/* Copyright 2002-2004, 2018 Elliotte Rusty Harold
This library is free software; you can redistribute it and/or modify
it under the terms of version 2.1 of the GNU Lesser General Public
License as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
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License along with this library. If not, see
* Demonstrates moving nodes from one part of the tree * to a different part. *
* * @author Elliotte Rusty Harold * @version 1.3.0 * */ public class Restructurer { // Since this methods only operates on its argument and // does not interact with any fields in the class, it's // plausibly made static. public static void processNode(Node current) { if (current instanceof Comment || current instanceof ProcessingInstruction) { Document document = current.getDocument(); ParentNode root = document.getRootElement(); current.detach(); document.insertChild(current, document.indexOf(root)); } else { for (int i = 0; i < current.getChildCount(); i++) { processNode(current.getChild(i)); } } } public static void main(String[] args) { if (args.length <= 0) { System.out.println( "Usage: java nu.xom.samples.RestructureDriver URL" ); return; } String url = args[0]; try { // Find a parser Builder parser = new Builder(); // Read the document Document document = parser.build(url); // Modify the document Restructurer.processNode(document.getRootElement()); // Write it out again System.out.println(document.toXML()); } catch (ParsingException ex) { System.out.println(url + " is not well-formed."); } catch (IOException ex) { System.out.println( "Due to an IOException, the parser could not read " + url ); } } }