/*

* 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: 

*

*/

/**

 @file

 @internalComponent

*/

#include "ccntmsghandler.h"

#include "ccntsession.h"

#include "ccntserver.h"

#include "ccntbackuprestoreagent.h"

#include "ccntpackager.h"

#include "ccntstatemachine.h"

#include "ccntdbmanagercontroller.h"

CCntMsgHandler::CCntMsgHandler(CCntSession& aSession)

:iManager(aSession.iManager), iPackager(aSession.iPackager), iView(aSession.iView), iTimeOut(aSession.iTimeOut), iSessionId(aSession.iSessionId), iSession(aSession)

	{

	}

CCntMsgHandler::~CCntMsgHandler()

	{

	}

// Helper methods

/**

Many operations require a CCntDbManager instance.  This method checks that it

exists.

*/

void CCntMsgHandler::CheckForManagerL()

	{

	if(iManager == NULL) 

		{

		User::Leave(KErrNotReady);

		}	

	}

/**

Get reference to the parent CServer2 derived class.

*/

CCntServer& CCntMsgHandler::Server()

	{

	return iSession.Server();

	}

/**

Read message.

@leave KErrBadDescriptor Error occurred with aDes.

*/

void CCntMsgHandler::ReadL(const RMessage2& aMessage, TInt aParam, TDes& aDes)

	{

	const TInt ret = aMessage.Read(aParam, aDes);

	if (ret != KErrNone)

		{

		User::Leave(KErrBadDescriptor);

		}

	}

/**

Read message.

@leave KErrBadDescriptor Error occurred with aDes.

*/

void CCntMsgHandler::WriteL(const RMessage2& aMessage, TInt aParam, const TDesC& aDes, TInt aOffset)

	{

	const TInt ret = aMessage.Write(aParam, aDes, aOffset);

	if	(ret != KErrNone)

		{

		User::Leave(KErrBadDescriptor);

		}

	}

/** 

Session is not going to be interested in database event notifications 

so un-register it.

*/

void CCntMsgHandler::UnRegisterDatabaseEventObserver()

	{

	iSession.UnRegisterDatabaseEventObserver();

	}

/** 

Get function pointer to message handling method. 

*/

MsgHandlerFptr CCntMsgHandler::LookupHandlerMethodL(TInt aOpCode, const TInt* aOpCodes, const TInt aOpCodesLength)

	{	

	for(TInt index = 0; index < aOpCodesLength; index++)

		{		

		if(aOpCode == aOpCodes[index])

			{

			const RHashMap<TInt,MsgHandlerFptr>& msgLut = Server().MsgLut();

			MsgHandlerFptr func_ptr = msgLut.FindL(aOpCode);

			return func_ptr;

			}

		}

	return NULL;

	}