Java tutorial
import java.awt.ComponentOrientation; import java.util.Locale; public class Main { public static void main(String[] argv) throws Exception { Locale myLocale; if (argv.length < 2) myLocale = Locale.getDefault(); else myLocale = new Locale(argv[0], argv[1]); ComponentOrientation ce = ComponentOrientation.getOrientation(myLocale); System.out.println("Is horizontal? " + ce.isHorizontal()); System.out.println("Is left to right? " + ce.isLeftToRight()); } }