ArrayList<Message> getMessage() {

try {

	bundle = getIntent().getExtras();

	getMem = bundle.getParcelable("chatMem");

	int count = 0;

	URL url = new URL("

			"http://192.168.0.45:8080/UsedBookServer/readMsg.jsp?toid=" + getMem.id);

	Log.i("CHAT", getMem.id);

	DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();

	DocumentBuilder db = dbf.newDocumentBuilder();

	Document doc = db.parse(new InputSource(url.openStream()));

	doc.getDocumentElement().normalize();

	NodeList nodeList = doc.getElementsByTagName("item");

	count = nodeList.getLength();

	System.out.println("CHAT 카운트는  " + count);

	rmList.clear();

	for (int i = 0; i < count; i++) {

		Node node = nodeList.item(i);

		Element fstElmnt = (Element) node;

		NodeList idList = fstElmnt.getElementsByTagName("id");

		NodeList messageList = fstElmnt

			.getElementsByTagName("message");

		NodeList timeList = fstElmnt

			.getElementsByTagName("time");

		NodeList toidList = fstElmnt

			.getElementsByTagName("toid");

		Element idElement = (Element) idList.item(0);

		Element messageElement = (Element) messageList.item(0);

		Element timeElement = (Element) timeList.item(0);

		Element toidElement = (Element) toidList.item(0);

		idList = idElement.getChildNodes();

		messageList = messageElement.getChildNodes();

		timeList = timeElement.getChildNodes();

		toidList = toidElement.getChildNodes();

		String id = ((Node) idList.item(0)).getNodeValue();

		String message = ((Node) messageList.item(0)).getNodeValue();

		String time = ((Node) timeList.item(0)).getNodeValue();

		String toid = ((Node) toidList.item(0)).getNodeValue();

		message2 = new Message();

		message2.setId(id);

		message2.setMessage(message);

		message2.setTime(time);

		message2.setToid(toid);

		rmList.add(message2);

		Log.e("성공", rmList.get(i).getId());

	}

} catch (Exception e) {

	Log.i("XML", "XML Pasing Excpetion = " + e);

}

return rmList;

}

xml을 dom파싱하는데 nodelist를 가져오는 곳에서 에러가 납니다

로그 찍어보면 nodelist.getLength()가 0으로 나오구요..

getElementsByTagName 로 NodeList가져오는 부분에서 자꾸 널포인터가 뜹니다 ㅠ ㅠ

도와주세요ㅠㅠㅠㅠ

  <%@ page language="java" contentType="text/xml;charset=UTF-8"

	pageEncoding="UTF-8"%>

<%@page import="java.io.*"%>

<%@ page import="java.util.*"%>

<%@ page import="java.sql.*"%>

<%@page import="java.util.*"%>

<maintag> <%!

	Connection con;

	PreparedStatement pstmt;

	ResultSet rs;

	String url = "jdbc:oracle:thin:@xxxxxxxxx:1521:JAVA";

	String sql = "select * from MESSAGETABLE where toid =?";

	public void jspInit() {

		try {

			Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();

			con = DriverManager.getConnection(url, "seven", "seven");

			pstmt = con.prepareStatement(sql);

		} catch (Exception e) {

			e.printStackTrace();

		}

	}%> 

	<%!

	String toid;

	String message;

	String id;

	String getId;

	String time;

	%> 

	<%

	getId = request.getParameter("toid");

 	// message = request.getParameter("message");

 	// toid = request.getParameter("toid");

	System.out.println(getId);

 	try {

 		System.out.println("11 ");

 		pstmt.setString(1, getId);

 		System.out.println("ee ");

 		rs = pstmt.executeQuery();

 		System.out.println("22 ");

 		if(rs==null)System.out.println("널 ");

 		while(rs.next()){

 			System.out.println("33 ");

 			toid = rs.getString(1);

 			message = rs.getString(2);

 			time = rs.getString(3);

 			id = rs.getString(4);

 			System.out.println(time);

		 %><item> <%

		     out.print("<toid>"+toid+"</toid>");

		     out.print("<message>"+message+"</message>");

		     out.print("<time>"+time+"</time>");

		     out.print("<id>"+id+"</id>");

	     %> </item><%

 		}

 		System.out.println("55 ");

 	} catch (Exception e) {

 		System.out.println("read Msg Err "+e);

 	}

 %> </maintag>