Penggunaan TextField

TextField untuk memasukkan sebuah karakter

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;


public class textField extends MIDlet implements CommandListener {
        private Form form, form1;
private Display tampilan;
private TextField nama, alamat;
private Command ok, keluar, kembali;

     public textField() {
        nama = new TextField("Nama:", "", 30, TextField.ANY);
alamat = new TextField("Alamat Rumah:", "", 30, TextField.ANY);
ok = new Command("OK", Command.OK, 2);

        keluar = new Command("keluar", Command.EXIT,1);
form1 = new Form("Aplikasi pendataan");
        form1.append(nama);
form1.append(alamat);
form1.addCommand(ok);
        form1.addCommand(keluar);
form1.setCommandListener(this);
    }

    public void startApp() {
        tampilan = Display.getDisplay(this);
tampilan.setCurrent(form1);
    }

    public void pauseApp() {
    }

     public void destroyApp(boolean destroy){
notifyDestroyed();
     }

     public void showInput(){
String n = nama.getString();
String c = alamat.getString();
form = new Form("Data Pelanggan");
form.append("Nama : "+n+"\nAlamat : "+c);
        Display.getDisplay(this).setCurrent(form);
        form.addCommand(new Command("kembali", Command.BACK, 2));
        form.setCommandListener(this);
     }

   public void commandAction(Command c, Displayable d) {
       String label = c.getLabel();

       if(label.equals("keluar"))
           notifyDestroyed();
       else if(label.equals("OK"))
           showInput();
       else if(label.equals("kembali"))
           startApp();
   }
}