package bodyclass;

import org.w3c.dom.*;

public class IndexDOM {

	public static String findText(Element element, String name) {
		Element elementName = findFirstElement( element, name );
		 return findText(elementName );
		
	}

	public static Element findFirstElement(Element element, String name) {
		NodeList nl = element.getElementsByTagName(name);
		if (nl.getLength() < 1)
			throw new NullPointerException("Element: " + element
					+ " does not contain: " + name);
		return (Element) nl.item(0);
	}

	public static String findText(Element element) {
	StringBuffer buffer = new StringBuffer();
	NodeList child = element.getChildNodes();
	for (int i = 0; i < child.getLength(); i++) {
		Node number = child.item(i);
		if (number.getNodeType()==Node.TEXT_NODE)
			buffer.append(number.getNodeValue());
	}
	return buffer.toString();	
//	return element.getFirstChild().getNodeValue();
	}

	public static void findAttribute(Element element, String name) {
		Element elementName = findFirstElement(element, name);
		NamedNodeMap attributes = elementName.getAttributes();
		for (int j = 0; j < attributes.getLength(); j++) {
			Node number = attributes.item(j);
			String nameAttribute = number.getNodeName();
			String valueAttribute = number.getNodeValue();
			System.out.print(nameAttribute + " =\"" + valueAttribute + "\"");
		}

	}
}