function run()
{
try {
$this->_filter->routeStartup();
//路由开始
$action = $this->_router->route();
$action = $this->_filter->routeShutdown($action);
//路由关闭
$action = $this->_filter->dispatchStartup($action);
//方法调度
$method = $action->_method;
$action->{$method}();
$this->_filter->dispatchShutdown();
//方法调度完成
$action->response();
$this->_filter->endReturn();
//返回结果
} catch (CException $e) {
//异常处理
if ($e->exceptionType == 'biz') {
//业务逻辑异常--抛到业务层处理
$actionclass = $e->exActionMethod . '_Action';
$action = CFactory::instance($actionclass, $e->params, true, true);
$method = $action->_method;
$action->{$method}();
$action->response();
$this->_filter->endReturn();
//返回结果
} else {
//核心异常--直接抛出异常
throw new Exception($e);
}
}
}
