1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/security/authorisation/userpromptservice/database/source/upsdbcompact.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,130 @@
1.4 +/*
1.5 +* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of the License "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description:
1.18 +* Implements an interface to perform asynchronous database operations.
1.19 +*
1.20 +*/
1.21 +
1.22 +
1.23 +/**
1.24 + @file
1.25 + @internalTechnology
1.26 + @released
1.27 +*/
1.28 +
1.29 +#include "upsdbw.h"
1.30 +
1.31 +using namespace UserPromptService;
1.32 +
1.33 +
1.34 +CDecisionDbCompactor::CDecisionDbCompactor():CActive(EPriorityStandard)
1.35 +/**
1.36 + Constructor.
1.37 + */
1.38 + {
1.39 + CActiveScheduler::Add(this);
1.40 + }
1.41 +
1.42 +CDecisionDbCompactor::~CDecisionDbCompactor()
1.43 +/**
1.44 + Destructor
1.45 + */
1.46 + {
1.47 + iDbIncremental.Close();
1.48 + Deque();
1.49 + }
1.50 +
1.51 + CDecisionDbCompactor* CDecisionDbCompactor::NewLC()
1.52 + /**
1.53 +
1.54 +
1.55 + @return A pointer to the newly allocated compactor object, if creation is successful.
1.56 + The pointer is also put onto the cleanup stack.
1.57 + */
1.58 + {
1.59 + CDecisionDbCompactor *self = new(ELeave) CDecisionDbCompactor();
1.60 + CleanupStack::PushL(self);
1.61 + return self;
1.62 + }
1.63 +
1.64 +
1.65 + EXPORT_C void CDecisionDbCompactor::Compact(TRequestStatus& aStatus)
1.66 + /**
1.67 + Performs the asynchronous compaction of the decision database, returning immediately
1.68 + and signalling the request status when the operation is fully complete.
1.69 +
1.70 + @param aStatus The request status used to contain completion information for the function.
1.71 + On completion, the status value should be interpreted as follows:
1.72 + 0, compaction is complete.< 0, an error code.
1.73 +
1.74 + */
1.75 + {
1.76 + __ASSERT_ALWAYS(!IsActive(), User::Panic(KDecisionViewPanic,KErrInUse));
1.77 +
1.78 + aStatus = KRequestPending;
1.79 + iClientStatus = &aStatus;
1.80 +
1.81 + if(iStep() > 0)
1.82 + {
1.83 + iDbIncremental.Next(iStep, iStatus);
1.84 + SetActive();
1.85 + }
1.86 + else
1.87 + {
1.88 + iDbIncremental.Close();
1.89 + User::RequestComplete(iClientStatus,KErrNone);
1.90 + }
1.91 +
1.92 + }
1.93 +
1.94 +
1.95 +void CDecisionDbCompactor::DoCancel()
1.96 +//From CActive
1.97 + {
1.98 + iDbIncremental.Close();
1.99 + if (iClientStatus)
1.100 + {
1.101 + User::RequestComplete(iClientStatus, KErrCancel);
1.102 + }
1.103 + }
1.104 +
1.105 +
1.106 +TInt CDecisionDbCompactor::RunError(TInt aError)
1.107 +//From CActive
1.108 + {
1.109 + if (iClientStatus)
1.110 + {
1.111 + User::RequestComplete(iClientStatus, aError);
1.112 + }
1.113 + return KErrNone;
1.114 + }
1.115 +
1.116 +
1.117 +void CDecisionDbCompactor::RunL()
1.118 +//From CActive
1.119 + {
1.120 + TInt status = iStatus.Int();
1.121 + User::LeaveIfError(status);
1.122 +
1.123 + if(iStep() > 0)
1.124 + {
1.125 + iDbIncremental.Next(iStep, iStatus);
1.126 + SetActive();
1.127 + }
1.128 + else
1.129 + {
1.130 + iDbIncremental.Close();
1.131 + User::RequestComplete(iClientStatus,status);
1.132 + }
1.133 + }