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// Copyright (c) 1998-2009 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 "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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//
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#include "UT_STD.H"
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// Class CDbRestrictStage
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CDbRestrictStage::CDbRestrictStage(TDbTextComparison aComparison)
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: iTextOp(TTextOps::Ops(aComparison))
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{}
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CDbRestrictStage::~CDbRestrictStage()
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{
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delete iRestriction;
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}
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TInt CDbRestrictStage::CountL()
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{
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return KDbUndefinedCount;
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}
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TBool CDbRestrictStage::FilterRowL(TDbRecordId aRecordId)
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{
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CDbDataStage::ReadRowL(aRecordId);
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return Restriction().EvaluateL(iTextOp);
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}
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CDbRestrictStage::TGoto CDbRestrictStage::GotoL(TInt& aWork,TDbPosition aPosition,TDbRecordId& aRecordId)
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{
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TGoto go=CDbDataStage::GotoL(aWork,aPosition,aRecordId);
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if (go==ESuccess)
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{
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switch (aPosition)
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{
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case EDbFirst:
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aPosition=EDbNext;
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break;
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case EDbLast:
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aPosition=EDbPrevious;
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break;
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default:
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break;
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}
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do
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{
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TBool inSet=FilterRowL(aRecordId);
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aWork-=EWorkToRead;
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if (inSet)
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break;
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} while ((go=CDbDataStage::GotoL(aWork,aPosition,aRecordId))==ESuccess);
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}
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return go;
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}
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TBool CDbRestrictStage::GotoL(TDbRecordId aRecordId)
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//
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// If the record exists, check the restriction
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//
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{
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return CDbDataStage::GotoL(aRecordId) ? FilterRowL(aRecordId) : EFalse;
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}
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CDbRestrictStage::TDelete CDbRestrictStage::DeleteRowL(TDbRecordId& aRecordId,TSynch aSynch)
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//
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// If trying to synchronise, and we find EDeletedAtNext, then we must check it is really in the rowset
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//
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{
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TDelete r=CDbDataStage::DeleteRowL(aRecordId,aSynch);
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if (aSynch==ESynch && r==EDeletedAtNext && !FilterRowL(aRecordId))
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r=EDeletedInLimbo; // not a member, this cursor is now "in limbo"
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return r;
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}
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