author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 10:12:18 +0200 | |
changeset 0 | 5e5d6b214f4f |
child 9 | 9fdee5e1da30 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 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: Implementation of storage manager |
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* |
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*/ |
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// INCLUDE FILES |
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#include "cvimpststorageserviceview.h" |
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#include <e32std.h> |
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#include "cvimpststoragemanager.h" |
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#include "tvimpststoragepanics.h" |
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#include "vimpstdebugtrace.h" |
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::InitialiseLibraryL |
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// Factory method that create the singleton instance of the storage manager |
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// ----------------------------------------------------------------------------- |
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// |
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void CVIMPSTStorageManager::InitialiseLibraryL() |
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{ |
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TRACE( T_LIT("CVIMPSTStorageManager::InitialiseLibraryL() begin") ); |
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//see whether there is an instance in the TLS |
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//if not create the instance and set the same in TLS |
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CVIMPSTStorageManager *sm = static_cast<CVIMPSTStorageManager*>( Dll::Tls() ); |
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if ( ! sm ) |
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{ |
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// no existing instance, create a new one |
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CVIMPSTStorageManager *manager = CVIMPSTStorageManager::NewL(); |
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sm = manager; |
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CleanupStack::PushL( manager ); |
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User::LeaveIfError( Dll::SetTls( static_cast<TAny*>( sm ) ) ); |
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CleanupStack::Pop( manager ); |
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} |
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TRACE( T_LIT("CVIMPSTStorageManager::InitialiseLibraryL() end") ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::Release |
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// Factory method to release the singleton instance of the storage manager |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CVIMPSTStorageManager::Release() |
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{ |
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TRACE( T_LIT("CVIMPSTStorageManager::Release() begin") ); |
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//if any instance in TLS get the same and delete it |
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CVIMPSTStorageManager *storage = static_cast<CVIMPSTStorageManager*>( Dll::Tls() ); |
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if ( storage ) |
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{ |
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delete storage; |
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Dll::SetTls( NULL ); |
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} |
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TRACE( T_LIT("CVIMPSTStorageManager::Release() end") ); |
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return KErrNone; |
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} |
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::Instance() |
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// ----------------------------------------------------------------------------- |
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// |
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CVIMPSTStorageManager& CVIMPSTStorageManager::Instance() |
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{ |
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//get the instance frm TLS and return the same |
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TRACE( T_LIT("CVIMPSTStorageManager::Instance() begin") ); |
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CVIMPSTStorageManager *storage = static_cast<CVIMPSTStorageManager*>( Dll::Tls() ); |
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__ASSERT_ALWAYS( storage, |
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User::Panic( KPanicCategory, KLIBNOTINITIALIZED ) ); |
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TRACE( T_LIT("CVIMPSTStorageManager::Instance() end") ); |
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return *storage; |
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} |
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::NewL |
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// ----------------------------------------------------------------------------- |
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// |
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CVIMPSTStorageManager* CVIMPSTStorageManager::NewL() |
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{ |
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TRACE( T_LIT("CVIMPSTStorageManager::NewL() begin") ); |
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//creates the instance |
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CVIMPSTStorageManager* self = new( ELeave ) CVIMPSTStorageManager; |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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TRACE( T_LIT("CVIMPSTStorageManager::NewL() end") ); |
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return self; |
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} |
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109 |
|
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::ConstructL |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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void CVIMPSTStorageManager::ConstructL() |
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116 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::ConstructL() begin") ); |
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TRACE( T_LIT("CVIMPSTStorageManager::ConstructL() end") ); |
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} |
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120 |
|
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121 |
|
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// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::~CVIMPSTStorageManager |
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// ----------------------------------------------------------------------------- |
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125 |
// |
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CVIMPSTStorageManager::~CVIMPSTStorageManager() |
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127 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::~CVIMPSTStorageManager() begin") ); |
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//release all the existing views |
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iServiceViewList.ResetAndDestroy(); |
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TRACE( T_LIT("CVIMPSTStorageManager::~CVIMPSTStorageManager() end") ); |
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132 |
} |
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133 |
|
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134 |
// ----------------------------------------------------------------------------- |
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135 |
// CVIMPSTStorageManager::CreateServiceViewL |
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// ----------------------------------------------------------------------------- |
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// |
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CVIMPSTStorageServiceView* CVIMPSTStorageManager::CreateServiceViewL( TUint32 aServiceId, |
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const TDesC& aStoreName, |
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const TDesC& aServiceName ) |
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141 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() begin") ); |
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//creates a new view based on the service id. |
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TInt index = KErrNotFound; |
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CVIMPSTStorageServiceView* serviceView = NULL; |
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146 |
|
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//check if the view already exists in the viewlist |
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index = FindServiceView(aServiceId); |
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if( KErrNotFound == index ) |
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150 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() service does not exit") ); |
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// service view is not found |
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// check if store name is valid create a service view for aServiceId |
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if( aStoreName.Length() ) |
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155 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() store name is valid") ); |
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serviceView = CVIMPSTStorageServiceView::NewL(aServiceId, |
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aStoreName, aServiceName); |
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iServiceViewList.Append(serviceView); |
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TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() new view created for serviceId = %d"),aServiceId ); |
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161 |
} |
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// if store name is not valid ,return NULL |
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163 |
} |
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164 |
else |
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165 |
{ |
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166 |
TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() service already exist = %d"),aServiceId ); |
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serviceView = iServiceViewList[ FindServiceView(aServiceId)]; |
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168 |
} |
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//return the extisting view from the viewlist |
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TRACE( T_LIT("CVIMPSTStorageManager::CreateServiceViewL() end") ); |
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return serviceView; |
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172 |
} |
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173 |
// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::FindServiceView |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CVIMPSTStorageManager::FindServiceView( TUint32 aServiceId) |
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178 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::FindServiceView() begin") ); |
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//search whether the view exists in the view list. |
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TInt index = KErrNotFound; |
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TInt count = iServiceViewList.Count(); |
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for(TInt i = 0; i < count; i++ ) |
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184 |
{ |
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if( aServiceId == iServiceViewList[ i ]->GetServiceId() ) |
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186 |
{ |
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TRACE( T_LIT("CVIMPSTStorageManager::FindServiceView() aServiceId found = %d") ,aServiceId ); |
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index = i; |
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break; |
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} |
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191 |
} |
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TRACE( T_LIT("CVIMPSTStorageManager::FindServiceView() end") ); |
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return index; |
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} |
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195 |
|
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196 |
|
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197 |
// ----------------------------------------------------------------------------- |
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// CVIMPSTStorageManager::RemoveServiceView |
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// ----------------------------------------------------------------------------- |
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200 |
// |
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void CVIMPSTStorageManager::RemoveServiceView( TUint32 aServiceId) |
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{ |
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TRACE( T_LIT("CVIMPSTStorageManager::RemoveServiceView() begin") ); |
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//searches and removes the view from the view list. |
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TInt index = FindServiceView(aServiceId); |
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if( index >= 0 ) |
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{ |
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TRACE( T_LIT("CVIMPSTStorageManager::RemoveServiceView() aServiceId found = %d") ,aServiceId ); |
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//view exists, so delete and remove the same |
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CVIMPSTStorageServiceView* serviceView = iServiceViewList[ index ]; |
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iServiceViewList.Remove( index ); |
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delete serviceView; |
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iServiceViewList.Compress(); |
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} |
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TRACE( T_LIT("CVIMPSTStorageManager::RemoveServiceView() end") ); |
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} |
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|
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// End of File |