--- a/cmmanager/cmmgr/Framework/Src/cmtransactionhandler.cpp Fri Apr 16 15:21:37 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,188 +0,0 @@
-/*
-* Copyright (c) 2006 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: Common transaction handler of framework and plugins.
-*
-*/
-
-#include <e32std.h>
-#include <e32base.h>
-
-#include "cmlogger.h"
-#include "cmmanagerimpl.h"
-#include "cmtransactionhandler.h"
-
-using namespace CommsDat;
-
-const TUint32 KMaxOpenTransAttempts = 10;
-const TUint32 KRetryAfter = 100000;
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::NewL
-// ---------------------------------------------------------------------------
-//
-CCmTransactionHandler* CCmTransactionHandler::NewL( CMDBSession& aDb )
- {
- CCmTransactionHandler* self = new (ELeave) CCmTransactionHandler( aDb );
- CleanupStack::PushL( self );
- self->ConstructL();
- CleanupStack::Pop( self ); // self
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::CCmTransactionHandler
-// ---------------------------------------------------------------------------
-//
-CCmTransactionHandler::CCmTransactionHandler( CMDBSession& aDb )
- : iDb( aDb )
- {
- CLOG_CREATE;
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::ConstructL
-// ---------------------------------------------------------------------------
-//
-void CCmTransactionHandler::ConstructL()
- {
- TRAPD( err, CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl ) );
-
- if( !err )
- {
- iProtectionFlag = ECDProtectedWrite;
- }
- else
- {
- iProtectionFlag = 0;
- }
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::~CCmTransactionHandler
-// ---------------------------------------------------------------------------
-//
-CCmTransactionHandler::~CCmTransactionHandler()
- {
- CLOG_CLOSE;
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::OpenTransactionLC
-// ---------------------------------------------------------------------------
-//
-void CCmTransactionHandler::OpenTransactionLC( TBool aSetAttribs )
- {
- LOGGER_ENTERFN( "CCmTransactionHandler::OpenTransactionL" );
-
- ++iRefCount;
- CLOG_WRITE_1( "Refs: [%d]", iRefCount );
-
- // To call ::Close() on leave
- CleanupClosePushL( *this );
-
- // We don't have parent destination -> Session is opened only once
- if( !iDb.IsInTransaction() )
- {
- TInt err( KErrNone );
- TUint32 attempts( KMaxOpenTransAttempts );
-
- do
- {
- CLOG_WRITE( "Opening" );
- TRAP( err, iDb.OpenTransactionL() );
- CLOG_WRITE_1( "Error: [%d]", err );
-
- if( err )
- {
- User::After( KRetryAfter );
- }
- }while( err && attempts-- );
-
- User::LeaveIfError( err );
-
- if( aSetAttribs )
- {
- iDb.SetAttributeMask( ECDHidden | iProtectionFlag );
- }
- }
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::CommitTransactionL
-// ---------------------------------------------------------------------------
-//
-void CCmTransactionHandler::CommitTransactionL( TInt aError )
- {
- LOGGER_ENTERFN( "CCmTransactionHandler::CommitTransactionL" );
-
- --iRefCount;
- CLOG_WRITE_1( "ref: [%d]", iRefCount );
- CLOG_WRITE_1( "Error: [%d]", aError );
-
- CleanupStack::Pop( this );
-
- if( !iRefCount )
- {
- if( aError )
- {
- iDb.RollbackTransactionL();
- }
- else
- {
- iDb.CommitTransactionL();
- }
-
- iDb.ClearAttributeMask( ECDHidden | ECDProtectedWrite );
- }
- }
-
-// ---------------------------------------------------------------------------
-// CCmTransactionHandler::Close
-// ---------------------------------------------------------------------------
-//
-void CCmTransactionHandler::Close()
- {
- LOGGER_ENTERFN( "CCmTransactionHandler::Close" );
-
- if( 0 == iRefCount )
- {
- CLOG_WRITE( "No active transaction. Do nothing" );
- return;
- }
-
- if( !iDb.IsInTransaction() )
- // Sometimes CommsDat closes the transaction
- // on its own decision w/o any notification or reaseon.
- // e.g. when you try to delete a non-existing record.
- // It leaves with KErrNotFound, but rolls back the transaction.
- {
- CLOG_WRITE( "CommsDat already rolled back transaction. :(((" );
- iRefCount = 0;
- }
- else
- {
- --iRefCount;
- CLOG_WRITE_1( "ref: [%d]", iRefCount );
-
- if( !iRefCount )
- {
- iDb.ClearAttributeMask( ECDHidden | ECDProtectedWrite );
-
- if( iDb.IsInTransaction() )
- {
- TRAP_IGNORE( iDb.RollbackTransactionL() );
- }
- }
- }
- }