sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: 
sl@0: #include "pluginallocator.h"
sl@0: #include "uloggeroutputplugin.h"
sl@0: #include <e32cmn.h>
sl@0: #include <ecom/ecom.h>
sl@0: 
sl@0: namespace Ulogger
sl@0: {
sl@0: 
sl@0: /*!Default constructor.
sl@0: */
sl@0: CPluginAllocator::CPluginAllocator()
sl@0: 	{
sl@0: 	iOutputPluginBase = NULL;
sl@0: 	iInputPluginBase = NULL;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*!Destructor.
sl@0: */
sl@0: EXPORT_C CPluginAllocator::~CPluginAllocator()
sl@0: 	{	
sl@0: 	if(iOutputPluginBase)
sl@0: 		{		
sl@0: 		delete iOutputPluginBase;
sl@0: 		iOutputPluginBase = NULL;
sl@0: 		}
sl@0: 	iOutputLib.Close();
sl@0: 		
sl@0: 	if((iOutputLibName.Compare(iInputLibName)!=0) && iInputPluginBase)
sl@0: 		{		
sl@0: 		delete iInputPluginBase;
sl@0: 		iInputPluginBase = NULL;
sl@0: 		}
sl@0: 	iInputLib.Close();
sl@0: 
sl@0: 	REComSession::FinalClose();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*!Standard Symbian OS construction method which leaves object on CleanupStack.
sl@0: */
sl@0: EXPORT_C CPluginAllocator* CPluginAllocator::NewLC(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName)
sl@0: 	{
sl@0: 	CPluginAllocator* obj = new (ELeave) CPluginAllocator();
sl@0: 	CleanupStack::PushL(obj);
sl@0: 	obj->ConstructL(aOutputPluginName, aInputPluginName);
sl@0: 	return obj;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*!Standard Symbian OS construction method which does not leaves object on CleanupStack.
sl@0: */
sl@0: EXPORT_C CPluginAllocator* CPluginAllocator::NewL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName)
sl@0: 	{
sl@0: 	CPluginAllocator* obj = CPluginAllocator::NewLC(aOutputPluginName, aInputPluginName);
sl@0: 	CleanupStack::Pop(); //obj
sl@0: 	return obj;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*!Standard Symbian OS construction method.
sl@0: */
sl@0: EXPORT_C void CPluginAllocator::ConstructL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName)
sl@0: 	{	
sl@0: 	//create output and control channels
sl@0: 	User::LeaveIfError(this->CreateChannelsL(aOutputPluginName, aInputPluginName));
sl@0: 	}
sl@0: 
sl@0: /*!This function create Output channel according to aOutputSettings.
sl@0: */
sl@0: TInt CPluginAllocator::CreateChannelsL(const TPtrC8& aOutputPluginName, const TPtrC8& aInputPluginName)
sl@0: 	{
sl@0: 	TInt retVal = KErrNone;
sl@0: 	
sl@0: 	iOutputLibName.Copy(aOutputPluginName);
sl@0: 	iInputLibName.Copy(aInputPluginName);
sl@0: 
sl@0: 	//create output plugin
sl@0: 	iOutputPluginBase = (CPlugin*)(CPlugin::NewL(aOutputPluginName));
sl@0: 	
sl@0: 	//create control plugin
sl@0: 	if(iOutputLibName.Compare(iInputLibName) == 0)
sl@0: 		{
sl@0: 		//share implementation
sl@0: 		if(aInputPluginName.Length()>0)
sl@0: 			iInputPluginBase = iOutputPluginBase;
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		//create new instance of control plugin
sl@0: 		//ulogger can work without control plugin as this is optional functionality
sl@0: 		if(aInputPluginName.Length()>0)
sl@0: 			iInputPluginBase = (CPlugin*)(CPlugin::NewL(aInputPluginName));
sl@0: 		}
sl@0: 	
sl@0: 	return retVal;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C MOutputPlugin* CPluginAllocator::GetOutputPlugin()
sl@0: 	{
sl@0: 	if(iOutputPluginBase)
sl@0: 		return (MOutputPlugin*)iOutputPluginBase->GetInterfaceL(MOutputPlugin::iInterfaceId);
sl@0: 	else
sl@0: 		return NULL;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C MInputPlugin* CPluginAllocator::GetInputPlugin()
sl@0: 	{
sl@0: 	if(iInputPluginBase)
sl@0: 		return (MInputPlugin*)iInputPluginBase->GetInterfaceL(MInputPlugin::iInterfaceId);
sl@0: 	else
sl@0: 		return NULL;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CPluginAllocator::ListAllImplementationsL(RImplInfoPtrArray& aImplInfoArray)
sl@0: 	{
sl@0: 	REComSession::ListImplementationsL(KCPluginUid, aImplInfoArray);
sl@0: 	}
sl@0: 
sl@0: } //</namespace Ulogger>