/*

* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* CSisRegistryFile - this class provide a link between a subsession id, 

* registry object and its related stream 

*

*/

/**

 @file 

 @released

 @internalComponent

*/

#ifndef __SISREGISTRYFILE_H__

#define __SISREGISTRYFILE_H__

#include <s32file.h>

namespace Swi

{

class CSisRegistryPackage;

class CSisRegistryCache;

class CSisRegistryObject;

class CSisRegistryFile: public CBase

	{

public:

	static CSisRegistryFile* NewL(const CSisRegistryPackage& aPackage, CSisRegistryCache& aCache);

	static CSisRegistryFile* NewLC(const CSisRegistryPackage& aPackage, CSisRegistryCache& aCache);

	~CSisRegistryFile();

	TUint SubsessionId() const; 

	CSisRegistryObject& RegistryObject() const;

//	const CSisRegistryPackage& Package() const;	

private: 	

    /** 

     * Reloads the CSisRegistryObject from the specified file. It should be

     * noted that this deletes the current object which may have been 

     * returned to other clients. In the server this should not happen.

     **/

   	void ReloadL(const TFileName& filename, CSisRegistryCache& aCache);

	void ConstructL(const CSisRegistryPackage& aPackage, CSisRegistryCache& aCache);	

    RFileReadStream& ReadStream() ;	

private:

    friend class CSisRegistryCache;

	TUint        		 iSubsessionId;

	CSisRegistryObject*  iObject;

	RFileReadStream 	 iFileStream;

	};

inline RFileReadStream& CSisRegistryFile::ReadStream()  

	{ 

	return iFileStream; 

	}

inline TUint CSisRegistryFile::SubsessionId() const

	{ 

	return iSubsessionId; 

	} 	

inline CSisRegistryObject& CSisRegistryFile::RegistryObject() const

	{ 

	return *iObject; 

	}

} // namespace

#endif// __SISREGISTRYFILE_H__