1 // Copyright (c) 2010 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 //

    15 #include "ccsbackuphandler.h"

    16 #include <e32base.h>

    17 #include <e32property.h>

    18 #include <connect/sbdefs.h>

    19 #include "ccsserver.h"

    20 #include "ccsdebug.h"

    21 

    22 _LIT(KDbFileNamePath,"c:\\private\\10281e17\\[2002A542]conversations.db");

    23 

    24 

    25 // ========================== Member Functions ===============================

    26 

    27 // ----------------------------------------------------------------------------

    28 // CCsBackUpHandler::NewL 

    29 // ----------------------------------------------------------------------------

    30 CCsBackUpHandler* CCsBackUpHandler::NewL(CCsServer& aServer)

    31 {

    32     PRINT ( _L("Enter CCsBackUpHandler::NewL") );

    33     CCsBackUpHandler* self = new (ELeave) CCsBackUpHandler(aServer);

    34     CleanupStack::PushL(self);

    35     self->ConstructL();

    36     CleanupStack::Pop(self);

    37     PRINT ( _L("Exit CCsBackUpHandler::NewL") );

    38     return (self);

    39     

    40 }

    41 

    42 // ----------------------------------------------------------------------------

    43 // CCsBackUpHandler::CCsBackUpHandler 

    44 // ----------------------------------------------------------------------------

    45 CCsBackUpHandler::CCsBackUpHandler(CCsServer& aServer): iServer(aServer)

    46 {

    47 }

    48 

    49 // ----------------------------------------------------------------------------

    50 // CCsBackUpHandler::~CCsBackUpHandler 

    51 // destructor

    52 // ----------------------------------------------------------------------------

    53 CCsBackUpHandler::~CCsBackUpHandler()

    54 {

    55     // Unregister ourselves with backup server

    56     if (iBackup) 

    57     {

    58         iBackup->DeregisterFile(iFileName);

    59         delete iBackup;

    60     }

    61 }

    62 

    63 // ----------------------------------------------------------------------------

    64 // CCsBackUpHandler::ConstructL 

    65 // The 2-phase constructor

    66 // ----------------------------------------------------------------------------

    67 void CCsBackUpHandler::ConstructL()

    68 {

    69     PRINT ( _L("Enter CCsBackUpHandler::ConstructL") );

    70     iFileName = KDbFileNamePath;

    71     // Create backup session

    72     iBackup = CBaBackupSessionWrapper::NewL();

    73     // Register with the backup server

    74     iBackup->RegisterFileL(iFileName, *this);

    75     PRINT ( _L("Exit  CCsBackUpHandler::ConstructL 2") );

    76     PRINT1 ( _L("KDbFileNamePath: %S"), &iFileName);

    77 }

    78 

    79 // ----------------------------------------------------------------------------

    80 // CCsBackUpHandler::ChangeFileLockL 

    81 // Call back from the backup engine observer when a backup/restore is taking place

    82 // ----------------------------------------------------------------------------

    83 void CCsBackUpHandler::ChangeFileLockL(const TDesC& aFileAffected, TFileLockFlags aFlags)

    84 {

    85     PRINT1 ( _L("ChangeFileLockL: %d"), aFlags);

    86     PRINT1 ( _L("ChangeFileLockL affected file : %S"), &aFileAffected);

    87     switch (aFlags) {

    88     case ETakeLock:

    89     {

    90         OpenConversationsDbL();

    91         break;

    92     }

    93     case EReleaseLockNoAccess:    

    94     case EReleaseLockReadOnly:

    95     {

    96         CloseConversationsDbL();

    97         break;

    98     }

    99     default:

   100     {

   101         __ASSERT_DEBUG(EFalse,User::Invariant());

   102         break;

   103     }

   104     }

   105 }

   106 

   107 // ----------------------------------------------------------------------------

   108 // CCsBackUpHandler::CloseConversationsDbL 

   109 // Unloads the plugins, so that the DB handle is closed

   110 // ----------------------------------------------------------------------------

   111 void CCsBackUpHandler::CloseConversationsDbL()

   112 {

   113     iServer.DeletePlugins();

   114 }

   115 

   116 // ----------------------------------------------------------------------------

   117 // CCsBackUpHandler::OpenConversationsDbL 

   118 // Loads the plugins, so that the DB handle is again opened

   119 // ----------------------------------------------------------------------------

   120 void CCsBackUpHandler::OpenConversationsDbL()

   121 {

   122     iServer.LoadPlugins();

   123 }