public static function getInstance() { if (is_null(self::$s_instance)) { self::$s_instance = new ServiceHostRestriction(); } return self::$s_instance; }
public static function CreateInstance2($restrictionType) { if ($restrictionType->IsRole()) { $restriction = ServiceRoleRestriction::getInstance(); return $restriction; } else { if ($restrictionType->IsHost()) { $restriction = ServiceHostRestriction::getInstance(); return $restriction; } else { if ($restrictionType->IsIPRange()) { $restriction = ServiceIPRangeRestriction::getInstance(); return $restriction; } else { if ($restrictionType->IsIP()) { $restriction = ServiceIPRestriction::getInstance(); return $restriction; } } } } }