/**

 @file

 @internalComponent

*/

const TInt KCntTransactionIpcCodes[] =

	{

	EBeginDbTransaction,

	EEndDbTransaction,

	ERollbackDbTransaction

	};

CCntTransactionMsgHandler* CCntTransactionMsgHandler::NewLC(CCntSession& aSession)

	{

	CCntTransactionMsgHandler* CntTransactionMsgHandler = new (ELeave) CCntTransactionMsgHandler(aSession);

	CleanupStack::PushL(CntTransactionMsgHandler);

	return CntTransactionMsgHandler;

	}

CCntTransactionMsgHandler::CCntTransactionMsgHandler(CCntSession& aSession)

:CCntMsgHandler(aSession)

	{		

	}

CCntTransactionMsgHandler::~CCntTransactionMsgHandler()

	{

	}

/**

Delegates the incoming op code to a message handling method.

First checks if this class services the op code, it then uses the lookup table and finds 

function pointer(to message handling method) mapped to the incoming message function (op code)

and finally delegates the message to handling method.

It returns KErrNotFound if op code not handled.

*/

TInt CCntTransactionMsgHandler::HandleMessageL(const RMessage2& aMessage)

	{	

	MsgHandlerFptr func_ptr = LookupHandlerMethodL(aMessage.Function(), KCntTransactionIpcCodes, sizeof(KCntTransactionIpcCodes)/sizeof(TInt));

	if(func_ptr)

		{

		TransactionMsgHandlerFptr mem_func_ptr = static_cast<TransactionMsgHandlerFptr>(func_ptr);

		(this->*mem_func_ptr)(aMessage);

		return (KErrNone);

		}

	return (KErrNotFound);

	}

/**

Message handling methods.

*/

void CCntTransactionMsgHandler::BeginDbTransactionL(const RMessage2& aMessage)

	{

	// Maps to RCntModel::BeginDbTransaction().

	CheckForManagerL();

	CReqDbBeginTrans* request = CReqDbBeginTrans::NewLC(iSessionId, aMessage, iTimeOut);

	iManager->StateMachineL().ProcessRequestL(request);  // ownership transferred

	// ProcessRequestL received ownership of the request, the request only need

	// to be popped from CleanupStack.		

	CleanupStack::Pop(request);

	}

void CCntTransactionMsgHandler::EndDbTransactionL(const RMessage2& aMessage)

	{

	// Maps to RCntModel::CommitDbTransaction().

	CheckForManagerL();

	CReqDbCommitTrans* request = CReqDbCommitTrans::NewLC(iSessionId, aMessage, iTimeOut);

	iManager->StateMachineL().ProcessRequestL(request);  // ownership transferred

	// ProcessRequestL received ownership of the request, the request only need

	// to be popped from CleanupStack.	

	CleanupStack::Pop(request);	

	}

void CCntTransactionMsgHandler::RollbackDbTransactionL(const RMessage2& aMessage)

	{

	// Maps to RCntModel::RollbackDbTransaction().

	CheckForManagerL();

	CReqDbRollbackTrans* request = CReqDbRollbackTrans::NewLC(iSessionId, aMessage, iTimeOut);

	iManager->StateMachineL().ProcessRequestL(request);  // ownership transferred

	// ProcessRequestL received ownership of the request, the request only need

	// to be popped from CleanupStack.		

	CleanupStack::Pop(request);		

	}