// Copyright (c) 1997-2009 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:

// The definition of the state accessor class for the CRegistryData.

// 

//

#ifndef __REGISTRYDATASTATEACCESSOR_H__

#define __REGISTRYDATASTATEACCESSOR_H__

#include "StateAccessor.h"

#include "RegistryData.h"

#include <test_bed/testbeddefinitions.h>

// ______________________________________________________________________________

//

/**

	@internalComponent

	Comments : State accessor for the CRegistryData object under test.

 */

class TRegistryData_StateAccessor : public MStateAccessor

	{

public:

	/**

		@fn				InvariantTest(TAny* aTestObject)

		Intended Usage	: Checks if CRegistryData has violated its invariants.

		@since			7.0

		@param			TAny* A pointer to the object under test.

		@return			TInt KErrNone if the invariants were valid, error code otherwise.

		@pre 			TRegistryData_StateAccessor is fully constructed.

		@post			The class under test is set to the state specified.

	 */

	TInt InvariantTest(TAny* aTestObject);

	/**

		@fn				Internalize(TAny* aTestObject)

		Intended Usage	: Implemented by the developer to set the state of the object under test.

		@since			7.0

		@param			TAny* A pointer to the object under test.

		@return			TInt KErrNone if the state was set, error code otherwise.

		@pre 			TRegistryData_StateAccessor is fully constructed.

		@post			The class under test is set to the state specified.

	*/

	TInt Internalize(TAny* aTestObject);

	/**

		@fn				Externalize(TAny* aTestObject)

		Intended Usage	: Implemented by the developer to persist the state of the object under test.

		@since			7.0

		@param			TAny* A pointer to the object under test.

		@return			TInt KErrNone if the state was persisted, error code otherwise.

		@pre 			TRegistryData_StateAccessor is fully constructed.

		@post			No change to the class under test.

	*/

	TInt Externalize(TAny* aTestObject);

	void BuildIndexesL(CRegistryData& aRegData);

	TInt IndexedFind(CRegistryData& aRegData, const TUid& aImplementationUid);

	TBool MatchOnUid();

	void RestoreL(CRegistryData& aRegData, RFileReadStream& aStore);

	void StoreL(CRegistryData& aRegData, RFileWriteStream& aStore);

	TBool IsRegisteredDrive(CRegistryData& aRegData, TDriveUnit aDriveUnit);

private:

	// These need to be stored here (rather than in the UnitTestContext) because TIndex

	// is a private class in CRegistryData (but this is a friend).

	CRegistryData::TInterfaceIndex		iIndexItem;

	CRegistryData::TInterfaceIndex		iKey;

	};	// TRegistryData_StateAccessor

#endif		// __REGISTRYDATASTATEACCESSOR_H__