os/ossrv/lowlevellibsandfws/pluginfw/Framework/frame/RomOnlyResolver.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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// Copyright (c) 1997-2009 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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// Implements the CRomOnlyResolver class.
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// 
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//
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/**
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 @internalComponent
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 @file
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*/
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#include <ecom/ecom.h>
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#include <ecom/ecomerrorcodes.h>
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#include <ecom/ecomresolverparams.h>
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#include <ecom/implementationinformation.h>
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#include "TestUtilities.h"	// For __FILE__LINE__
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#include "RomOnlyResolver.h"
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CRomOnlyResolver* CRomOnlyResolver::NewL(MPublicRegistry& aRegistry)
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	{
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	return new(ELeave) CRomOnlyResolver(aRegistry);
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	}
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CRomOnlyResolver::~CRomOnlyResolver()
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	{
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	}
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CRomOnlyResolver::CRomOnlyResolver(MPublicRegistry& aRegistry)
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: CDefaultResolver(aRegistry)
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	{
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	// Do nothing here
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	}
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TUid CRomOnlyResolver::IdentifyImplementationL(TUid aInterfaceUid, 
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											   const TEComResolverParams& aAdditionalParameters) const
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	{
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	RImplInfoArray* implementationsInfo = ListAllL(aInterfaceUid, aAdditionalParameters);
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	TUid found = KNullUid;
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	if(implementationsInfo->Count())
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		{
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		found = Resolve(*implementationsInfo, aAdditionalParameters);
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		}
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	implementationsInfo->Reset();
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	delete implementationsInfo;
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	return found;
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	}
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RImplInfoArray* CRomOnlyResolver::ListAllL(TUid aInterfaceUid, 
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										   const TEComResolverParams& aAdditionalParameters) const
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	{
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	// Use the base class version to get the list of matches
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	RImplInfoArray* retList = CDefaultResolver::ListAllL(aInterfaceUid, aAdditionalParameters);
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	// Now remove any from the list that aren't in ROM (or are upgrades of ROM)
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	const TInt count = retList->Count();
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	for(TInt index = count-1; index >=0; --index)
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		if(!(*retList)[index]->RomBased())
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			retList->Remove(index);
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	return retList;
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	}
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