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/*
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* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Defines a read-only interface for UPS Database and classes to keep filter and record objects.
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*
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*/
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/**
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@file
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@publishedPartner
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@released
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*/
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#ifndef UPSDB_H
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#define UPSDB_H
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#include <s32file.h>
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#include <d32dbms.h>
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#include <ups/upstypes.h>
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namespace UserPromptService
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{
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_LIT(KDecisionViewPanic,"UpsDbView");
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NONSHARABLE_CLASS(CDecisionView):public CActive
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/**
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Stores a handle to a view object and provides a method to retrieve a record from the view.
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*/
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{
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friend class CDecisionDb;
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friend class CDecisionDbW;
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public:
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IMPORT_C static CDecisionView *NewLC();
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~CDecisionView();
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IMPORT_C void EvaluateView(TRequestStatus& aStatus);
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IMPORT_C CDecisionRecord* NextDecisionL();
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protected:
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CDecisionView();
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static CDecisionRecord* GenerateRecordL(RDbRowSet& aRowSet, CDbColSet* aColSet);
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/**
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From CActive. Handles an evaluation request completion event and evaluate next part if required.
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*/
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void RunL();
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/**
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From CActive. Cancels evaluation.
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*/
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void DoCancel();
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/**
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From CActive. Handles errors.
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*/
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TInt RunError(TInt aError);
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private:
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/**
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Handle to the view object generated from an SQL query
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*/
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RDbView iDbView;
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/**
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Pointer to the decision database column set definition
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*/
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CDbColSet *iColSet;
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/**
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Copy of the status variable of the client which requested the evaluation service
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*/
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TRequestStatus* iClientStatus;
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};
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NONSHARABLE_CLASS(CDecisionDb):public CBase
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/**
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A read-only interface for UPS decision database. Provide methods to query database.
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*/
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{
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public:
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IMPORT_C CDecisionView *CreateViewL(CDecisionFilter& aFilter);
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~CDecisionDb();
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protected:
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CDecisionDb();
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void CreateSqlStatementLC(CDecisionFilter& aFilter, RBuf& aSql);
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void DoubleSingleQuotesL(const TDesC& aSource, RBuf& aDestination);
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private:
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const TDesC* GetComparisonOperator(const TUint32& aFlag) const;
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void AppendQueryInteger(const TUint32& aValue, TDes& aSql, TBool& aMultiple, const TUint32& aFlag, const TUint32& aSetCol, const TDesC& aColName);
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void AppendQueryStringL(const TDesC& aValue, TDes& aSql, TBool& aMultiple, const TUint32& aFlag, const TUint32& aSetCol, const TDesC& aColName);
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protected:
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/**
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* Handle to the decision store database
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*/
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RDbStoreDatabase iDatabase;
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/**
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* Pointer to the database file storage object
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*/
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CFileStore* iStore;
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};
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}//namespace UserPromptService
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#endif //UPSDB_H
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