author | hgs |
Fri, 11 Jun 2010 11:20:25 +0300 | |
changeset 26 | bcc434605a01 |
parent 0 | 1bce908db942 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include <centralrepository.h> |
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#include "datadepository.h" |
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CDataDepository::CDataDepository( CRepository* aRepository ) |
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{ |
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iRepository = aRepository; |
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} |
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CDataDepository::~CDataDepository( ) |
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{ |
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} |
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CDataDepository* CDataDepository::NewL( CRepository* aRepository ) |
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{ |
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CDataDepository* self = CDataDepository::NewLC( aRepository ); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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CDataDepository* CDataDepository::NewLC( CRepository* aRepository ) |
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{ |
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CDataDepository* self = new( ELeave ) CDataDepository( aRepository ); |
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CleanupStack::PushL( self ); |
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//self->ConstructL( ); |
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return self; |
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} |
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TUint32 CDataDepository::CreateNewTableKeyL( TUint aTableMask, TUint32 aFieldMask ) const |
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{ |
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const TInt KReserved = 1; |
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TUint32 newKey = 0; |
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RArray< TUint32 > keys; |
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CleanupClosePushL( keys ); |
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TInt err = iRepository->FindL( aTableMask, |
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aFieldMask, |
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keys ); |
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TInt keyCount = keys.Count( ); |
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if ( err == KErrNotFound ) |
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{ |
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newKey = aFieldMask + 1; |
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} |
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else |
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{ |
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User::LeaveIfError( err ); |
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if ( keyCount == 0 ) |
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{ |
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newKey = aFieldMask + 1; |
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} |
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else |
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{ |
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// Find the biggest key and increment it by one |
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keys.SortUnsigned( ); |
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TUint32 maxKey = aTableMask ^ keys[ keyCount - 1 ]; |
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newKey = aFieldMask + 1 + maxKey; |
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} |
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} |
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newKey |= aFieldMask; |
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newKey ^= aFieldMask; |
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|
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User::LeaveIfError( iRepository->Create( aTableMask | newKey, KReserved ) ); |
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CleanupStack::PopAndDestroy( &keys ); |
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return newKey; |
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} |
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|
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void CDataDepository::StoreL( const TUint32 aKey, const TInt aData ) |
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{ |
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User::LeaveIfError( |
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iRepository->StartTransaction( |
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CRepository::EConcurrentReadWriteTransaction ) ); |
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iRepository->CleanupCancelTransactionPushL( ); |
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|
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TInt tmp = 0; |
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if ( iRepository->Get( aKey,tmp ) == KErrNone ) |
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{ |
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// Update existing value |
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User::LeaveIfError( iRepository->Set( aKey, aData ) ); |
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} |
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else |
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{ |
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// Create new value |
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User::LeaveIfError( iRepository->Create( aKey, aData ) ); |
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} |
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TUint32 dummy; |
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User::LeaveIfError( iRepository->CommitTransaction( dummy ) ); |
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CleanupStack::Pop( ); // transaction |
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} |
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111 |
|
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void CDataDepository::StoreL( const TUint32 aKey, const TDesC8& aData ) |
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113 |
{ |
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User::LeaveIfError( |
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iRepository->StartTransaction( |
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CRepository::EConcurrentReadWriteTransaction ) ); |
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117 |
|
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iRepository->CleanupCancelTransactionPushL( ); |
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119 |
|
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TBuf8< 1 > tmp; |
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TInt err = iRepository->Get( aKey,tmp ); |
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if ( err == KErrNone || err == KErrOverflow ) |
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123 |
{ |
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// Update existing value |
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User::LeaveIfError( iRepository->Set( aKey, aData ) ); |
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} |
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127 |
else |
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128 |
{ |
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// Create new value |
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User::LeaveIfError( iRepository->Create( aKey, aData ) ); |
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} |
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TUint32 dummy; |
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User::LeaveIfError( iRepository->CommitTransaction( dummy ) ); |
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CleanupStack::Pop( ); // transaction |
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} |
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136 |
|
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TInt CDataDepository::Read( const TUint32 aKey, TInt& aData ) |
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138 |
{ |
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TInt err = KErrNotFound; |
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if ( iRepository->Get( aKey, aData ) == KErrNone ) |
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141 |
{ |
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err = KErrNone; |
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} |
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return err; |
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} |
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146 |
|
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TInt CDataDepository::ReadL( const TUint32 aKey, HBufC8** aData ) |
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148 |
{ |
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TInt err = KErrNotFound; |
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TBuf8< 1 > tmp; |
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TInt actualLength = 0; |
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TInt status = iRepository->Get( aKey,tmp,actualLength ); |
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153 |
|
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if ( ( status == KErrNone || status == KErrOverflow) && ( actualLength > 0 ) ) |
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155 |
{ |
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err = KErrNone; |
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HBufC8* buf = HBufC8::NewL( actualLength ); |
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CleanupStack::PushL( buf ); |
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TPtr8 ptr( buf->Des( ) ); |
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User::LeaveIfError( iRepository->Get( aKey,ptr ) ); |
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*aData = buf; |
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CleanupStack::Pop( buf ); |
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} |
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else |
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165 |
{ |
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*aData = KNullDesC8( ).AllocL( ); |
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} |
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return err; |
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} |
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170 |
|
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TInt CDataDepository::EraseL( TUint32 aTableMask, TUint32 aFieldTypeMask ) |
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172 |
{ |
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//find KDomain names |
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RArray< TUint32 > keys; |
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CleanupClosePushL( keys ); |
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176 |
|
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TInt err = iRepository->FindL( aTableMask, |
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aFieldTypeMask, |
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keys ); |
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if( err == KErrNone ) |
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181 |
{ |
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TInt count = keys.Count( ); |
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for ( TInt i = 0; i < count; i++ ) |
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184 |
{ |
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//delete setting |
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TUint32 key = keys[ i ]; |
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iRepository->Delete( keys[ i ] ); |
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} |
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} |
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CleanupStack::PopAndDestroy( &keys ); |
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return err; |
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192 |
} |