Java XML Element Remove removeWhitespaceNodes(Element e)

Description

Removes whitespace from element content.

License

Open Source License

Parameter

Parameter	Description
e	the root element

Declaration

public static void removeWhitespaceNodes(Element e) 

Method Source Code

//package com.java2s;
/*/*from  ww w.  j  ava  2 s .c o  m*/
 * Copyright (c) 2013 Game Salutes.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v3
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 * 
 * Contributors:
 *     Game Salutes - Repackaging and modifications of original work under University of Chicago and Apache License 2.0 shown below
 * 
 * Repackaging from edu.uchicago.nsit.iteco.utils to com.gamesalutes.utils
 * 
 * Copyright 2008 - 2011 University of Chicago
 * 
 * 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.
 ******************************************************************************/

import org.w3c.dom.*;

public class Main {
    /**
      * Removes whitespace from element content. 
      * @param e the root element
      */
    public static void removeWhitespaceNodes(Element e) {
        NodeList children = e.getChildNodes();
        for (int i = children.getLength() - 1; i >= 0; i--) {
            Node child = children.item(i);
            if (child instanceof Text && ((Text) child).getData().trim().length() == 0) {
                e.removeChild(child);
            } else if (child instanceof Element)
                removeWhitespaceNodes((Element) child);
        }
    }
}

Related

1. removeElements(Element from, String named)
2. removeEmptyElements(Node node)
3. removePreviousSiblingText(Element element)
4. removeSchemaLocation(Element el)
5. removeTopPi(Element e, Element pi)
6. removeWhitespaceNodes(Element e)
7. removeWhitespaces(Element element)
8. removeXmlBase(Element e)