Get the time in the local time zone : TimeZone « Development « Java Tutorial

1. Java Tutorial
2. Development
3. TimeZone

import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;

public class Main {
  public static void main(String[] argv) throws Exception {
    Calendar japanCal = new GregorianCalendar(TimeZone.getTimeZone("Japan"));
    japanCal.set(Calendar.HOUR_OF_DAY, 10); // 0..23
    japanCal.set(Calendar.MINUTE, 0);
    japanCal.set(Calendar.SECOND, 0);

    Calendar local = new GregorianCalendar();
    local.setTimeInMillis(japanCal.getTimeInMillis());
    int hour = local.get(Calendar.HOUR); // 5
    int minutes = local.get(Calendar.MINUTE); // 0
    int seconds = local.get(Calendar.SECOND); // 0
    boolean am = local.get(Calendar.AM_PM) == Calendar.AM; // false
  }
}