* @return $dbInstance The database layer instance
*/
public final function getDatabaseInstance () {
+ // Default is invalid db instance
+ $dbInstance = null;
+
+ // Is the registry there and initialized?
if ((class_exists('Registry')) && (Registry::isInitialized() === true)) {
- return Registry::getRegistry()->getInstance('dbInstance');
- } else {
- return null;
- }
+ $dbInstance = Registry::getRegistry()->getInstance('dbInstance');
+ } // END - if
+
+ // Return instance
+ return $dbInstance;
}
/**
* @return $objectDescription The description of this simulation part
*/
public final function getObjectDescription () {
- if (isset($this->objectDescription)) {
- return $this->objectDescription;
- } else {
- return null;
- }
+ return $this->objectDescription;
}
/**
/**
* Compare if both simulation part description and class name matches
- * (shall be enougth)
+ * (shall be enough)
*
* @param $itemInstance An object instance to an other class
* @return boolean The result of comparing class name simulation part description