001    /**
002     * Implements the Cold Fusion Function dayofweek
003     */
004    package railo.runtime.functions.international;
005    
006    import java.util.Locale;
007    import java.util.TimeZone;
008    
009    import railo.commons.date.DateTimeUtil;
010    import railo.commons.date.TimeZoneUtil;
011    import railo.runtime.PageContext;
012    import railo.runtime.exp.ExpressionException;
013    import railo.runtime.ext.function.Function;
014    import railo.runtime.i18n.LocaleFactory;
015    import railo.runtime.type.dt.DateTime;
016    
017    public final class LSDayOfWeek implements Function {
018            
019            private static final long serialVersionUID = -9002250869621547151L;
020    
021            public static double call(PageContext pc , DateTime date) {
022                    return _call(pc, date, pc.getLocale(),pc.getTimeZone());
023            }
024            
025            public static double call(PageContext pc , DateTime date, String strLocale) throws ExpressionException {
026                    return _call(pc, date, LocaleFactory.getLocale(strLocale),pc.getTimeZone());
027            }
028            
029            public static double call(PageContext pc , DateTime date, String strLocale, String strTimezone) throws ExpressionException {
030                    return _call(pc, date, 
031                                    strLocale==null?pc.getLocale():LocaleFactory.getLocale(strLocale), 
032                                    strTimezone==null?pc.getTimeZone():TimeZoneUtil.toTimeZone(strTimezone));
033            }
034    
035            private static double _call(PageContext pc , DateTime date,Locale locale,TimeZone tz) {
036                    return DateTimeUtil.getInstance().getDayOfWeek(locale,tz, date);
037            }
038    }