final TimePicker timePicker = (TimePicker) findViewById(R.id.timePicker);
final GregorianCalendar calendar = new GregorianCalendar(datePicker.getYear(), datePicker.getMonth(), datePicker.getDayOfMonth(), timePicker.getCurrentHour(), timePicker.getCurrentMinute(), 0);
try {
final TimePicker timePicker = (TimePicker) findViewById(R.id.timePicker);
final GregorianCalendar calendar = new GregorianCalendar(datePicker.getYear(), datePicker.getMonth(), datePicker.getDayOfMonth(), timePicker.getCurrentHour(), timePicker.getCurrentMinute(), 0);
try {