protected function connectProvider()

in consumer/fsof/FSOFProcessor.php [169:204]

• 32 lines of code
• 4 McCabe index (conditional complexity)

    protected function connectProvider($host, $port, $iotimeout)
    {
        try
        {
            $start_time = microtime(true);//取到微秒

			$client = new FSOFClient4Linux();

            if ($client->connect($host,$port,$iotimeout))
            {
                $this->logger->debug('connect to server['.$host.":".$port."] success,timeout:".$iotimeout);
            }
            else
            {
                //记录错误码
                $this->lastErrorNo = $client->getlasterror();
                $cost_time = (int)((microtime(true) - $start_time) * 1000000);
                $this->logger->error('connect to server['.$host.":".$port."] failed,timeout:".$iotimeout."|".$cost_time."us".'|errcode:'.$this->lastErrorNo);
                unset($client);
            }
        }
        catch (\Exception $e)
        {
            unset($client);
            $this->logger->error("Connect provider exception:",$e);
        }

        if (isset($client))
        {
            return $client;
        }
        else
        {
            return NULL;
        }
    }