/*

 * 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 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: 

 * Class declaration for the User Prompt Service policy cache.

 *

 */

 /**

  @file

  @internalComponent

  @released 

 */

 #ifndef POLICYCACHE_H

 #define POLICYCACHE_H

 #include <e32base.h>

 #include <e32cmn.h>

 #include <f32file.h>

 #include "policylist.h"

 #include "serviceconfig.h"

 namespace UserPromptService

 	{

 	class CPolicy;

 	class CPromptRequest;

 	/**

 	Maintains an in memory cache of User Prompt Service policies.	

 	- Policy files are loaded lazily when MatchL is called..

 	*/	

 	NONSHARABLE_CLASS(CPolicyCache) : public CBase

 		{

 	public:

 		IMPORT_C static CPolicyCache* NewL(RFs& aFs, const TDesC& aPolicyPath);

 		IMPORT_C const CPolicy* MatchL(const CPromptRequest& aRequest);

 		IMPORT_C void ServiceConfigL(const TSecureId& aServerSid, RArray<TServiceConfig>& aConfig);

 		~CPolicyCache();

 	private:

 		CPolicyCache(RFs& aFs);

 		void ConstructL(const TDesC& aPolicyPath);

 		CPolicyList* ParseListL(const CPolicyList::TId& aId, const TDesC& aPolicyFileName);

 		CPolicyList* LoadPolicyListL(const CPolicyList::TId& aId);

 		void LocatePolicyFileL(TDes& aPolicyFileName, const CPolicyList::TId& aId);

 		TBool FileExistsL(const TDesC& aFileName);

 		const CPolicyList* PolicyList(const CPolicyList::TId& aId) const;

 		void FindServicesL(const TSecureId& aServerSid, RArray<TUint>& aServices);

 		RPointerArray<CPolicyList> iPolicyLists;

 		HBufC* iPolicyPath;

 		RFs iFs;

 		TChar iSystemDriveChar;

 		};

 	}

 #endif // POLICYCACHE_H