Music Player demo program

package com.demo;

public class MySer extends Service
{
    MediaPlayer player;
    public void onCreate()
{
        super.onCreate();
        Toast.makeText(this,"My service created",Toast.LENGTH_LONG);
      
        player=MediaPlayer.create(this, R.raw.aaa);
      
    }
  
    @Override
    public void onStart(Intent intent, int startId)
    {        
        super.onStart(intent, startId);
        Toast.makeText(this,"My service Started",Toast.LENGTH_LONG);
        player.start();
    }
  
    @Override
    public void onDestroy()
    {
        super.onDestroy();
        Toast.makeText(this,"My service stopped",Toast.LENGTH_LONG);
        player.stop();      
    }
  
    @Override
    public IBinder onBind(Intent arg0)
    {
        return null;
    }   
}