AttributeIterator.java from SmartFrog at Krugle
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/** (C) Copyright 2005 Hewlett-Packard Development Company, LP
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
For more information: www.smartfrog.org
*/
package org.smartfrog.services.xml.java5.iterators;
import nu.xom.Attribute;
import nu.xom.Element;
import java.util.Iterator;
import java.util.NoSuchElementException;
/**
* An attribute iterator created 16-May-2005 17:25:15
*/
public class AttributeIterator implements Iterator<Attribute>,
Iterable<Attribute> {
Element element;
int index=0;
Attribute currentAttribute;
public AttributeIterator(Element element) {
this.element = element;
}
public boolean hasNext() {
return index<element.getAttributeCount();
}
public Attribute next() {
Attribute attribute = getCurrent();
index++;
return attribute;
}
/**
* Get the current element
* @return
* @throws NoSuchElementException if there isnt one
*/
private Attribute getCurrent() {
if (!hasNext()) {
throw new NoSuchElementException();
}
Attribute attribute = element.getAttribute(index);
return attribute;
}
/**
* remove the current attribute.
*
* @throws NoSuchElementException if there isnt one
*/
public void remove() {
Attribute attr=getCurrent();
element.removeAttribute(attr);
}
/**
* Return a new iterator over the element
* @return a new iterator over the element
*/
public Iterator<Attribute> iterator() {
return new AttributeIterator(element);
}
}
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