com.townleyenterprises.filter
Class FilteredIterator

java.lang.Object
  com.townleyenterprises.filter.FilteredIterator

All Implemented Interfaces:

java.util.Iterator

public class FilteredIterator

extends java.lang.Object

implements java.util.Iterator

This class provides a decorator to a regular Java iterator that can perform filtering.

Since:

2.0

Version:

$Id: FilteredIterator.java,v 1.3 2004/07/28 10:33:58 atownley Exp $

Author:

Andrew S. Townley

Constructor Summary

FilteredIterator(java.util.Iterator iterator, Filter filter)
The constructor takes a regular iterator and the filter object that should be applied.

Method Summary

boolean	hasNext()
java.lang.Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

FilteredIterator

public FilteredIterator(java.util.Iterator iterator,
                        Filter filter)

The constructor takes a regular iterator and the filter object that should be applied.

Parameters:

iterator - a regular Iterator

filter - a Filter

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator

remove

public void remove()
            throws java.lang.UnsupportedOperationException,
                   java.lang.IllegalStateException

Specified by:

remove in interface java.util.Iterator

Throws:

java.lang.UnsupportedOperationException

java.lang.IllegalStateException