Java XML Element Remove removeWhitespaceNodes(Element e)

Description

Helper function that removes whitespace nodes from Element objects to allow for easier parsing

License

Apache License

Parameter

Parameter	Description
e	the Element object

Declaration

public static void removeWhitespaceNodes(Element e) 

Method Source Code

//package com.java2s;
/*//from   w  ww . java  2  s  .c  om
Copyright 2014 BCMC
    
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 {
    /**
     * Helper function that removes whitespace nodes from Element objects to allow for easier parsing
     *
     * @param e the Element object
     *
     */
    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. removeEmptyElements(Node node)
2. removePreviousSiblingText(Element element)
3. removeSchemaLocation(Element el)
4. removeTopPi(Element e, Element pi)
5. removeWhitespaceNodes(Element e)
6. removeWhitespaces(Element element)
7. removeXmlBase(Element e)