/*

* Copyright (c) 2008 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 CSTSCHANNELMANAGER_H

#define CSTSCHANNELMANAGER_H

//  INCLUDES

#include <e32base.h>

namespace java

{

namespace satsa

{

// FORWARD DECLARATIONS

class CSTSApduExchanger;

class CSTSConnection;

class CSTSManageChannel;

class CSTSManageChannelResp;

// CLASS DECLARATION

/**

 *  Handels the channel related operations of connection.

 *  Used for opening and closing logical channels.

 *

 *  @since 3.0

 */

NONSHARABLE_CLASS(CSTSChannelManager): public CBase

{

public: // Constructors and destructor

    /**

     * Two-phased constructor.

     */

    static CSTSChannelManager* NewL(CSTSApduExchanger* aApduExchanger);

    /**

     * Destructor.

     */

    virtual ~CSTSChannelManager();

public: // New functions

    /**

     * Requests free channel from the card.

     * @since 3.0

     * @return Opened channel or -1 if no free channel available or

     * other error code

     */

    TInt RequestChannel();

    /**

     * Closes the gived channel.

     * @since 3.0

     * @param aChannel Channel which will be closed

     * @return Error code

     */

    TInt CloseChannel(TInt aChannel);

private:

    /**

     * C++ default constructor.

     */

    CSTSChannelManager(CSTSApduExchanger* aApduExchanger);

    /**

     * By default Symbian 2nd phase constructor is private.

     */

    void ConstructL();

private: // Data

    //for sending apdus

    CSTSApduExchanger* iApduExchanger; //not owned

    //manage channel apdu, owned

    CSTSManageChannel* iCmdApdu;

    CSTSManageChannelResp* iRespApdu; //owned

};

} // namespace satsa

} // namespace java

#endif // CSTSCHANNELMANAGER_H

// End of File