String timme = "13:10";
String[] time = timme.split ( ":" );
int hour = Integer.parseInt ( time[0].trim() );
int min = Integer.parseInt ( time[1].trim() );

String time = "13:10";

DateFormat sdf = new SimpleDateFormat("HH:mm"); // or "hh:mm" for 12 hour format
Date date = sdf.parse(time);

date.getHours(); // int
date.getMinutes(); // int

String time = "13:10";
SimpleDateFormat formatter =  = new SimpleDateFormat("hh:mm");
Date dTime = formatter.parse(time);
int hour = dTime.getHours();
int minute = dTime.getMinutes();

SimpleDateFormat dateFormatter = new SimpleDateFormat("HH:mm", Locale.ENGLISH);
        try {
            Calendar c = Calendar.getInstance();
            c.setTime(dateFormatter.parse("07:30"));
            String hour = String.valueOf(c.get(Calendar.HOUR_OF_DAY));
            String mintue = String.valueOf(c.get(Calendar.MINUTE));
            System.out.println("Hour: " + hour);
            System.out.println("Minute: " + mintue);
        } catch (ParseException e) {
            e.printStackTrace();
        }