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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.cxf.helpers;

import org.w3c.dom.Node;

public final class NodeUtils {

    private NodeUtils() {
        //Complete
    }

    /**
     * Returns a first child DOM Node of type ELEMENT_NODE
     * for the specified Node.
     */
    public static Node getChildElementNode(Node xmlNode) {
        if (xmlNode == null || !xmlNode.hasChildNodes()) {
            return null;
        }
        
        xmlNode = xmlNode.getFirstChild();
        while (xmlNode != null 
               && xmlNode.getNodeType() != Node.ELEMENT_NODE) {
            xmlNode = xmlNode.getNextSibling();
        }

        return xmlNode;
    }
}