Questions about the QNetworkAccessManager get repeat send message-CodePudding

Call use QNetworkAccessManager the get method, caught while on a repeat sent two times the same request, who know how to return a responsibility?

# test code

 
#include  
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Int main (int arg c, char * argv []) 
{
QCoreApplication a (arg c, argv); 


QNetworkAccessManager accessManager; 
QNetworkRequest request; 
//QUrl url (" http://192.168.1.170 "); 
QUrl url (" http://root:[email protected]/cgi-bin/UVSSapi.cgi? {\ "CMD " : \ "get ", \ "key " : \ "server IP "} "); 
Request. The setUrl (url); 

QNetworkReply * reply=accessManager. Get (request);//by sending data, the return value stored in the pointer to the reply. 

QTimer _timer; 
The QEventLoop _event_loop; 
QObject: : connect (& amp; _timer, SIGNAL (timeout ()), & amp; _event_loop, SLOT (the quit ())); 
QObject: : connect (& amp; AccessManager, SIGNAL (finished (QNetworkReply *)), & amp; _event_loop, SLOT (the quit ())); 
_timer. SetSingleShot (true); 
_timer. Start (5 * 1000); 
_event_loop. The exec (); 

QByteArray response=reply - & gt; ReadAll (); 
QDebug () & lt; & lt;" The response "& lt; 

Return a.e xec (); 
}