/**
* 从存储服务删除模型数据
*
* @param Data $data
* @access public
* @return boolean
*/
public function destroy(Data $data)
{
if ($data->isReadonly()) {
throw Error::readonly($data);
}
if ($data->isFresh()) {
return true;
}
$data->fireEvent(Data::BEFORE_DELETE_EVENT, array($data));
if (!$this->doDelete($data)) {
return false;
}
$data->fireEvent(Data::AFTER_DELETE_EVENT, array($data));
Registry::remove($this->class, $data->id());
return true;
}
