net.sf.tacos.util
Class SizeRestrictingIterator

java.lang.Object
  net.sf.tacos.util.SizeRestrictingIterator

All Implemented Interfaces:

Iterator

public class SizeRestrictingIterator
extends Object
implements Iterator

This class implements an Iterator which can only return a fixed number of items.

Author:

andyhot

Constructor Summary

SizeRestrictingIterator(Iterator iterator)
Constructs an Iterator which will return at most 20 items.

SizeRestrictingIterator(Iterator iter, int size)
Constructs an Iterator which will return at most as many items as defined by the user.

Method Summary

boolean	hasNext()
Object	next()
void	remove()
void	setMaxSize(int size) Set the max number of elements this iterator can return

Methods inherited from class java.lang.Object

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

Constructor Detail

SizeRestrictingIterator

public SizeRestrictingIterator(Iterator iterator)

Constructs an Iterator which will return at most 20 items.

Parameters:

iterator - The 'real' iterator

SizeRestrictingIterator

public SizeRestrictingIterator(Iterator iter,
                               int size)

Constructs an Iterator which will return at most as many items as defined by the user.

Parameters:

iter - The 'real' iterator

size - How many items to return

Method Detail

setMaxSize

public void setMaxSize(int size)

Set the max number of elements this iterator can return

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

next

public Object next()

Specified by:

next in interface Iterator

remove

public void remove()

Specified by:

remove in interface Iterator