net.sf.xslthl
Class FilteredElementIterator

java.lang.Object
  net.sf.xslthl.FilteredElementIterator

All Implemented Interfaces:

Iterator<Element>

public class FilteredElementIterator
extends Object
implements Iterator<Element>

An iterator over the child elements of a given element, filtered by a set of element names.

Author:

Michiel Hendriks

Nested Class Summary

static interface	FilteredElementIterator.Acceptor Defines a filter used by this iterator
static class	FilteredElementIterator.TagNameAcceptor Acceptor that accepts elements based on the tag name

Field Summary

protected FilteredElementIterator.Acceptor	acceptor The used acceptor for filtering
protected Element	base The current element
protected Element	current The current element
protected boolean	dirty If true a new value should be retrieved
protected boolean	finished Will be true if the search reached an end

Constructor Summary

FilteredElementIterator(Element baseElement, FilteredElementIterator.Acceptor filter)

FilteredElementIterator(Element baseElement, Set<String> acceptTagNames)
Creates a filtered element iterator that accepts elements with a given tag name

Method Summary

protected Element	getAcceptedElement(Node node) Get the next accepted element.
protected void	getNextElement() Get the next valid element
boolean	hasNext()
Element	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

base

protected Element base

The current element

current

protected Element current

The current element

acceptor

protected FilteredElementIterator.Acceptor acceptor

The used acceptor for filtering

dirty

protected boolean dirty

If true a new value should be retrieved

finished

protected boolean finished

Will be true if the search reached an end

Constructor Detail

FilteredElementIterator

public FilteredElementIterator(Element baseElement,
                               FilteredElementIterator.Acceptor filter)

FilteredElementIterator

public FilteredElementIterator(Element baseElement,
                               Set<String> acceptTagNames)

Creates a filtered element iterator that accepts elements with a given tag name

Parameters:

baseElement -

acceptTagNames -

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Element>

next

public Element next()

Specified by:

next in interface Iterator<Element>

remove

public void remove()

Specified by:

remove in interface Iterator<Element>

getNextElement

protected void getNextElement()

Get the next valid element

getAcceptedElement

protected Element getAcceptedElement(Node node)

Get the next accepted element. Will continue searching for the next sibling nodes.

Parameters:

node - The first node to test

Returns:

The accepted element, or null