/*

* Copyright (c) 2002 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:  CSP session access container

*  				 This class maintain reference counted access to the CSP session

*

*/

// INCLUDE FILES

#include    <e32std.h>

#include    "CPEngAppAccessContainer.h"

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::CPEngAppAccessContainer

// C++ default constructor can NOT contain any code, that

// might leave.

// -----------------------------------------------------------------------------

//

CPEngAppAccessContainer::CPEngAppAccessContainer()

        : iReserved( 2 ) // Usually IM and PEC

    {

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

void CPEngAppAccessContainer::ConstructL(

    const TDesC& aAppId )

    {

    iAppId = aAppId.AllocL();

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::NewL

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

CPEngAppAccessContainer* CPEngAppAccessContainer::NewLC(

    const TDesC& aAppId )

    {

    CPEngAppAccessContainer* self = new( ELeave ) CPEngAppAccessContainer( );

    CleanupClosePushL( *self );

    self->ConstructL( aAppId );

    return self;

    }

// Destructor

CPEngAppAccessContainer::~CPEngAppAccessContainer()

    {

    iReserved.Reset();

    delete iAppId;

    }

/////////////////////////////////////////////////////////////////////////////////

// =============== New Functions of the main class =============================

/////////////////////////////////////////////////////////////////////////////////

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::AppId

// -----------------------------------------------------------------------------

//

const TDesC& CPEngAppAccessContainer::AppId() const

    {

    return *iAppId;

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::ActiveAccessCount

// -----------------------------------------------------------------------------

//

TInt CPEngAppAccessContainer::ActiveAccessCount()

    {

    return AccessCount() + iReserved.Count();

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::CloseAccess

// -----------------------------------------------------------------------------

//

TBool CPEngAppAccessContainer::CloseAccess()

    {

    Dec();

    // delete if access is zero

    if ( ( 0 == AccessCount() ) && ( iReserved.Count() == 0 ) )

        {

        delete this;

        return ETrue;

        }

    return EFalse;

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::ReserveProcessL

// -----------------------------------------------------------------------------

//

void CPEngAppAccessContainer::ReserveProcessL(

    const TDesC& aProcessId )

    {

    iReserved.InsertIsqL( aProcessId );

    Dec();

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::ActivateProcessIdL

// -----------------------------------------------------------------------------

//

void CPEngAppAccessContainer::ActivateProcessIdL(

    const TDesC& aProcessId )

    {

    TInt pos( KErrNotFound );

    if ( iReserved.FindIsq( aProcessId, pos ) != KErrNone )

        {

        User::LeaveIfError( KErrNotFound );

        }

    iReserved.Delete( pos );

    Inc();

    }

// -----------------------------------------------------------------------------

// CPEngAppAccessContainer::CloseContainer

// -----------------------------------------------------------------------------

//

void CPEngAppAccessContainer::CloseContainer()

    {

    iReserved.Reset();

    TInt count( AccessCount() );

    // can we delete straight, or we need to run down access count?

    if ( count == 0 )

        {

        delete this;

        return;

        }

    for ( TInt x( 0 ) ; x < count  ; ++x )

        {

        Close();

        }

    }

//  End of File