/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Header file for CScrBackupUtil class

*

*/

#ifndef JAVASCRBACKUPUTIL_H_

#define JAVASCRBACKUPUTIL_H_

#include <e32base.h>

#include <s32strm.h>

#include <f32file.h> 

#include <e32cmn.h>

#include <s32mem.h>

#include <S32BUF.H>  

#include <mw/usif/usifcommon.h>

#include <mw/usif/scr/scr.h>

#include <mw/usif/scr/screntries.h>

#include <mw/usif/scr/appreginfo.h> //for TAppCaption

#include <e32lang.h>

#include <string>

#include <vector>

namespace java

    {

namespace  backup

    {

class CScrBackupUtil : public CBase

    {

public:

    static CScrBackupUtil* NewL();

    ~CScrBackupUtil();

    static CScrBackupUtil* NewLC();

    /*

     * filling the data with the SCR value one by one 

     */

    void BackupScrDataL(RDesWriteStream& aStream, TBool& aBackupNotFinished, TInt& aBufferSpaceLeft);

    void GetComponentInfoL(Usif::TComponentId aComponentId,RDesWriteStream& aStream);

    void WriteToActualStream(RDesWriteStream& aStream);

    void RestoreScrDataL(RDesReadStream& aStream, TInt& aRestoreState, TInt& aBufferSpaceLeft);

    void SetDataInScrL(TUid aUid ,RDesReadStream& aStream);

private: //fun

    void ConstructL();

    void ConnectScrL();

    void writeRemainingData();

    void RegisterApplicationL(TInt aComponentId, TUid aAppUid,

            Usif::TAppCaption aAppName, TDesC aIconFilename, TInt aNumberOfIcons,

            TLanguage aLanguages);

    template <typename T>

    TInt ComputeSizeL(const T &aObject);

    void ExtractUidAndComponentIdL(RArray<Usif::TComponentId>& componentIds,RArray<TInt>& uids,TInt& ComponentsCount);   

    Usif::TComponentId RegisterComponentL(Usif::CComponentEntry& aEntry ,TUid aUid,TPtr aMidletInfoUrl, TPtr aMidletDescription, TPtr8 aMidletDeletionConformation,TPtr aDownloadUrl,TInt64 aMediaId,TPtr aDomainCatogary , TPtr aSettingValue,RPointerArray<HBufC>& aComponentFilesArray, TBool aIsComponentPresent,RPointerArray<Usif::CLocalizableComponentInfo>& aLocalizableComponentInfoArray);

    CScrBackupUtil();

private://members

     enum TState

         {

         EIsFetchCompleteInfo,

         EIsWriteCompleteInfo

         };

     TState iState;

     HBufC8* iRemainingInfo;

     // to check if the previous attribte claims that he cant 

     //write in stream because of space so all other attribute 

     //down the lane should be in the remaining info buffer to maintain the sequence

     TBool iIsToWriteInStream;

     TBool iBufferToWriteNextTime;

     TBool iWriteToStream;

    TInt i ;

    TInt iLengthOfString;

    Usif::RSoftwareComponentRegistry* iScr;

    RArray<Usif::TComponentId> iComponentIds;

    RArray<TInt> iUids;

    RArray<TInt> iPresentUids;

    TInt iNumberOfComponents;

    TInt iBufferSpaceLeft;

    TInt iRemainingBuffer;

    TPtr8 iPtrToWriteBuffer;

    TBool iIsFristCall;

    };

// Helper class pass the info of midlet with in midletSuite 

class CAppInfo : public CBase

    {

public:

    static CAppInfo* NewL();

    ~CAppInfo();

    static CAppInfo* NewLC();

    void ConstructL();

    void Set(TLanguage language,TUid appUid,Usif::TAppCaption caption,TDesC& appIcon,TInt aNoOfIcons);

    TLanguage GetLanguage();

    TUid GetAppUid();

    Usif::TAppCaption GetCaption();

    HBufC* GetAppIcon();

    TInt NoOfIcons();

protected:

    CAppInfo();

private:

    TLanguage iLanguage;

    TUid iAppUid;

    Usif::TAppCaption iCaption;

    HBufC* iAppIcon;

    TInt iNoOfIcons;

    };

class CJavaBackupEntries : public CBase

    {

public:

    ~CJavaBackupEntries();

    static CJavaBackupEntries* NewL(Usif::TComponentId aId); 

    static CJavaBackupEntries* NewLC(Usif::TComponentId aId);

    //used to get the below info

    /*

     * will get all the entries in this API

     * called when restoring

     */

    void GetEntries();

    /*

     * to set all the entries

     * 

     */

    void SetEntries();

private :

    void ConstructL(Usif::TComponentId aId);

private:

            //check if this duplication can be removed as the same variable is in ccomponentEntry

    Usif::TComponentId iComponentId;   ///< The unique id of the software component.

            //HBufC* iName;                ///< Name of the software component.

            //HBufC* iVendor;              ///< Vendor of the software component.

            //HBufC* iSwType;              ///< Software type name of the component.

            //HBufC* iGlobalId;            ///< Globally unique component identifier.

            //TBool iRemovable;            ///< Whether the component is removable.

            //TInt64 iSize;                ///< The total size of the component at installation time in bytes.

            //TScomoState iScomoState;     ///< SCOMO state of the component.

            //TDriveList iInstalledDrives; ///< The set of drives that files for the software component were installed to.

            //HBufC* iVersion;             ///< Version identifier of the software component

                //HBufC* iInstallTime;         ///< The install time of the component. 

            //TBool iDrmProtected;         ///< Whether the component is DRM protected.

                //TBool iHidden;               ///< Whether the component is hidden in the list of installed components.

            //TBool iKnownRevoked;         ///< Whether the component has been revoked.

            //TBool iOriginVerified;       ///< Whether the installer has verified the originator of the component.

            // TODO Can we keep a pointer here 

    Usif::CComponentEntry iEntries;

            TBool iIsComponentPresent;

            // component property

            TInt  iMidletSuitId;

            HBufC *iMidletInfoUrl;

            HBufC *iMidletDescription;

            TBool iMidletDeletetionConfirmation; // Didnt got any thing for it 

            HBufC *iMidletDownloadUrl;

            HBufC *iDomainCatagory;// didnt got any thing for it 

            TInt iMediaId;

            //addtion to CcomponentEntry Class

            RPointerArray<Usif::CLocalizableComponentInfo> &iCompLocalizedInfoArray;

            Usif::RSoftwareComponentRegistry *iScr;

    };

   }

   }

#endif /* JAVASCRBACKUPUTIL_H_ */