replace XML Element - Java XML

Java examples for XML:DOM Element

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Description

replace XML Element

Demo Code

/**/*from   ww  w  .  j  ava2 s.co  m*/
 *  Copyright 2012 Sven Ewald
 *
 *  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 java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import javax.xml.XMLConstants;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;

public class Main{
    /**
     * @param previous
     * @param newNode
     */
    public static void replaceElement(final Element previous,
            final Element newNode) {
        assert previous.getParentNode() != null;
        Element parent = (Element) previous.getParentNode();
        Document document = getOwnerDocumentFor(parent);
        ensureOwnership(document, newNode);
        parent.replaceChild(newNode, previous);
    }
    /**
     * @param documentOrElement
     * @return document that owns the given node
     */
    public static Document getOwnerDocumentFor(final Node documentOrElement) {
        if (Node.DOCUMENT_NODE == documentOrElement.getNodeType()) {
            return (Document) documentOrElement;
        }
        return documentOrElement.getOwnerDocument();
    }
    /**
     * @param ownerDocument
     * @param node
     */
    public static void ensureOwnership(final Document ownerDocument,
            final Node node) {
        if (ownerDocument != node.getOwnerDocument()) {
            ownerDocument.adoptNode(node);
        }
    }
}

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