[Android Pro] Service (startservice , bindservice , unbindservice, stopService)

1: startService -------stopService (this will call onDestroy)

2: bindService -------unbindService (this will call onDestroy)

3: startService---bindService----stopService (nothing happen, shoud call unbindService)

4: startService---bindService----unbundService --- stopService (this will call onDestroy)

5: startService---bindService----stopService-----unbindService (this will call onDestroy)

6: bindService---startService---stopService (nothing happen, shoud call unbindService)

7: bindService---startService---unbindService----stopService (this will call onDestroy)

7: bindService---startService----stopService---unbindService (this will call onDestroy)