Java tutorial
import java.util.Calendar; import java.util.GregorianCalendar; public class Main { public static void main(String[] argv) throws Exception { // Create a Calendar object with the local time zone Calendar local = new GregorianCalendar(); local.set(Calendar.HOUR_OF_DAY, 10); // 0..23 local.set(Calendar.MINUTE, 0); local.set(Calendar.SECOND, 0); } }