Exactly like value-of(), get String Value Of XML Element - Java XML

Java examples for XML:XML Element Value

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Description

Exactly like value-of(), get String Value Of XML Element

Demo Code

/**/*from   www  .  j a  v a 2 s  .c  o  m*/
 * Copyright (c) 2009 DITA2InDesign project (dita2indesign.sourceforge.net)  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 com.java2s;

import org.w3c.dom.Element;

import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;

public class Main {
    /**
     * Exactly like value-of()
     * @param elem
     * @return Concatenation of all descendant text nodes.
     */
    public static String getStringValueOfElement(Element elem) {
        StringBuffer buf = new StringBuffer();
        NodeList nodes = elem.getChildNodes();
        for (int i = 0; i < nodes.getLength(); i++) {
            Node node = nodes.item(i);
            switch (node.getNodeType()) {
            case Node.TEXT_NODE:
                buf.append(((Text) node).getData());
                break;
            case Node.ELEMENT_NODE:
                buf.append(getStringValueOfElement((Element) node));
                break;
            default:
                // Ignore the node
            }

        }
        return buf.toString();
    }
}

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