public static boolean isEmpty(String target, String... specialValueAsEmpty) {
		if (isEmpty(target)) {
			return true;
		}
		
		return matcher(target).isEmpty(specialValueAsEmpty);
	}
public static boolean isEmpty ( String target , String ... specialValueAsEmpty ) { if ( isEmpty ( target ) ) { return true ; } return matcher ( target ) . isEmpty ( specialValueAsEmpty ) ; }
Checks if a String is empty ("") or null or special value.

@param target
@param specialValueAsEmpty
@return