diff -r cad71a31b7fc -r e36f3802f733 speechsrv_plat/vas_api/inc/nssvasmvasdbeventnotifier.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/speechsrv_plat/vas_api/inc/nssvasmvasdbeventnotifier.h	Wed Sep 01 12:29:17 2010 +0100
@@ -0,0 +1,57 @@
+/*
+* Copyright (c) 2002 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:  MNssVASDBEventNotifier is the interface class for clients to add 
+*				 or remove observers to the VAS database. 
+*
+*/
+
+
+#ifndef NSSMVASDBEVENTNOTIFIER_H
+#define NSSMVASDBEVENTNOTIFIER_H
+
+//  INCLUDES
+#include <nssvascoreconstant.h>
+#include <nssvasmvasdatabaseobserver.h>
+
+
+// CLASS DECLARATION
+
+/**
+*  MNssVASDBEventNotifier is the interface class for clients to add/remove observers.
+*  @lib NssVASApi.lib
+*  @since 2.8
+*/
+class MNssVASDBEventNotifier 
+    {
+    public:  
+      /**
+      * Adds an observer to VAS DB
+      * @since 2.0
+      * @param call back address
+      * @return none
+      */
+	  virtual void AddObserverL(MNssVASDatabaseObserver* aObserver) = 0;
+
+	  /**
+      * Removes an observer from VAS DB
+      * @param call back address
+      * @leave KErrNotFound if given observer has never been added
+      */
+	  virtual void RemoveObserverL(MNssVASDatabaseObserver* aObserver) = 0;
+
+    };
+
+#endif      // MVASDBEVENTNOTIFIER_H
+            
+// End of File