/*

* 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 M_CATALOGSHTTPSESSIONMANAGER_H

#define M_CATALOGSHTTPSESSIONMANAGER_H

#include <e32base.h>

class MCatalogsHttpOperation;

class MCatalogsHttpConfig;

class CCatalogsHttpConfig;

class MCatalogsHttpObserver;

class CCatalogsHttpConnectionCreator;

class CCatalogsHttpConnectionManager;

class CDocumentHandler;

class MCatalogsHttpSessionManager

    {

    public:

        virtual void AddRef() = 0;

        virtual TInt Release() = 0;

        /**

        * Starts the operation if there are enough free connections. Otherwise

        * the operation is queued

        * @param aOperation The operation

        * @return 

        */

        virtual TInt PauseOperation( MCatalogsHttpOperation* aOperation ) = 0;

        virtual TInt CompleteOperation( MCatalogsHttpOperation* aOperation ) = 0;

        /**

        * The operations priority has changed

        * @param aOperation The operation         

        * @param Symbian error code

        */

        virtual TInt OperationPriorityChanged( MCatalogsHttpOperation* aOperation ) = 0;

        /**

         * Connection creator getter

         * Connection creator is created if necessary

         */                          

        virtual CCatalogsHttpConnectionCreator& ConnectionCreatorL() = 0;

        /**

         * Sets resume mode

         * If resume mode is true, then an operation is resumed when some operation is canceled.

         * If resume mode is false, then nothing is resumed when some operation is canceled.

         * This is used when all operations are canceled at once

         */

        virtual void SetResumeMode( TBool aResumeQueued ) = 0;

        /**

         * Document handler getter

         * @return Document handler instance

         */

        virtual CDocumentHandler& DocumentHandler() = 0;

        /**

         * Disconnects network connection if it is not used by any

         * client anymore

         * 

         * @return ETrue if the connection was up

         */

        virtual TBool DisconnectL() = 0; 

protected:

    virtual ~MCatalogsHttpSessionManager()

        {

        }

    };

#endif // M_CATALOGSHTTPSESSIONMANAGER_H