// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// Define the template function for instantiating the implementation object 

// 

//

/**

 @file

 @internalComponent

 Get NewL pointer and implementation table in preparation for instantiating the implementation object

 @param			aUniqueImplementationUid The implementation to find.

 @param			aImplementationTableEntry An entry in implementation table that match the implementation uid.

 @param			aProxy Contains the proxy

 @return			TAny* The NewL pointer for instantiating the implementation object.

*/

template<typename TImpProxy,typename T> TAny* CLoadManager::GetNewLPointerAndProxyTableRowL(TUid aUniqueImplementationUid,

										 TImpProxy*& aImplementationTableEntry,

										 const T aProxy)

	{

	TInt count = 0;

	// Get the implementation table entry. Note that count gets updated after this call.

	TImpProxy* implementationTable = aProxy(count);

	// proxy function could lie to us and return an invalid pointer

	// Is there a method in kernel to see if the address is valid?

	if (implementationTable==0)

		{

		User::Leave(KErrNotFound);

		}

	TAny* newLpointer=NULL;

	// Scan the returned table for a UID match, and return the associated

	// creation method if found.

	for(TInt i = 0; i < count; ++i)

		{

		if(aUniqueImplementationUid == implementationTable[i].iImplementationUid)

			{

			newLpointer = (TAny*)implementationTable[i].iNewLFuncPtr;

			aImplementationTableEntry = &implementationTable[i];

			break;

			}

		}

	if(!newLpointer)

		{

		User::Leave(KErrNotFound);

		}

	return newLpointer;

	}