--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/mdcserializationtype.h	Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,87 @@
+/*
+* Copyright (c) 2007-2009 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:  common item type for all MdE objects
+*
+*/
+
+#include "mdscommoninternal.h"
+#include "mdcserializationbuffer.h"
+
+
+#ifndef __MDCSERIALIZATIONTYPE_H__
+#define __MDCSERIALIZATIONTYPE_H__
+
+NONSHARABLE_CLASS(TMdCSerializationType)
+	{
+	protected:
+		enum TMdCStructTypes
+			{
+			//EMdCItem,
+			EMdCObject,
+			EMdCProperty,
+			EMdCRelation,
+			EMdCEvent,
+			EMdCObjectDef,
+			EMdCPropertyDef,
+			EMdCRelationDef,
+			EMdCEventDef,
+			EMdCNamespaceDef,
+			EMdCSchema,
+			EMdCItems,
+			EMdCItemIds,
+			EMdCItemCount,
+			EMdCLogicCondition,
+			EMdCObjectCondition,
+			EMdCEventCondition,
+			EMdCRelationCondition,
+			EMdCPropertyCondition,
+			EMdCSearchCriteria,
+			EMdCOrderRule,
+			};
+	
+		typedef TInt16 TMdCStructType;
+	
+	protected:
+		TMdCSerializationType(TMdCStructTypes aType) : iType( aType )
+			{
+			}
+
+		/**
+		 * Those methods MUST be always use for serializing
+		 */
+		inline void SerializeL(CMdCSerializationBuffer& aBuffer, TUint32 aSize)
+			{
+			aBuffer.InsertL( *this, aSize );
+			}
+
+		inline void DeserializeL(CMdCSerializationBuffer& aBuffer, TUint32 aSize)
+			{
+			const TMdCStructTypes type = iType;
+			
+			aBuffer.ReceiveL( *this, aSize );
+			
+			if( type != iType )
+				{
+				_LIT( KTMdCSerializationType, "TMdCSerializationType" );
+				__ASSERT_DEBUG( EFalse, User::Panic( KTMdCSerializationType, KErrCorrupt ) );
+
+				User::Leave( KErrCorrupt );
+				}
+			}
+		
+	protected:
+		const TMdCStructTypes iType;
+	};
+
+#endif /* __MDCSERIALIZATIONTYPE_H__ */