os/persistentdata/traceservices/tracefw/ulogger/src/pluginframework/pluginallocator.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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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 "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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// ULogger plug-in allocator header file
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// 
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//
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/**
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 @file
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 @internalTechnology
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 @prototype
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*/
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#ifndef PLUGINALLOCATOR_H_
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#define PLUGINALLOCATOR_H_
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#include <e32base.h>
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#include <e32cmn.h>
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#include "uloggeroutputplugin.h"
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#include "uloggerinputplugin.h"
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namespace Ulogger
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{
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/*!CPluginAllocator class.
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*/
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class CPluginAllocator : public CBase
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	{
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public:
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	IMPORT_C static CPluginAllocator* NewL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName);
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	IMPORT_C static CPluginAllocator* NewLC(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName);
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	IMPORT_C ~CPluginAllocator();
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	IMPORT_C void ConstructL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName);
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	IMPORT_C MOutputPlugin* GetOutputPlugin();
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	IMPORT_C MInputPlugin*  GetInputPlugin();
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	/**
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	Requests a list of all available implementations which 
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	satisfy this given interface in a ECOM framework
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	*/
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	IMPORT_C static void ListAllImplementationsL(RImplInfoPtrArray& aImplInfoArray);
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private:
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	CPluginAllocator();
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	TInt CreateChannelsL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName);
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private:
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	CPlugin     *iOutputPluginBase; //output plugin instance
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	RLibrary 	iOutputLib;
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	TFileName 	iOutputLibName;
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	CPlugin     *iInputPluginBase; //input plugin instance
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	RLibrary 	iInputLib;
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	TFileName 	iInputLibName;
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	}; //</CPluginAllocator>
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} //</namespace ULogger>
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#endif /*PLUGINALLOCATOR_H_*/