/**
* Varien Objects Cache
*
* @param string $key optional, if specified will load this key
* @return Varien_Object_Cache
*/
public static function objects($key = null)
{
if (!self::$_objects) {
self::$_objects = new Varien_Object_Cache();
}
if (is_null($key)) {
return self::$_objects;
} else {
return self::$_objects->load($key);
}
}
