--- a/emailservices/emailstore/base_plugin/src/nestedao.cpp Fri Jul 09 12:17:13 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,123 +0,0 @@
-/*
-* Copyright (c) 2010 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: Implementation of a nested active object used to handle deletion
-* of large number of messages by breaking them into smaller chunks
-*
-*/
-
-// Include Files
-//
-
-
-#include "nestedao.h"
-#include "baseplugindelayedops.h"
-#include "baseplugindelayedopsprivate.h"
-
-//Class CNestedAO
-
-// --------------------------------------------------------------------------
-// CNestedAO::NewL
-// ------------
-CNestedAO* CNestedAO::NewL( MDeletionHandler& aDeletionHandler )
- {
- CNestedAO* self = new(ELeave) CNestedAO( aDeletionHandler );
- CleanupStack::PushL( self );
- self->ConstructL();
- CleanupStack::Pop( self );
- return self;
- }
-// --------------------------------------------------------------------------
-// CNestedAO::CNestedAO
-// ------------
-CNestedAO::CNestedAO( MDeletionHandler& aDeletionHandler )
- : CTimer( EPriorityIdle ), iDeletionHandler( aDeletionHandler ), iRc( KErrNone )
- {
- }
-// --------------------------------------------------------------------------
-// CNestedAO::ConstructL()
-// ------------
-void CNestedAO::ConstructL()
- {
- CTimer::ConstructL();
- iNestedWait = new( ELeave ) CActiveSchedulerWait();
- CActiveScheduler::Add( this );
- }
-// --------------------------------------------------------------------------
-// CNestedAO::~CNestedAO
-// ------------
-CNestedAO::~CNestedAO()
- {
- Cancel();
- delete iNestedWait;
- }
-// --------------------------------------------------------------------------
-// CNestedAO::DeleteMessagesAsync
-// Used to delete messages asynchronously
-// Deleting a small number of messages at a time
-// ------------
-void CNestedAO::DeleteMessagesAsync()
- {
- iDeletionIndex = 0;
- After( KWaitIntervalInMicroSecs ); //to invoke RunL after 100 microseconds
- iNestedWait->Start();
- }
-// --------------------------------------------------------------------------
-// CNestedAO::DoCancel
-// ------------
-void CNestedAO::DoCancel()
- {
- iRc = KErrCancel;
- Stop();
- }
-// --------------------------------------------------------------------------
-// CNestedAO::RunL
-// ------------
-void CNestedAO::RunL()
- {
- iRc = iStatus.Int();
- if ( iStatus.Int() == KErrNone )
- {
- TBool done = iDeletionHandler.DeleteMessagesInChunksL( iDeletionIndex );
- if( !done )
- {
- //Increment deletionidex
- iDeletionIndex+=KSizeOfChunk;
- After( KWaitIntervalInMicroSecs );
- }
- else
- {
- Stop();
- }
- }
- else
- {
- Stop();
- }
- }
-
-// --------------------------------------------------------------------------
-// CNestedAO::Stop
-// Stops the scheduler from running
-// Called after all messages are processed
-// or in error condition
-// ------------
-void CNestedAO::Stop()
- {
- if( iNestedWait->IsStarted() )
- {
- // Stop the nested active scheduler (flow-of-control will pick up immediately following the
- // call to iWait.Start().
- iNestedWait->AsyncStop();
- } // end if
- }