/** * Short description of method singleton * * @access public * @author Jerome Bogaerts, <*****@*****.**> * @return core_kernel_classes_Resource */ public static function singleton() { $returnValue = null; if (core_kernel_persistence_smoothsql_Property::$instance == null) { core_kernel_persistence_smoothsql_Property::$instance = new core_kernel_persistence_smoothsql_Property(); } $returnValue = core_kernel_persistence_smoothsql_Property::$instance; return $returnValue; }