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Response Header

import java.io.IOException; import javax.microedition.io.Connector; import javax.microedition.io.HttpConnection; import javax.microedition.lcdui.Command; import javax.microedition.lcdui.CommandListener; import javax.microedition.lcdui.DateField; import javax.microedition.lcdui.Display; import javax.microedition.lcdui.Displayable; import javax.microedition.lcdui.Form; import javax.microedition.lcdui.StringItem; import javax.microedition.lcdui.TextField; import javax.microedition.midlet.MIDlet; public class ResponseHeaderMIDlet extends MIDlet implements CommandListener {   private Command exitCommand = new Command("Exit", Command.EXIT, 1);   private Command sendCommand = new Command("Send", Command.OK, 1);   private Command backCommand = new Command("Upload", Command.OK, 1);   private Display display;   private String defaultURL = "http://localhost/";   private Form mainForm, resultForm;   private TextField URL;   private DateField DateField1 = new DateField("Date", DateField.DATE_TIME);   private DateField DateField2 = new DateField("Expiration", DateField.DATE_TIME);   private DateField DateField3 = new DateField("Last Modified", DateField.DATE_TIME);   private StringItem resultItem;   public ResponseHeaderMIDlet() {     display = Display.getDisplay(this);   }   public void startApp() {     URL = new TextField(null, defaultURL, 250, TextField.URL);     mainForm = new Form("Test");     mainForm.append(URL);     mainForm.addCommand(sendCommand);     mainForm.addCommand(exitCommand);     mainForm.setCommandListener(this);     display.setCurrent(mainForm);   }   public void pauseApp() {   }   public void destroyApp(boolean unconditional) {   }   public void commandAction(Command c, Displayable s) {     if (c == sendCommand) {       String result = "";       resultItem = new StringItem(null, result);       resultForm = new Form("");       String URLString = URL.getString();       try {         result = requestUsingGET(URLString);       } catch (IOException e) {         result = "Falied";       }       resultItem.setText(result);       resultForm.append(resultItem);       resultForm.append(DateField1);       resultForm.append(DateField2);       resultForm.append(DateField3);       resultForm.addCommand(backCommand);       resultForm.setCommandListener(this);       display.setCurrent(resultForm);     } else if (c == backCommand) {       URL.setString(defaultURL);       display.setCurrent(mainForm);     } else {       destroyApp(false);       notifyDestroyed();     }   }   private String requestUsingGET(String URLString) throws IOException {     HttpConnection hpc = null;     String content = "";     try {       hpc = (HttpConnection) Connector.open(URLString);       int status = hpc.getResponseCode();       if (status != HttpConnection.HTTP_OK)         content = "Falied";       else {         DateField1.setDate(new java.util.Date(hpc.getDate()));         DateField2.setDate(new java.util.Date(hpc.getExpiration()));         DateField3.setDate(new java.util.Date(hpc.getLastModified()));         content += "Content Type: " + hpc.getType() + "\n";         content += "Content Length: " + hpc.getLength() + "\n";         content += "Contnet Encoding: " + hpc.getEncoding() + "\n";       }       if (hpc != null)         hpc.close();     } catch (IOException e2) {     }     return content;   } }