/*

* Copyright (c) 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:  Declaration of CCDSYDOSServerRequestManager class

*

*/

#ifndef CDSYDOSSERVERREQUESTMANAGER_H

#define CDSYDOSSERVERREQUESTMANAGER_H

// INCLUDES

#include <e32base.h>

#include "CDSYServiceLogic.h"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class TCDSYMessage;

class CCDSYMessageBufferItem;

class CCDSYController;

/**

*  CCDSYDOSServerRequestManager

*  This class implements the CCDSYDOSServerRequestManager, 

*  which sends the messages to controller and gets the responses to the messages.

*/

NONSHARABLE_CLASS( CCDSYDOSServerRequestManager ): public CBase, public MCDSYServiceLogic

    {

    public:

        /**

        * Destructor.

        */

        ~CCDSYDOSServerRequestManager();

        /**

        * Creates a new instance of CCDSYDOSServerRequestManager.

        * @param CCDSYController& aCDSYController   Reference to CCDSYController.

        * @return CCDSYDOSServerRequestManager*     Pointer to an instance of CCDSYDOSServerRequestManager.

        */

        static CCDSYDOSServerRequestManager* NewL( CCDSYController& aCDSYController );

        /**

        * Sends the message to CCDSYController.     Provides waits for the response to the message.

        * @param TCDSYMessage& aCDSYMessage         Reference to the message to be sent.

        * @return void 

        */

        void SendMessageL( TCDSYMessage& aCDSYMessage );

        /**

        * Sends the message to CCDSYController.     Returns after the message has been sent.

        * @param TCDSYMessage& aCDSYMessage         Reference to the message to be sent.

        * @param RMessagePtr2 aMessage              Pointer to the message.

        * @return void 

        */

        void SendMessageL( TCDSYMessage& aCDSYMessage, RMessagePtr2 aMessage );

        /**

        * Processes the response to the message sent.

        * @param TCDSYMessage& aCDSYMessage         Reference to the message received.

        * @return void 

        */

        void ProcessMessageL( TCDSYMessage& aCDSYMessage );

        /**

        * Expires the message. Does nothing.

        * @param TCDSYMessage& aCDSYMessage         Message to be expired.

        * @return void 

        */

        void ExpireMessageL( TCDSYMessage& aCDSYMessage );

        /**

        * Cancels the async request.

        * @param TUint32 aTransactionID             Transaction ID.

        * @param TInt aReason                       Cancel reason.

        * @return void 

        */

        void Cancel( TUint32 aTransactionID, TInt aReason );

    private:

        /**

        * Constructor.

        * @param CCDSYController& aCDSYController   Reference to CCDSYController.

        */

        CCDSYDOSServerRequestManager( CCDSYController& aCDSYController );

        /**

        * 2nd phase constructor.

        * @return void 

        */

        void ConstructL();

    private:

        CCDSYController& iCDSYController;               // Reference to CCDSYController.

        RPointerArray<CCDSYMessageBufferItem> iMessages;// Messages waiting for response.

    public:

        TBool iLDSYFind;

    };

#endif //#ifndef CDSYDOSSERVERREQUESTMANAGER_H

//  End of File