iaik.xml.filter.impl

Class CachedIterator

java.lang.Object

iaik.xml.filter.impl.CachedIterator

All Implemented Interfaces:

Iterator

public class CachedIterator
extends Object
implements Iterator

An Iterator that wrapps another Iterator and caches all read Objects.

The Objects seen so far are returned by getCachedObjects().

Field Summary

Fields

Modifier and Type	Field and Description
protected ArrayList	cache_ The list holding a reference to all seen Objects.
protected Iterator	it_ The wrapped iterator.

Constructor Summary

Constructors

Constructor and Description
CachedIterator(Iterator it) Creates a CachedIterator that wrapps the given Iterator.

Method Summary

Modifier and Type	Method and Description
List	getCachedObjects() Returns a list of all Objects returned by next() so far.
boolean	hasNext()
Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

it_

protected Iterator it_

The wrapped iterator.

cache_

protected ArrayList cache_

The list holding a reference to all seen Objects.

Constructor Detail

CachedIterator

public CachedIterator(Iterator it)

Creates a CachedIterator that wrapps the given Iterator.

Parameters:

it - the wrapped Iterator

Throws:

NullPointerException - if it is null

Method Detail

remove

public void remove()

Specified by:

remove in interface Iterator

See Also:

Iterator.remove()

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

See Also:

Iterator.hasNext()

next

public Object next()

Specified by:

next in interface Iterator

See Also:

Iterator.next()

getCachedObjects

public List getCachedObjects()

Returns a list of all Objects returned by next() so far.

Returns:

a list of the chached Objects