AnalogClock时钟

public class MainActivity extends AppCompatActivity {    protected static final int GUINOTIFIER=0x1234;    private TextView myTextView;    private AnalogClock myAnalogClock;    private Calendar mCalendar;    private int mMinutes;    private int mHour;    private Handler mHandler;    private Thread mClockThread;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        myTextView=(TextView)findViewById(R.id.myTextView);        myAnalogClock=(AnalogClock)findViewById(R.id.myAnalogClock);        mHandler=new Handler()        {            public void handleMessage(Message msg)            {                switch (msg.what)                {                    case MainActivity.GUINOTIFIER:                        myTextView.setText(mHour+":"+mMinutes);                        break;                }                super.handleMessage(msg);            }        };        mClockThread=new LooperThread();        mClockThread.start();    }    class LooperThread extends Thread    {        public void run()        {            super.run();            try            {                do                {                    long time=System.currentTimeMillis();                    final Calendar mCalender=Calendar.getInstance();                    mCalender.setTimeInMillis(time);                    mHour=mCalender.get(Calendar.HOUR);                    mMinutes=mCalender.get(Calendar.MINUTE);                    //Thread.sleep(1000);                    Message m=new Message();                    m.what=MainActivity.GUINOTIFIER;                    MainActivity.this.mHandler.sendMessage(m);                }                while (MainActivity.LooperThread.interrupted()==false);            }            catch (Exception ex)            {                ex.printStackTrace();            }        }    }