/*

* Copyright (c) 2006 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:  

*

*/

#ifndef T_CATALOGSTRANSPORTOPERATIONID_H

#define T_CATALOGSTRANSPORTOPERATIONID_H

#include <e32base.h>

class RReadStream;

class RWriteStream;

class TCatalogsTransportOperationId

    {

    public: // Constructors

        /**

         * Zero constructor

         */

        TCatalogsTransportOperationId() 

            : iSession( 0 ), 

              iId( 0 ), 

              iSecondaryId( KErrNotFound )

            {

            }    

        /**

         * Constructor

         *

         * @param aSession Transport session ID

         * @param aId Transport operation ID

         */

        TCatalogsTransportOperationId( 

            TInt32 aSession, 

            TInt32 aId ) : 

            iSession( aSession ), 

            iId( aId ),

            iSecondaryId( KErrNotFound )

            {

            }

    public:

        /**

         * Equality-operator

         * 

         * @note Secondary ID is ignored

         */

        bool operator==( const 

            TCatalogsTransportOperationId& aOther ) const;

        /**

         * Compares this id with an other id

         * @param aSecond The other id

         * @return A negative number if the second id is greater than this,

         * 0 if the ids are equal and a positive number if the first id is

         * greater than the second 

         * 

         * @note Secondary ID is ignored

         */

        TInt Compare( const TCatalogsTransportOperationId& aSecond ) const;

        /**

         * Operation session ID getter

         *

         * @return Operation session

         */

        TInt32 SessionId() const;

        /**

         * Operation ID number getter.

         *

         * This contains only the actual id of the operation without

         * any session etc. information

         * @return Operation ID

         */

        TInt32 Id() const;

        /**

         * Secondary ID getter

         * 

         * @return Secondary ID

         */

        TInt32 SecondaryId() const;

        void SetSecondaryId( TInt32 aId );

        void ExternalizeL( RWriteStream& aStream ) const;

        void InternalizeL( RReadStream& aStream );

    private:

        TInt32 iSession;

        TInt32 iId;

        TInt32 iSecondaryId;

    };

// Implementations for inline methods

#include "catalogstransportoperationid.inl"

#endif //  T_CATALOGSTRANSPORTOPERATIONID_H