messagingfw/msgsrvnstore/server/inc/MSVINVR.H
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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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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#if !defined( __MSVINVR_H )
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#define __MSVINVR_H
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#if !defined(__E32BASE_H__)
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#include <e32base.h>
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#endif
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#define __DECLARE_DEBUG  __DECLARE_TEST
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#if defined(_DEBUG)
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template <class T>
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struct CheckInvariant
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	{
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	static void Check(TAny* aPtr)
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		{((T*)aPtr)->__DbgTestInvariant();}
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	};
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template <class T>
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inline TCleanupOperation CheckInvariantFunction(T*)
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	{return CheckInvariant<T>::Check;}
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class __DbgInvariant
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	{
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public:
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	inline __DbgInvariant(TCleanupOperation aOp,TAny* aPtr)
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		:iOp(aOp), iPtr(aPtr)
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		{}
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	inline ~__DbgInvariant()
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		{iOp(iPtr);}
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private:
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	TCleanupOperation iOp;
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	TAny* iPtr;
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	};
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class __DbgInvariantL
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	{
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public:
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	inline __DbgInvariantL(TCleanupOperation aOp,TAny* aPtr)
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		{CleanupStack::PushL(TCleanupItem(aOp,aPtr));}
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	inline ~__DbgInvariantL()
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		{CleanupStack::PopAndDestroy();}
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	};
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#define __DEBUG_INVARIANT_ONEXIT    __DbgInvariant __invariant(CheckInvariantFunction(this),this)
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#define __DEBUG_INVARIANT_ONEXIT_L  __DbgInvariantL __invariant(CheckInvariantFunction(this),this)
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#else // defined( _DEBUG )
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#define __DEBUG_INVARIANT_ONEXIT    
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#define __DEBUG_INVARIANT_ONEXIT_L  
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//#define __DECLARE_DEBUG
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#endif
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#endif // __MSVINVR_H