diff -r 000000000000 -r e6b17d312c8b imservices/imfeatureplugin/srcimdatamodel/imdatacacheimp.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imservices/imfeatureplugin/srcimdatamodel/imdatacacheimp.cpp	Thu Dec 17 08:54:49 2009 +0200
@@ -0,0 +1,171 @@
+/*
+* Copyright (c) 2007 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:  IM Service Connection data cache implementation.
+ *
+*/
+
+
+#include <badesca.h>
+#include <e32cmn.h>
+
+#include "imdatacacheimp.h"
+//#include "ximpidentityimp.h"
+//#include "ximpobjecthelpers.h"
+#include "ximphost.h"
+//#include "ximppsccontext.h"
+//#include "ximpoperationdefs.h"
+#include "ximpapieventbase.h"
+//#include "ximptrace.h"
+#include "conversationsubscriptionitem.h"
+#include "imconversationeventimp.h"
+
+// ---------------------------------------------------------------------------
+// CImDataCache::CImDataCache()
+// ---------------------------------------------------------------------------
+//
+CImDataCache::CImDataCache( MXIMPHost& aHost )
+:iHost( aHost )
+    {
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::ConstructL()
+// ---------------------------------------------------------------------------
+//
+void CImDataCache::ConstructL()
+    {
+      
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::NewL()
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CImDataCache* CImDataCache::NewL( MXIMPHost& aHost )
+    {
+  	CImDataCache* self = new( ELeave ) CImDataCache( aHost );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self; 
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::~CImDataCache()
+// ---------------------------------------------------------------------------
+//
+CImDataCache::~CImDataCache()
+    {
+
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::RemoveMe
+// ---------------------------------------------------------------------------
+//
+template< class Type >
+EXPORT_C void CImDataCache::RemoveMe( Type*& aItem, Type* aChild )
+    {
+    if( aChild == aItem )
+        {
+        aItem = NULL;
+        }
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::AddEventL
+// ---------------------------------------------------------------------------
+//
+void CImDataCache::AddEventL( CXIMPApiEventBase& aEvent, MXIMPPscContext* aContext )
+    {
+    iHost.AddEventL( aEvent, aContext );
+    }
+
+// ---------------------------------------------------------------------------
+// CImDataCache::RegisterExpiringItemL
+// ---------------------------------------------------------------------------
+//
+void CImDataCache::RegisterExpiringItemL( CXIMPSubscriptionItemBase* /*aExpireItem*/ )
+    {
+    
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::UnregisterExpiringItemL
+// ---------------------------------------------------------------------------
+//
+void CImDataCache::UnregisterExpiringItem( CXIMPSubscriptionItemBase* /*aExpireItem*/ )
+    {
+ 
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::ItemLC
+// ---------------------------------------------------------------------------
+//
+template< class Type >
+Type& CImDataCache::ItemLC( Type*& aItem )
+    {
+   if( !aItem )
+        {
+        aItem = Type::NewLC( *this );
+        }
+    else
+        {
+        User::LeaveIfError( aItem->Open() );
+        CleanupClosePushL( *aItem );
+        }
+	return *aItem;
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::CleanResources
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CImDataCache::CleanResources( MXIMPPscContext& /*aContext*/ )
+    {
+
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::CleanExpired
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CImDataCache::CleanExpired()
+    {
+    
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::RemoveMe
+// ---------------------------------------------------------------------------
+//    
+void CImDataCache::RemoveMe( CConversationSubscriptionItem* aChild )
+    {
+   RemoveMe< CConversationSubscriptionItem >( 
+                                    iConversationSubscriptionItem, aChild ); 
+    }
+// ---------------------------------------------------------------------------
+// CImDataCache::ConversationSubscriptionItemLC
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CConversationSubscriptionItem& CImDataCache::ConversationSubscriptionItemLC()
+    {
+    return ItemLC< CConversationSubscriptionItem >( iConversationSubscriptionItem );
+    }
+    
+TAny* CImDataCache::GetInterface(TInt aInterfaceId)  
+	{
+		if(aInterfaceId == IM_ITEM_PARENT)
+			{
+			return static_cast<MXIMPIMItemParent*>(this) ;	
+			}
+		else
+			{
+			User::Panic( _L("CXIMPIMCache"), KErrExtensionNotSupported );
+			}
+		return NULL ;
+	}
+
+// End of file