--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/metadataengine/server/inc/mdsmaintenanceengine.h	Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,144 @@
+/*
+* Copyright (c) 2005-2009 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:  Class for database import/export and maintenance*
+*/
+
+#ifndef __MDSMAINTENANCEENGINE_H__
+#define __MDSMAINTENANCEENGINE_H__
+
+#include <e32base.h>
+
+#include "mdccommon.h"
+
+// DEFINITIONS
+_LIT( KSchemaImportFile, "C:\\Private\\200009F3\\schema.mde" );
+_LIT( KSchemaRomImportFile, "Z:\\Private\\200009F3\\schema.mde" );
+
+// forward declarations
+class CMdsSchema;
+class CMdSManipulationEngine;
+class CMdCSerializationBuffer;
+class CMdSSqlDbMaintenance;
+
+/**
+* Abstract class for validating and creating tables.
+*/
+class CMdSMaintenanceEngine : public CBase
+    {
+    public: // Constructors and destructor
+
+        /**
+        * NewL.
+        * Two-phased constructor.
+        */
+        static CMdSMaintenanceEngine* NewL();
+
+        /**
+        * NewL.
+        * Two-phased constructor.
+        */
+        static CMdSMaintenanceEngine* NewLC();
+
+        virtual ~CMdSMaintenanceEngine();
+
+    public: // Operations
+        
+  	    /**
+	    * Imports external schema to database.
+        * @param aSchema schema that is on phone currently
+        * @param aFileName name of the import file
+	    */        
+        void ImportSchemaL( CMdsSchema& aSchema, const TDesC16& aFileName, TUint32 aVendorId );
+
+        CMdsSchema* ImportSchemaTestL( const TDesC16& aFileName );
+
+
+  	    /**
+	    * Imports metadata to database.
+        * @param aSchema schema that is on phone currently
+        * @param aFileName name of the import file
+	    */        
+        TInt ImportMetadataL( CMdSManipulationEngine& aManipulate, 
+        					     CMdsSchema& aSchema, const TDesC16& aFileName );
+
+  	    /**
+	    * Exports metadata to file.
+        * @param aFileName name of the file where to export
+        * @param aSchema current schema
+        * @param aHierarchyArray an array of criteria what to export
+	    */        
+        void ExportMetadataL( CMdsSchema& aSchema, const TDesC16& aFileName, 
+                              CMdCSerializationBuffer& aItems );
+        
+        /**
+         * Stores C-drive media id to the DB.
+         */
+        void StoreCDriveMediaIdL();
+
+  	    /**
+	    * Creates metadata tables to database.
+	    */
+	    void InstallL( CMdSManipulationEngine& aManipulate, CMdsSchema& aSchema );
+
+        /**
+        * Loads schema from database
+        */
+        void LoadSchemaL( CMdsSchema& aSchema );
+        
+        /**
+         * performs initialization (at server start) for default database
+         */
+        static void InitConnectionL();
+
+        /**
+         * closes default database
+         */
+        static void CloseDatabase();
+
+        /**
+         * close and delete default database
+         */
+		static void DeleteDatabase();
+
+		TInt FailedImports() const
+			{
+			return iFailedImports;
+			};
+
+    private: // Constructors and destructors
+
+        /**
+        * CMdSManipulationEngine.
+        * C++ default constructor.
+        * @param .
+        */
+        CMdSMaintenanceEngine();
+
+        /**
+        * ConstructL.
+        * 2nd phase constructor.
+        */
+        void ConstructL();
+
+	private: // Member data
+
+        /**
+         * database validation and creation
+         */
+        CMdSSqlDbMaintenance* iMaintenance;
+
+        TInt iFailedImports;
+    };
+    
+#endif // __MDSMAINTENANCEENGINE_H__