class Bip implements Runnable {
public void run(){
final ToneGenerator tg = new ToneGenerator(AudioManager.STREAM_NOTIFICATION, 100);
tg.startTone(ToneGenerator.TONE_PROP_BEEP);
}
}
new Thread(new Bip()).start();
Runnable r = new Runnable() {
@Override
public void run() {
}
};
new Thread(r).start();
new Thread(){
public void run(){
....
}
}.start();