Java XML Child Remove All removeAllChildElements(@Nonnull final Element aElement)

Description

Remove all child nodes of the given node.

License

Apache License

Parameter

Parameter	Description
aElement	The element whose children are to be removed.

Declaration

public static void removeAllChildElements(@Nonnull final Element aElement) 

Method Source Code

//package com.java2s;
/**/*from  w  w w .j  a va2s.  c  o  m*/
 * Copyright (C) 2014-2015 Philip Helger (www.helger.com)
 * philip[at]helger[dot]com
 *
 * 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 javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;

import org.w3c.dom.Element;

import org.w3c.dom.NodeList;

public class Main {
    /**
     * Remove all child nodes of the given node.
     *
     * @param aElement
     *        The element whose children are to be removed.
     */
    public static void removeAllChildElements(@Nonnull final Element aElement) {
        while (aElement.getChildNodes().getLength() > 0)
            aElement.removeChild(aElement.getChildNodes().item(0));
    }

    @Nonnegative
    public static int getLength(@Nullable final NodeList aNL) {
        return aNL == null ? 0 : aNL.getLength();
    }
}

Related

1. removeAllChildNodes(Node node)
2. removeAllChildNodes(Node node)
3. removeAllChildNodes(Node node)
4. removeAllChildNodes(Node node, String name)