/**
* Implements the CFML Function lsisdate
*/
package railo.runtime.functions.international;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
import railo.commons.date.TimeZoneUtil;
import railo.runtime.PageContext;
import railo.runtime.exp.ExpressionException;
import railo.runtime.ext.function.Function;
import railo.runtime.i18n.LocaleFactory;
import railo.runtime.op.Decision;
public final class LSIsDate implements Function {
private static final long serialVersionUID = -8517171925554806088L;
public static boolean call(PageContext pc , Object object) {
return call(pc, object, pc.getLocale(),pc.getTimeZone());
}
public static boolean call(PageContext pc , Object object,String strLocale) throws ExpressionException {
return call(pc, object, LocaleFactory.getLocale(strLocale),pc.getTimeZone());
}
public static boolean call(PageContext pc , Object object,String strLocale,String strTimezone) throws ExpressionException {
return call(pc, object,
strLocale==null?pc.getLocale():LocaleFactory.getLocale(strLocale),
strTimezone==null?pc.getTimeZone():TimeZoneUtil.toTimeZone(strTimezone));
}
private static boolean call(PageContext pc , Object object,Locale locale,TimeZone tz) {
if(object instanceof Date) return true;
else if(object instanceof String) {
String str=object.toString();
if(str.length()<2) return false;
//print.out(Caster.toDateTime(locale,str,pc.getTimeZone(),null));
return Decision.isDate(str,locale,tz,locale.equals(Locale.US));
//return Caster.toDateTime(locale,str,pc.getTimeZone(),null)!=null;
}
return false;
}
}