Returns the concatenated child text of the specified XML node. - Java XML

Java examples for XML:XML Node Child

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Description

Returns the concatenated child text of the specified XML node.

Demo Code

/**//  w  w w.ja  va2s  .  c o m
 * 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 com.java2s;

import org.w3c.dom.Node;

public class Main {
    /**
     * Returns the concatenated child text of the specified node. This method only looks at the immediate
     * children of type <code>Node.TEXT_NODE</code> or the children of any child node that is of type
     * <code>Node.CDATA_SECTION_NODE</code> for the concatenation.
     * 
     * @param node The node to look at.
     */
    public static String getChildText(Node node) {

        // is there anything to do?
        if (node == null) {
            return null;
        }

        // concatenate children text
        StringBuffer str = new StringBuffer();
        Node child = node.getFirstChild();
        while (child != null) {
            short type = child.getNodeType();
            if (type == Node.TEXT_NODE) {
                str.append(child.getNodeValue());
            } else if (type == Node.CDATA_SECTION_NODE) {
                str.append(getChildText(child));
            }
            child = child.getNextSibling();
        }

        // return text value
        return str.toString();

    }
}

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