang.Object nextObject()

Specified by:

nextObject in interface ObjectIterator

Following copied from interface: jdsl.core.api.ObjectIterator

Returns:

Next object to consider

Throws:

java.util.NoSuchElementException - if iterator has moved past the last object

nextPosition

public Position nextPosition()

Specified by:

nextPosition in interface PositionIterator

Following copied from interface: jdsl.core.api.PositionIterator

Returns:

Next position to consider

Throws:

java.util.NoSuchElementException - if iterator has moved past the last position to be seen

nextFace

public Face nextFace()

Specified by:

nextFace in interface FaceIterator

Following copied from interface: jdsl.map.api.FaceIterator

Returns:

Next face to consider

Throws:

java.util.NoSuchElementException - if iterator has moved past the last face to be seen

object

public java.lang.Object object()

Specified by:

object in interface ObjectIterator

Following copied from interface: jdsl.core.api.ObjectIterator

Returns:

The object returned by the most recent next()

Throws:

java.util.NoSuchElementException - When the iterator is in its initial, before-the-first-object state

position

public Position position()

Specified by:

position in interface PositionIterator

Following copied from interface: jdsl.core.api.PositionIterator

Returns:

The position returned by the most recent next()

Throws:

java.util.NoSuchElementException - When the iterator is in its initial, before-the-first-position state

face

public Face face()

Specified by:

face in interface FaceIterator

Following copied from interface: jdsl.map.api.FaceIterator

Returns:

The face returned by the most recent successful nextFace()

Throws:

java.util.NoSuchElementException - When the iterator is in its initial, before-the-first-face state

element

public java.lang.Object element()

Description copied from interface: PositionIterator

Shortcut for position().element(). Same as the inherited object() method.

Specified by:

element in interface PositionIterator

Following copied from interface: jdsl.core.api.PositionIterator

Returns:

Element of the position that would be returned by position()

Throws:

java.util.NoSuchElementException - When the iterator is in its initial, before-the-first-position state

reset

public void reset()

Description copied from interface: ObjectIterator

Puts the iterator back in its initial, before-the-first state

Specified by:

reset in interface ObjectIterator