Java XML CDATA Get getCDataNode(Element element)

Description

Returns element's CDATA child node (if it has one).

License

LGPL

Parameter

Parameter	Description
element	the element whose CDATA we need to get.

Return

a CDATASection object containing the specified element's CDATA content

Declaration

public static CDATASection getCDataNode(Element element) 

Method Source Code

//package com.java2s;
/*/*from  w ww  . j a va2  s.  c om*/
 * Jitsi, the OpenSource Java VoIP and Instant Messaging client.
 *
 * Distributable under LGPL license.
 * See terms of license at gnu.org.
 */

import org.w3c.dom.*;

public class Main {
    /**
     * Returns element's CDATA child node (if it has one).
     * @param element the element whose CDATA we need to get.
     * @return a CDATASection object containing the specified element's CDATA
     * content
     */
    public static CDATASection getCDataNode(Element element) {
        return (CDATASection) getChildByType(element, Node.CDATA_SECTION_NODE);
    }

    /**
     * Returns first of the <tt>element</tt>'s child nodes that is of type
     * <tt>nodeType</tt>.
     * @param element the element whose child we need.
     * @param nodeType the type of the child we need.
     * @return a child of the specified <tt>nodeType</tt> or null if none
     * was found.
     */
    public static Node getChildByType(Element element, short nodeType) {
        if (element == null)
            return null;

        NodeList nodes = element.getChildNodes();
        if (nodes == null || nodes.getLength() < 1)
            return null;

        Node node;
        String data;
        for (int i = 0; i < nodes.getLength(); i++) {
            node = nodes.item(i);
            short type = node.getNodeType();
            if (type == nodeType) {
                if (type == Node.TEXT_NODE || type == Node.CDATA_SECTION_NODE) {
                    data = ((Text) node).getData();
                    if (data == null || data.trim().length() < 1)
                        continue;
                }

                return node;
            }
        }

        return null;
    }
}

Related

1. getCDATA(Element elem)
2. getCdata(Element elem)
3. getCData(Element element)
4. getCDataValue(Node node, String tag)
5. getChildCdata(Node element, String name)
6. getChildCharacterData(Element parentEl)
7. getChildCharacterData(Element parentEl)