/**
	 * Method to parse HTML source using JTidy. 
	 * Pls download JTidy jar file from its website.
	 * @param is - Input Stream of the HTML Source
	 */
	private static void parseHtmlByTidy(InputStream is) {

		Tidy tidy = new Tidy();

		// tidy will print whatever it parses to System.out
		Document doc = tidy.parseDOM(is, System.out);
		
		// Try to read <form> tags
		NodeList nodeList = doc.getElementsByTagName("form");

		// Iterate thro all form tags.
		if (nodeList != null) {
			int iCount = nodeList.getLength();
			for (int i = 0; i < iCount; i++) {
				Node node = nodeList.item(i);

				System.out.println(
					"node.getLocalName()=" + node.getLocalName());
				System.out.println("node.getNodeName()=" + node.getNodeName());
				System.out.println(
					"node.getNodeValue()=" + node.getNodeValue());

				NamedNodeMap map = node.getAttributes();
				System.out.println(
					"map.getNamedItem(name)="
						+ map.getNamedItem("name").getNodeName());
			}
		}
	}

	private static void parseHtmlBySwing(InputStream is)
		throws IOException, BadLocationException {

		EditorKit ekit = new HTMLEditorKit();
		javax.swing.text.Document doc = ekit.createDefaultDocument();
		doc.putProperty("IgnoreCharsetDirective", Boolean.TRUE);
		ekit.read(is, doc, 0);

		javax.swing.text.ElementIterator it =
			new javax.swing.text.ElementIterator(doc);
		javax.swing.text.Element elem;
		int count = 0;
		while ((elem = it.next()) != null) {
			javax.swing.text.AttributeSet s =
				(javax.swing.text.AttributeSet) elem
					.getAttributes()
					.getAttribute(
					HTML.Tag.INPUT);

			System.out.println(s + "count=" + count + elem.getName());

			if (s != null) {
				count++;
				System.out.println(
					"Link No "
						+ count
						+ "\t"
						+ s.getAttribute(HTML.Attribute.NAME)
						+ "\t"
						+ s.getAttribute(HTML.Attribute.VALUE));
			}
		} // end of while
	}

	private static Map parseHtmlByTagSoup(InputStream is)
		throws SAXException, IOException, ParserConfigurationException {

		System.setProperty(
			"javax.xml.parsers.SAXParserFactory",
			"org.ccil.cowan.tagsoup.jaxp.SAXFactoryImpl");
		SAXParserFactory spf = SAXParserFactory.newInstance();
		System.out.println("Ok, SAX factory JAXP creates is: " + spf);
		System.out.println("Let's parse...");
		SimpleDefaultHandler sdh = new SimpleDefaultHandler();
		spf.newSAXParser().parse(is, sdh);
		return sdh.getMap();
	}