org.xshare.base.iterator
Class GlueingIterator

java.lang.Object
  |
  +--org.xshare.base.iterator.GlueingIterator

All Implemented Interfaces:

java.util.Iterator

public class GlueingIterator

extends java.lang.Object

implements java.util.Iterator

Version:

$Revision: 1.3 $

Author:

Oliver Fischer

Constructor Summary

GlueingIterator(java.util.Iterator[] pIters)

GlueingIterator(java.util.Iterator pIter1, java.util.Iterator pIter2)

Method Summary

void	addIterator(java.util.Iterator pIterator)
boolean	hasNext()
boolean	isRunning() Checks if the iterator is in use or not.
java.lang.Object	next()
void	remove() This method is not supported since this iterator is only a wrapper for a bunch of other iterators.

Methods inherited from class java.lang.Object

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

Constructor Detail

GlueingIterator

public GlueingIterator(java.util.Iterator pIter1,
                       java.util.Iterator pIter2)

GlueingIterator

public GlueingIterator(java.util.Iterator[] pIters)

Method Detail

isRunning

public boolean isRunning()

Checks if the iterator is in use or not. Being in use means for this iterator, that someone has called next() or hasNext().

Returns:

a boolean value which is true if the iterator is running. Otherwise false is returned.

addIterator

public void addIterator(java.util.Iterator pIterator)

Throws:

java.lang.IllegalStateException - if isRunning() returns true.

remove

public void remove()

This method is not supported since this iterator is only a wrapper for a bunch of other iterators.

Specified by:

remove in interface java.util.Iterator

Throws:

java.lang.UnsupportedOperationException - if this method is called.

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator