private function isItemCreatedHere($rawItem)
    {
        return is_array($rawItem) && array_key_exists('value', $rawItem) && array_key_exists('tags', $rawItem) && count($rawItem) === 2;
    }
private function isItemCreatedHere($rawItem)
    {
        return is_array($rawItem) && array_key_exists('value', $rawItem) && array_key_exists('tags', $rawItem) && count($rawItem) === 2;
    }
private function isItemCreatedHere ( $ rawItem ) { return is_array ( $ rawItem ) && array_key_exists ( 'value' , $ rawItem ) && array_key_exists ( 'tags' , $ rawItem ) && count ( $ rawItem ) === 2 ; }
Verify that the raw data is a cache item created by this class.

@param mixed $rawItem

@return bool
Verify that the raw data is a cache item created by this class .