--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/presencecache/presencecachesymbian/presencecacheserver2/src/presencecacheexpiry.cpp	Fri Jun 11 13:29:23 2010 +0300
@@ -0,0 +1,117 @@
+/*
+* Copyright (c) 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:  
+*
+*/
+
+// INCLUDE FILES
+#include    "presencecacheexpiry.h"
+#include    "presencecachebuddystore.h"
+#include    "presencecacheserver.h"
+#include    "presencecachesession.h"
+#include    "mpresencebuddyinfo2.h"
+#include    "presencecacheservicestore.h"
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CPresenceCacheExpiry::CPresenceCacheExpiry
+// -----------------------------------------------------------------------------
+//
+inline CPresenceCacheExpiry::CPresenceCacheExpiry(
+        CPresenceCacheServer& aServer )
+: iAsyncCallBack( TCallBack( CPresenceCacheExpiry::ExpiryCheck, this ),
+        CActive::EPriorityIdle),
+  iServer( aServer )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CPresenceCacheExpiry::NewL
+// -----------------------------------------------------------------------------
+//
+CPresenceCacheExpiry* CPresenceCacheExpiry::NewL(
+        CPresenceCacheServer& aServer )
+    {
+    return new( ELeave ) CPresenceCacheExpiry(aServer);
+    }
+
+
+// Destructor
+CPresenceCacheExpiry::~CPresenceCacheExpiry()
+    {
+    iAsyncCallBack.Cancel();
+    }
+
+// -----------------------------------------------------------------------------
+// CPresenceCacheExpiry::ExpiryCheck
+// -----------------------------------------------------------------------------
+//
+TInt CPresenceCacheExpiry::ExpiryCheck(TAny *aPtr)
+    {
+    CPresenceCacheExpiry* self = static_cast<CPresenceCacheExpiry*>(aPtr);
+    TRAP_IGNORE(self->DoExpiryCheckL());
+    return EFalse;
+    }
+
+// -----------------------------------------------------------------------------
+// CPresenceCacheExpiry::NotifySubscribersL
+// -----------------------------------------------------------------------------
+//
+void CPresenceCacheExpiry::NotifySubscribersL( 
+        CPresenceCacheBuddyStore& aBuddyStore )
+    {
+    RPointerArray<CPresenceCacheSession> sessions = 
+            aBuddyStore.GetSubscribedSessions();
+    const TInt sessionCount( sessions.Count() );
+    MPresenceBuddyInfo2* buddyInfoTemp =  MPresenceBuddyInfo2::NewLC();
+    buddyInfoTemp->SetIdentityL( aBuddyStore.BuddyId() );
+    
+    for( TInt i = 0 ; i < sessionCount ; ++i )
+        {
+        CPresenceCacheSession* session = sessions[i];
+        if (iServer.SessionExists(session))
+            {
+            session->NotifyPresenceChangeL( buddyInfoTemp );
+            }
+        }
+    CleanupStack::PopAndDestroy(); // buddyInfoTemp
+    }
+
+// -----------------------------------------------------------------------------
+// CPresenceCacheExpiry::DoExpiryCheckL
+// -----------------------------------------------------------------------------
+//
+void CPresenceCacheExpiry::DoExpiryCheckL()
+    {
+    RPointerArray<CPresenceCacheServiceStore>& presenceCache = 
+            iServer.iPresenceCache;
+    
+    RPointerArray<CPresenceCacheBuddyStore> buddyStores;
+    
+    const TInt serviceCount(presenceCache.Count());
+    for( TInt i = 0 ; i < serviceCount ; ++i )
+        {
+        presenceCache[i]->RemoveExpiredBuddyInfos( buddyStores );
+        }
+    
+    const TInt buddyStoreCount( buddyStores.Count() );
+    for( TInt i = 0 ; i < buddyStoreCount ; ++i )
+        {
+        NotifySubscribersL( *( buddyStores[i] ) );
+        }
+    }
+
+//  End of File