mtpfws/mtpfw/src/dbutility.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 11 May 2010 16:59:11 +0300
branchRCL_3
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// Copyright (c) 2006-2009 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 "dbutility.h"
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#include "d32dbms.h"
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/**
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Check if the table exists in the database.
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@param aDatabase  the database to use
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@param aTableName the table name to check
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@return ETrue if exists, otherwise, EFalse
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*/
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TBool DBUtility::IsTableExistsL(RDbDatabase& aDatabase, const TDesC& aTableName)
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	{
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	TBool result = EFalse;
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	CDbTableNames* tableNames = aDatabase.TableNamesL();
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	CleanupStack::PushL(tableNames);
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	if(tableNames)
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		{
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		const TInt count = tableNames->Count();
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		for(TInt i = 0; i < count; i++)
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			{
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			if((*tableNames)[i] == aTableName)
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				{
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				result = ETrue;
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				break;
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				}
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			}
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		}
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	CleanupStack::PopAndDestroy(tableNames);
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	return result;	
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	}
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/**
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Check if the specified index exists in the table.
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@param aDatabase  the database to use
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@param aTableName the table name to use
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@param aIndexName the index name to check
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@return ETrue if the index exists, otherwise, EFalse
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*/
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TBool DBUtility::IsIndexExistsL(RDbDatabase& aDatabase, const TDesC& aTableName, const TDesC& aIndexName)
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	{
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	TBool result = EFalse;
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	CDbIndexNames* indexNames = aDatabase.IndexNamesL(aTableName);
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	CleanupStack::PushL(indexNames);
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	if(indexNames)
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		{
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		const TInt count = indexNames->Count();
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		for(TInt i = 0; i < count; i++)
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			{
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			if((*indexNames)[i] == aIndexName)
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				{
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				result = ETrue;
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				break;
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				}
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			}
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		}
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	CleanupStack::PopAndDestroy(indexNames);
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	return result;	
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	}