--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/metadataengine/server/src/mdsgarbagecollector.cpp Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,158 @@
+/*
+* Copyright (c) 2002-2009 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: Implementations of methods of CMdSGarbageCollector class*
+*/
+
+#include "mdsgarbagecollector.h"
+
+#include <e32svr.h> // RDebug
+
+CMdSGarbageCollector::CMdSGarbageCollector(MMdSGarbageCollectorObserver& aObserver)
+ : CActive( CActive::EPriorityLow ), iDelay(0), iNewDelay(0), iObserver( aObserver )
+ {
+ CActiveScheduler::Add( this );
+ }
+
+CMdSGarbageCollector::~CMdSGarbageCollector()
+ {
+ Cancel();
+ iTimer.Close();
+ }
+
+void CMdSGarbageCollector::ConstructL()
+ {
+ User::LeaveIfError( iTimer.CreateLocal() );
+ }
+
+CMdSGarbageCollector* CMdSGarbageCollector::NewL(MMdSGarbageCollectorObserver& aObserver)
+ {
+ CMdSGarbageCollector* self = CMdSGarbageCollector::NewLC(aObserver);
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+CMdSGarbageCollector* CMdSGarbageCollector::NewLC(MMdSGarbageCollectorObserver& aObserver)
+ {
+ CMdSGarbageCollector* self = new ( ELeave ) CMdSGarbageCollector(aObserver);
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+
+void CMdSGarbageCollector::Start( TInt aDelay )
+ {
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::Start - delay: %d"), aDelay );
+ #endif
+ if ( aDelay < 0 )
+ {
+ return;
+ }
+
+ const TInt KSecondsToMicroseconds = 1000000;
+ const TInt KMaxInterval = KMaxTInt / KSecondsToMicroseconds;
+
+ if( IsActive() )
+ {
+ if ( iNewDelay.Int() == 0 )
+ {
+ // check if interval is less or equal to 2147 seconds (35 minutes and 47 seconds)
+ if( aDelay <= KMaxInterval )
+ iNewDelay = aDelay * KSecondsToMicroseconds;
+ else
+ iNewDelay = KMaxTInt;
+ }
+ return;
+ }
+
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::Start(%d)"), aDelay ); // test
+ #endif
+
+ // check if interval is less or equal to 2147 seconds (35 minutes and 47 seconds)
+ if( aDelay <= KMaxInterval )
+ iDelay = aDelay * KSecondsToMicroseconds;
+ else
+ iDelay = KMaxTInt;
+
+ iTimer.After( iStatus, iDelay ); // start timer
+
+ SetActive();
+ }
+
+void CMdSGarbageCollector::RunL()
+ {
+ if( iStatus == KErrNone )
+ {
+ const TBool startAgain = iObserver.StartGarbageCollectionL();
+
+ if ( startAgain )
+ {
+ iTimer.After( iStatus, iDelay ); // start timer
+ SetActive();
+ }
+ else if ( iNewDelay.Int() > 0 )
+ {
+ iDelay = iNewDelay;
+ iNewDelay = 0;
+ iTimer.After( iStatus, iDelay ); // start timer
+ SetActive();
+ }
+ }
+ }
+
+void CMdSGarbageCollector::DoCancel()
+ {
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::DoCancel") );
+ #endif
+ iTimer.Cancel();
+ }
+
+#ifdef _DEBUG
+TInt CMdSGarbageCollector::RunError( TInt aError )
+ {
+#else
+TInt CMdSGarbageCollector::RunError( TInt /*aError*/ )
+ {
+#endif
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::RunError %d"), aError );
+ #endif
+ return KErrNone;
+ }
+
+void CMdSGarbageCollector::Pause()
+ {
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::Pause") );
+ #endif
+ DoCancel();
+ }
+
+void CMdSGarbageCollector::Resume()
+ {
+ #ifdef _DEBUG
+ RDebug::Print( _L("CMdSGarbageCollector::Resume") );
+ #endif
+
+ if( !IsActive() )
+ {
+ if ( iDelay.Int() > 0 )
+ {
+ iTimer.After( iStatus, iDelay ); // start timer
+ SetActive();
+ }
+ }
+ }