org.springmodules.validation.util.xml.ChildNodesIterator Maven / Gradle / Ivy
/*
* Copyright 2004-2005 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springmodules.validation.util.xml;
import java.util.NoSuchElementException;
import org.springmodules.validation.util.collection.ReadOnlyIterator;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Iterates over the direct child nodes of the given node.
*
* @author Uri Boness
*/
public class ChildNodesIterator extends ReadOnlyIterator {
private NodeList nodes;
private int length;
private int index;
public ChildNodesIterator(Node node) {
nodes = node.getChildNodes();
length = nodes.getLength();
index = 0;
}
public boolean hasNext() {
return index < length;
}
public Object next() {
if (!hasNext()) {
throw new NoSuchElementException();
}
Object element = nodes.item(index);
index++;
return element;
}
}