Java XML Element Remove removeWhitespaces(Element element)

Description

remove Whitespaces

License

Apache License

Declaration

private static void removeWhitespaces(Element element) 

Method Source Code

//package com.java2s;
/*//from  w  w w  . j a  v  a2 s .  co m
 * Copyright 2007 - 2012 the original author or authors.
 *
 * 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.Element;

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

public class Main {
    private static void removeWhitespaces(Element element) {
        NodeList children = element.getChildNodes();
        for (int i = 0; i < children.getLength();) {
            Node n = children.item(i);
            if (n instanceof Element) {
                removeWhitespaces((Element) n);
                ++i;
            } else if (n instanceof Text && ((Text) n).getTextContent().trim().length() == 0) {
                element.removeChild(n);
            } else {
                ++i;
            }
        }
    }
}

Related

1. removePreviousSiblingText(Element element)
2. removeSchemaLocation(Element el)
3. removeTopPi(Element e, Element pi)
4. removeWhitespaceNodes(Element e)
5. removeWhitespaceNodes(Element e)
6. removeXmlBase(Element e)