java.util.Calendar的非标准语言环境

Locale(en, SV)

firstDayOfWeek

minimumDayinFirstWeek

java.util.Calendar.setWeekCountData(Locale)

package de.drews.i18n;

import java.util.Calendar;
import java.util.Locale;
import java.util.ResourceBundle;

public class Test {

    /**
     * @param args
     */
    public static void main(String[] args) {
       // en_GB = 34
       // en_US = 36
       // sv_SV = 34
       // en_SV = 36 --> wrong

       printTest("en", "GB", 34);
       printTest("en", "US", 36);
       printTest("sv", "SV", 34);
       printTest("en", "SV", 34);
    }

    private static void printTest(String language, String country, int expected) {
       Locale locale = new Locale(language, country);

       Calendar cal = Calendar.getInstance(locale);

       cal.set(Calendar.YEAR, 2010);
       cal.set(Calendar.MONTH, Calendar.AUGUST);
       cal.set(Calendar.DATE, 29);

       int actual = cal.get(Calendar.WEEK_OF_YEAR);

       System.out.println(actual + "t" + expected + "t"
        + ((actual == expected) ? "Yeah!" : "-") + "t" + language
        + "t" + country);
    }
}