import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
Element e = (Element) nl.item(i);
Element id = (Element) e.getElementsByTagName("id").item(0);
Element msg = (Element) e.getElementsByTagName("msg").item(0);
Element e = (Element) nl.item(i);
Element id = (Element) e.getElementsByTagName("id").item(0);
Element msg = (Element) e.getElementsByTagName("msg").item(0);