[mobility] LWUIT - Form

  • From: "Osama Mohammed Shaikh" < >
  • To:
  • Subject: [mobility] LWUIT - Form
  • Date: Mon, 13 Feb 2012 17:58:05 +0000


I am getting exception-java.lang.Error: Static initializer: 
java.lang.NullPointerException,   0
 at java.lang.Class.throwError(), bci=57
 at java.lang.Class.initialize(), bci=221
 at com.sun.lwuit.Component.<init>(), bci=5
 at com.sun.lwuit.Container.<init>(Container.java:66)
 at com.sun.lwuit.Form.<init>(Form.java:158)
 at com.sun.lwuit.Form.<init>(Form.java:676)
 at comm.DisplayDict.<init>(DisplayDict.java:20)
 at comm.commdict.StartDict.<init>(StartDict.java:15)
 at java.lang.Class.newInstance(), bci=0
 at com.sun.midp.main.CldcMIDletLoader.newInstance(), bci=46
 at com.sun.midp.midlet.MIDletStateHandler.createMIDlet(), bci=66
 at com.sun.midp.midlet.MIDletStateHandler.createAndRegisterMIDlet(), bci=17
 at com.sun.midp.midlet.MIDletStateHandler.startSuite(), bci=27
 at com.sun.midp.main.AbstractMIDletSuiteLoader.startSuite(), bci=52
 at com.sun.midp.main.CldcMIDletSuiteLoader.startSuite(), bci=8
 at com.sun.midp.main.AbstractMIDletSuiteLoader.runMIDletSuite(), bci=161
 at com.sun.midp.main.AppIsolateMIDletSuiteLoader.main(), bci=26

in the following code.

package comm;

import comm.commdict.StartDict;
import com.sun.lwuit.*;
import com.sun.lwuit.events.*;

//This class is for user interface.

public class DisplayDict implements ActionListener
    private Form frm;
    private Command show, clear, history, help, about, exit;
    private TextField tf;
    private Display dp;
    private StartDict sd;
    public DisplayDict(StartDict sd)
        frm=new Form("COMM Dictionary");
        tf=new TextField(30);
        show=new Command("Show");
        clear=new Command("Clear");
        history=new Command("History");
        help=new Command("Help");
        about=new Command("About Dict");
        exit=new Command("Exit");
    public void display()

    public void actionPerformed(ActionEvent ae)

[mobility] LWUIT - Form

Osama Mohammed Shaikh 02/13/2012

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