Calendar.AM_PM

Calendar.AM_PM

Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(System.currentTimeMillis());
if(cal.get(Calendar.AM_PM)==Calendar.AM){
    rgAMPM.check(R.id.Radio_NumericPad_AM);
}
else{
    rgAMPM.check(R.id.Radio_NumericPad_PM);
}