/*

* Copyright (c) 2004 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: 

*

*/

#ifndef _INSTALLATIONFAILEDAPPSCACHE_H

#define _INSTALLATIONFAILEDAPPSCACHE_H

#include <e32base.h>

#include <e32cmn.h>

// It is assumed there is only ever ONE instance of this class

class CInstallationFailedAppsCache : public CBase

	{

public:

	static CInstallationFailedAppsCache *NewL();

	~CInstallationFailedAppsCache();

	/**

	 * Read the cache from disk 

	 */

	void InitFromCacheFileL();

	/**

	 * Add new UID to cache.

	 */	

	void AddPackageUID( TUid aUid );  

	/**

	 * Check if given UID is found in cache.

	 */	

	TBool HasPreviousInstallationFailed( TUid aUid );

	/**

	 * Flush cache to disk. Create new file if file not found.

	 */

	void FlushToDiskL();

private:

	CInstallationFailedAppsCache();

	void ConstructL();

private:	

	RArray<TUid> iUidsArray; // Array containing UIDs	

	RFs          iFs;

	TBool        iNewUID; // Defines if new UID is added to array.

	};

#endif