qt-everywhere-src-5.14.1/qtxmlpatterns/tests/auto/qxmlquery/NetworkOverrider.h

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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef NetworkOverrider_h
#define NetworkOverrider_h

#include <QtNetwork/QNetworkAccessManager>

/*!
 \class MessageSilencer
 \internal
 \since 4.5
 \brief A message handler for QXmlQuery that simply discards the messages, such
 that they aren't printed to \c stderr.
 */
class NetworkOverrider : public QNetworkAccessManager
{
public:
    NetworkOverrider(const QUrl &rewriteFrom,
                     const QUrl &rewriteTo);

    virtual QNetworkReply *createRequest(Operation op,
                                         const QNetworkRequest &req,
                                         QIODevice *outgoingData);
    bool isValid() const;

private:
    const QUrl m_rewriteFrom;
    const QUrl m_rewriteTo;
};

NetworkOverrider::NetworkOverrider(const QUrl &rewriteFrom,
                                   const QUrl &rewriteTo)
    : m_rewriteFrom(rewriteFrom)
    , m_rewriteTo(rewriteTo)
{
}

QNetworkReply *NetworkOverrider::createRequest(Operation op,
                                               const QNetworkRequest &req,
                                               QIODevice *outgoingData)
{
    QNetworkRequest newReq(req);

    if(req.url() == m_rewriteFrom)
        newReq.setUrl(m_rewriteTo);

    return QNetworkAccessManager::createRequest(op, newReq, outgoingData);
}

bool NetworkOverrider::isValid() const
{
    return m_rewriteFrom.isValid() && m_rewriteTo.isValid();
}
#endif