Java XML Document Clone copyDocument(Document document)

Description

copy Document

License

Apache License

Parameter

Parameter	Description
target	a parameter
node	a parameter

Exception

Parameter	Description
Exception	an exception

Declaration

public static Document copyDocument(Document document) throws Exception 

Method Source Code

//package com.java2s;
/* ************************************************************************** *
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership.//from   w  w w.j  a v  a 2 s  .  c o m
 *
 * This file is licensed to you 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.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;

import org.w3c.dom.Node;

public class Main {
    /**
     * @param target
     * @param node
     * @return
     * @throws Exception
     */
    public static Document copyDocument(Document document) throws Exception {
        Node n = document.getDocumentElement().cloneNode(true);
        Document result = newDocument();
        result.adoptNode(n);
        result.appendChild(n);
        return result;
    }

    /**
     * Creates and returns a new empty DOM document.
     * 
     * @return a newly created DOM document
     * @throws ParserConfigurationException
     */
    public static Document newDocument() throws Exception {
        DocumentBuilder builder = getDocumentBuilder(true);
        return builder.newDocument();
    }

    /**
     * Creates and returns an new document builder factory. This method tries to
     * configure the namespace support for the builder. If the underlying parser
     * does not support namespaces then this method returns a simple
     * DocumentBuilder object.
     * 
     * @return a new document builder
     * @throws ParserConfigurationException
     */
    private static DocumentBuilder getDocumentBuilder(boolean isNamespaceAware)
            throws ParserConfigurationException {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(isNamespaceAware); // never forget this!
        try {
            factory.setFeature("http://xml.org/sax/features/namespaces", isNamespaceAware);
        } catch (Throwable t) {
            // Just skip it...
        }
        DocumentBuilder builder = factory.newDocumentBuilder();
        return builder;
    }
}

Related

1. cloneNode(Document document, Node node, boolean deep)
2. copy(Document from, Document to)
3. copyChildren(Document new_doc, Node node, Node new_node)
4. copyChildren(Element from, Element to, Document doc)
5. copyChildren(final Document newDoc, final Node node, final Node newNode)
6. copyDocument(Document from, Document to)
7. copyDocument(Document oldDocument, Document newDocument)
8. copyDocument(Document source)
9. copyDocument(Element from, Element to, String newNamespace)