diff -r 608f67c22514 -r 896e9dbc5f19 internetradio2.0/ircachemgmt/inc/ircacheobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/internetradio2.0/ircachemgmt/inc/ircacheobserver.h	Wed Aug 18 09:40:26 2010 +0300
@@ -0,0 +1,41 @@
+/*
+* Copyright (c) 2006-2007 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:  ?Description
+*
+*/
+
+
+#ifndef MIRCACHEOBSERVER_H
+#define MIRCACHEOBSERVER_H
+
+#include <e32def.h>
+
+class MIRCacheObserver
+{
+    public:
+    //!General error condition   
+    virtual void CacheError() = 0;
+    
+    //! If seeked data not in cache    
+    virtual void CacheFailed() = 0;
+    
+    //!If cached data is stale    
+    virtual void CacheInvalid() = 0;
+    
+    //!Data is valid and extracted into the structure    
+    virtual void CachedStructureL(TInt aChoice) = 0;
+                    
+};
+
+#endif //MIRCACHEOBSERVER_H