1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // cmtpdeltadatamgr.h

    15 // 

    16 //

    17 

    18 /**

    19  @file

    20  @publishedPartner

    21  @released

    22 */

    23 

    24 

    25 #ifndef CMTPDELTADATAMGR_H

    26 #define CMTPDELTADATAMGR_H

    27 

    28 #include "mtpdebug.h"

    29 

    30 #include <e32base.h>

    31 #include <d32dbms.h>

    32 #include "dbutility.h"

    33 #include "mtpframeworkconst.h"

    34 #include <mtp/cmtptypearray.h>

    35 #include <mtp/tmtptypeuint128.h>

    36 class RDbDatabase;

    37 class TMTPTypeUint32;

    38 

    39 class CMtpDeltaDataMgr : public CBase

    40 {

    41 private:

    42     CMtpDeltaDataMgr (RDbDatabase& aDatabase);

    43     void ConstructL();

    44     

    45 

    46 public:    

    47     static CMtpDeltaDataMgr* NewL(RDbDatabase& aDatabase);

    48     ~CMtpDeltaDataMgr();

    49     /**

    50     The enumeration for operations on file .

    51     */

    52     enum TOpCode

    53     {

    54     EAdded=0,

    55     EDeleted=1,

    56     EModified=2,

    57     }; 

    58     

    59     /**

    60     updates the delta data table with the params , if the suid identifier param passesd is

    61     a not found in the table a new entry will be created with opcode as EAdded.

    62     */

    63     void UpdateDeltaDataTableL(TInt64 aSuidId, TOpCode aOpCode);

    64     

    65     IMPORT_C void CreateDeltaDataTableL();

    66     IMPORT_C void CreateAnchorIdTableL();

    67     IMPORT_C void InsertAnchorIdL(TInt aAnchorId, TInt aIdentifier);

    68     IMPORT_C void UpdateAnchorIdL(TInt aAnchorId, TInt aIdentifier);

    69     IMPORT_C TInt GetAnchorIdL(TInt aIdentifier);

    70     IMPORT_C void UpdatePersistentIndexL(TInt aCurindex, TInt aIdentifier);

    71     IMPORT_C TInt GetPersistentIndexL(TInt aIdentifier);

    72     

    73     IMPORT_C TInt GetAddedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aAddedPuidIdArray);

    74     IMPORT_C TInt GetDeletedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aDeletedPuidIdArray);

    75     IMPORT_C TInt GetModifiedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aModifiedPuidIdArray);

    76     IMPORT_C TInt GetChangedPuidsL(TInt aMaxArraySize, TInt &aPosition, CMTPTypeArray& aModifiedPuidIdArray, CMTPTypeArray& aDeletedPuidArray);    

    77     

    78     IMPORT_C void ResetMTPDeltaDataTableL();

    79 

    80 private: // Not owned

    81 

    82     RDbDatabase& iDatabase; 

    83     TBuf<KMTPMaxSqlStatementLen>    iSqlStatement;

    84     RArray <TMTPTypeUint128> iSuidIdArray;

    85    

    86     RDbView iView;

    87     TBool iNeedToSendMore;

    88     TInt iTotalRows;    

    89     RDbTable iDeltaTableBatched;

    90     RDbTable iAnchorTableBatched;

    91    /**

    92     FLOGGER debug trace member variable.

    93     */

    94     __FLOG_DECLARATION_MEMBER_MUTABLE;

    95 };

    96 

    97 #endif // CMTPDELTADATAMGR_H