/** * @param string $key * @return MockPDOStatement */ protected function _mock_release_lock($key) { if (isset($this->current[$key])) { unset(self::$data[$key]); unset($this->current[$key]); return $this->_mock_pdo_statement->_mock_set_fetch("1"); } return $this->_mock_pdo_statement->_mock_set_fetch("0"); }