// Copyright (c) 2008-2009 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:

// mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/inc/cmtpsvccompoundprocessor.h

/**

 @file

 @internalComponent

 */

#ifndef __CMTPSVCCOMPOUNDPROCESSOR_H__

#define __CMTPSVCCOMPOUNDPROCESSOR_H__

#include "cmtprequestprocessor.h"

class MMTPServiceDataProvider;

class MMTPSvcObjectHandler;

class CMTPTypeObjectInfo;

class CMTPTypeObjectPropList;

class CMTPObjectMetaData;

/** 

Implements the service data provider's CMTPCompoundProcessor request processor.

The processor is responsible for SendObjectInfo, SendObjectPropList, UpdateObjectPropList 

and SendObject requests handling, it will create new object or update existing object. 

@internalComponent

*/

class CMTPSvcCompoundProcessor : public CMTPRequestProcessor

	{

public:

	IMPORT_C static MMTPRequestProcessor* NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider);    

	IMPORT_C ~CMTPSvcCompoundProcessor();

private:

	CMTPSvcCompoundProcessor(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider);

	void ConstructL();

	// From CMTPRequestProcessor

	TBool Match(const TMTPTypeRequest& aRequest, MMTPConnection& aConnection) const;

	TBool HasDataphase() const;

	TMTPResponseCode CheckRequestL();

	TMTPResponseCode CheckSendingStateL();

	TMTPResponseCode CheckRequestParametersL();

	TMTPResponseCode CheckStoreAndParent();

	void ServiceL();

	void ServiceObjectPropertiesL();

	void ServiceSendObjectInfoL();

	void ServiceSendObjectPropListL();

	void ServiceSendObjectL();

	TBool DoHandleCompletingPhaseL();

	TBool DoHandleResponsePhaseL();

	TBool DoHandleResponseSendObjectInfoL();

	TBool DoHandleResponseSendObjectPropListL();

	TBool DoHandleResponseUpdateObjectPropListL();

	TBool DoHandleResponseSendObjectL();

	/**

	Extract objectsize property value from UpdateObjectPropList dataset

	@return See MTP response code definition

	*/

	TMTPResponseCode ExtractObjectSizeL();

	/**

	Reserve object handle from framework for SendObjectInfo or SendObjectPropList

	*/

	void ReserveObjectL();

	/**

	Register route next SendObject from framework and send response code

	*/

	void RegisterRequestAndSendResponseL(TMTPResponseCode aResponseCode);

	// Cleanup Item operation for commit rollback including handle and temp object rollback

	static void RollBackObject(TAny* aObject);

	void RollBack();

	// Check object format and set object handler pointer

	TMTPResponseCode CheckFmtAndSetHandler(TUint32 aFormatCode);

	TMTPResponseCode SendObjectPropListL(const CMTPTypeObjectPropList& aObjectPropList, TUint32& aParentHandle, 

															TUint32& aParameter, TDes& aSuid, TUint64 aObjectSize);

	TMTPResponseCode UpdateObjectPropListL(CMTPObjectMetaData& aObjectMetaData, 

															const CMTPTypeObjectPropList& aObjectPropList, 

															TUint32& aParameter);

private:

	enum TMTPSendingObjectState

		{

		EIdle,

		EObjectInfoProcessing,

		EObjectInfoSucceed,

		EObjectSendProcessing,

		EObjectSendSucceed,

		EObjectSendFail

		};

	TUint16                      iOperationCode;   // Current operation code

	TUint16                      iLastInfoOperationCode;   // Last info category operation code

	TUint32                      iFormatCode;

	TUint32                      iStorageId;

	TUint32                      iParentHandle;

	TUint64                      iObjectSize;

	MMTPServiceDataProvider&     iDataProvider;

	MMTPSvcObjectHandler*        iObjectHandler; // Not own

	MMTPType*                    iObjectContent; // Not own

	CMTPTypeObjectInfo*          iObjectInfo;

	CMTPTypeObjectPropList*      iObjectPropList;

	CMTPObjectMetaData*          iReceivedObjectMetaData;

	TMTPSendingObjectState       iState; // Compound processor state machine

	TMTPTypeRequest              iExpectedSendObjectRequest; // Use for register next SendObject

	TUint32                      iLastTransactionID; // Last valid transaction id

	TUint32                      iLastSessionID; // Last valid session id

	TBool                        iIsCommited; // Is received ObjectInfo or ObjectPropList commited

	TBool                        iIsRollBackHandlerObject; // Roll back handle which has been insert in handler db

	/**

	FLOGGER debug trace member variable.

	*/

	__FLOG_DECLARATION_MEMBER_MUTABLE;

	};

#endif // __CMTPSVCCOMPOUNDPROCESSOR_H__