/**
* 获取当前请求类型
*
* @return string
*/
private function getRequestType()
{
$request_type = 'get';
if ($this->request->isPostRequest()) {
$request_type = 'post';
} elseif ($this->request->isPutRequest()) {
$request_type = 'put';
} elseif ($this->request->isDeleteRequest()) {
$request_type = 'delete';
}
return $request_type;
}
