////  NetworkAccessManager.h//  libraries/networking/src////  Created by Clement on 7/1/14.//  Copyright 2014 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #ifndef hifi_NetworkAccessManager_h#define hifi_NetworkAccessManager_h #include <QtNetwork/QNetworkAccessManager>#include <QtNetwork/QNetworkRequest>#include <QtQml/QQmlNetworkAccessManagerFactory> /// Wrapper around QNetworkAccessManager to restrict at one instance by threadclass NetworkAccessManager : public QNetworkAccessManager {    Q_OBJECTpublic:    static QNetworkAccessManager& getInstance();protected:    NetworkAccessManager(QObject* parent = Q_NULLPTR) : QNetworkAccessManager(parent) {}    virtual QNetworkReply* createRequest(Operation op, const QNetworkRequest& request, QIODevice* device = Q_NULLPTR) override;}; #endif // hifi_NetworkAccessManager_h