result not appear
От | S.A.Pamungkas |
---|---|
Тема | result not appear |
Дата | |
Msg-id | 20000727053720.18350.qmail@web4904.mail.yahoo.com обсуждение исходный текст |
Список | pgsql-interfaces |
Hi al ..... I try to connect database by servlet and storing the result to applet. Servlet is working good, servlet-applet communication also ok. The problem is the result not appear ( by appletviewer or from netscape). Help me please. This is the servlet code :..........res.setContentType("text/plain");PrintWriter out = res.getWriter(); try { Class.forName("org.postgresql.Driver"); con = DriverManager.getConnection( "jdbc:postgresql:lecture","me", "pass"); stmt = con.createStatement(); rs = stmt.executeQuery("SELECT K_ID, K_NAME, TERM, DATE FROM KAMOKU"); while(rs.next()) { out.println(rs.getString(1) + " " + rs.getString(2) + " " + rs.getString(3) + " " + rs.getDate(4).toString()); } } catch(ClassNotFoundException e) .......... The applet code : import java.applet.*; import java.awt.*; import java.io.*; import java.net.URL; import com.oreilly.servlet.HttpMessage; public class applettoservlet2 extends Applet { TextArea httpText; public void init() { httpText = new TextArea(); } public void start() { refresh(); } private void refresh() { httpText.setText(HttpText()); } private String HttpText() { try { URL url = new URL("http://localhost:8088/servlet/servlettoapplet"); HttpMessage msg = new HttpMessage(url); InputStreamin = msg.sendGetMessage(); DataInputStream result = new DataInputStream(new BufferedInputStream(in)); String date = result.readLine(); in.close(); return date; } catch(Exception e) { e.printStackTrace(); return null; } } } Thank you, S.A.Pamungkas __________________________________________________ Do You Yahoo!? Get Yahoo! Mail - Free email you can access from anywhere! http://mail.yahoo.com/
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