/**

   This file is part of CWRT package **

   Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). **

   This program is free software: you can redistribute it and/or modify

   it under the terms of the GNU (Lesser) General Public License as 

   published by the Free Software Foundation, version 2.1 of the License. 

   This program is distributed in the hope that it will be useful, but

   WITHOUT ANY WARRANTY; without even the implied warranty of 

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 

   (Lesser) General Public License for more details. You should have 

   received a copy of the GNU (Lesser) General Public License along 

   with this program. If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef HTTPDOWNLOADBACKEND_H

#define HTTPDOWNLOADBACKEND_H

#include "downloadbackend.h"

#include "dmcommon.h"

// forward declarations

class DownloadCore;

class ClientDownload;

class DownloadStore;

class HttpDownloadBackendPrivate;

// class declaration

// concrete download implementation class for normal http downloads

class HttpDownloadBackend : public DownloadBackend

{

    DM_DECLARE_PRIVATE(HttpDownloadBackend); // private implementation

public:

    HttpDownloadBackend(DownloadCore *dlCore, ClientDownload *dl, DownloadStore* store);

    ~HttpDownloadBackend();

    // overloaded function for resuming download

    int resume();

    // overloaded function for storing the data

    void store(QByteArray data, bool lastChunk=false);

    // overloaded function for deleting the storage

    void deleteStore();

    // overloaded function which returns the stored data size

    qint64 storedDataSize();

    // fetches the attributes

    QVariant getAttribute(DownloadAttribute attr);

    // sets the attributes

    int setAttribute(DownloadAttribute attr, const QVariant& value);

public slots:

    void headerReceived();

};

#endif