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/*******************************************************************************
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.sessions.factories;
import org.w3c.dom.*;
/**
* INTERNAL:
*
* Purpose: This class is used to enumerate over the XML elements. This is because
* some parsers fail to ignore whitespaces and may include them as test elements.
* This enumerator will ensure that only NodeElements are returned.
* @since TopLink 4.0
* @author Gordon Yorke
*/
public class NodeListElementEnumerator {
protected int index;
protected NodeList list;
public NodeListElementEnumerator(NodeList list) {
this.index = 0;
this.list = list;
int length = list.getLength();
while ((index < length) && (list.item(index).getNodeType() != Node.ELEMENT_NODE)) {
++this.index;
}
}
public boolean hasMoreNodes() {
return index < list.getLength();
}
public Node nextNode() {
Node result = list.item(index);
++index;
int length = list.getLength();
while ((index < length) && (list.item(index).getNodeType() != Node.ELEMENT_NODE)) {
++this.index;
}
return result;
}
}