/**
* resturns a single instance of this class
*
* @return oxUtils
*/
public static function getInstance()
{
// disable caching for test modules
if (defined('OXID_PHP_UNIT')) {
self::$_instance = modInstances::getMod(__CLASS__);
}
if (!self::$_instance instanceof oxUtils) {
self::$_instance = oxNew('oxUtils');
if (defined('OXID_PHP_UNIT')) {
modInstances::addMod(__CLASS__, self::$_instance);
}
}
return self::$_instance;
}