import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;

public class Main {
	public static void main(String[] args) throws ParserConfigurationException {
		DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
		DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder();
		Document doc = docBuilder.newDocument();
		
		System.out.println(doc.getClass());
	}
}