import javax.microedition.midlet.*;
import javax.microedition.rms.*;
import javax.microedition.lcdui.*;
import java.io.*;

public class Salvestus2 extends MIDlet implements CommandListener{
  String hoidlanimi="hoidla2";
  Form f=new Form("Sünnipäevad");
  Command lisa=new Command("Lisa", Command.SCREEN, 1);
  TextField tfnimi=new TextField("Eesnimi", "", 20, TextField.ANY);
  DateField dfsynniaeg=new DateField("Sünnipäev", DateField.DATE);
  RecordStore rs;
  public Salvestus2(){
    f.append(tfnimi);
    f.append(dfsynniaeg); 
    f.addCommand(lisa);
    try{
     rs=RecordStore.openRecordStore(hoidlanimi, true);
    }catch(Exception e){teade(e.getMessage());}
  }
  protected void startApp() throws MIDletStateChangeException{
    Display.getDisplay(this).setCurrent(f);
  }
  protected void pauseApp(){}
  protected void destroyApp(boolean kohustus) throws MIDletStateChangeException{
    try{
      rs.closeRecordStore();
    } catch (Exception e){teade(e.getMessage());} 
  }
  public void commandAction(Command c, Displayable d){
    if(c==lisa){
      lisaKirje();
    }
  }
  
  void lisaKirje(){
    byte[] bm=leiaBaidiMassiiv();
    try{
     rs.addRecord(bm, 0, bm.length);
    }catch(Exception e){
      teade(e.getMessage());
    }
  }
  byte[] leiaBaidiMassiiv(){
   ByteArrayOutputStream bos=new ByteArrayOutputStream();
   DataOutputStream dos=new DataOutputStream(bos);
   try{
    dos.writeUTF(tfnimi.getString());
    dos.writeLong(dfsynniaeg.getDate().getTime());
   }catch(Exception e){teade(e.getMessage());}
   return bos.toByteArray();
  }
  
  void teade(String teade){
    Alert a=new Alert("Teade", teade, null, AlertType.CONFIRMATION);
    a.setTimeout(5);
    Display.getDisplay(this).setCurrent(a);
  }
}