QNAM HTTP Pipelining

HTTP Pipelining should improve the performance of HTTP requests
for high latency network links. Since some servers/proxies could
have problems with it, it is disabled by default.
Set the HttpPipeliningAllowed attribute of a QNetworkRequest
to enable it for that request.

Reviewed-by: Thiago

1 files changed, 9 insertions, 0 deletions

diff --git a/demos/browser/networkaccessmanager.h b/demos/browser/networkaccessmanager.h
index 381cb50..4c4603e 100644
--- a/demos/browser/networkaccessmanager.h
+++ b/demos/browser/networkaccessmanager.h
@@ -43,6 +43,7 @@
 #define NETWORKACCESSMANAGER_H
 
 #include <QtNetwork/QNetworkAccessManager>
+#include <QtNetwork/QNetworkRequest>
 
 class NetworkAccessManager : public QNetworkAccessManager
 {
@@ -51,6 +52,14 @@ class NetworkAccessManager : public QNetworkAccessManager
 public:
     NetworkAccessManager(QObject *parent = 0);
 
+    // this is a temporary hack until we properly use the pipelining flags from QtWebkit
+    // pipeline everything! :)
+    virtual QNetworkReply* createRequest ( Operation op, const QNetworkRequest & req, QIODevice * outgoingData = 0 ) {
+        QNetworkRequest request = req; // copy so we can modify
+        request.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);
+        return QNetworkAccessManager::createRequest(op, request, outgoingData);
+    }
+
 private:
     QList<QString> sslTrustedHostList;