/*

* Copyright (c) 2005 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: This class manages the collection of protocol-specific database manager

*  implementations.

*

*

*/

// INCLUDE FILES

#include <ecom/ecom.h>

#include <EPos_LandmarksDbManagerUids.hrh>

#include <EPos_LandmarksErrors.h>

#include <EPos_CPosLmDatabaseManagerPluginBase.h>

#include "EPos_CPosLmDbManPluginInfo.h"

#include "EPos_CPosLmDbManPluginStore.h"

// ================= LOCAL FUNCTIONS ========================

void CleanupImplInfoPointerArray(TAny* aArray)

    {

    (reinterpret_cast<RImplInfoPtrArray*>(aArray))->ResetAndDestroy();

    }

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

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

// CPosLmDbManPluginStore::CPosLmDbManPluginStore

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

// might leave.

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

//

CPosLmDbManPluginStore::CPosLmDbManPluginStore()

    {

    }

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

// CPosLmDbManPluginStore::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CPosLmDbManPluginStore::ConstructL(TAny* aConstructionParams)

    {

    // List implementations that support this protocol

    TUid interfaceUid;

    interfaceUid.iUid = KPosLmDbManagerBaseIfUid;

    RImplInfoPtrArray implInfoArray;

    CleanupStack::PushL(TCleanupItem(CleanupImplInfoPointerArray,

                                     &implInfoArray));

    REComSession::ListImplementationsL(interfaceUid, implInfoArray);

    TInt count = implInfoArray.Count();

    if (count == 0)

        {

        User::Leave(KErrNotSupported);

        }

    for (TInt i = 0; i < count; i++)

        {

        TUid implementationUid =

            reinterpret_cast<CImplementationInformation*>(implInfoArray[i])->

            ImplementationUid();

        CPosLmDbManPluginInfo* plugin =

            CPosLmDbManPluginInfo::NewLC(

                implementationUid, aConstructionParams);

        iPlugins.AppendL(plugin);

        CleanupStack::Pop(plugin);

        }

    CleanupStack::PopAndDestroy(&implInfoArray);

    }

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

// CPosLmDbManPluginStore::NewL

// Two-phased constructor.

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

//

CPosLmDbManPluginStore* CPosLmDbManPluginStore::NewL(

    TAny* aConstructionParams)

    {

    CPosLmDbManPluginStore* self = new( ELeave ) CPosLmDbManPluginStore;

    CleanupStack::PushL(self);

    self->ConstructL(aConstructionParams);

    CleanupStack::Pop(self);

    return self;

    }

// Destructor

CPosLmDbManPluginStore::~CPosLmDbManPluginStore()

    {

    iPlugins.ResetAndDestroy();

    }

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

// CPosLmDbManPluginStore::GetInstanceL

//

// (other items were commented in a header).

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

//

CPosLmDatabaseManagerPluginBase* CPosLmDbManPluginStore::GetInstanceL(

    const TDesC& aProtocol)

    {

    TBool found = EFalse;

    TInt count = iPlugins.Count();

    TInt index;

    for (index = 0; index < count && !found; index++)

        {

        if (aProtocol == iPlugins[index]->Instance()->Protocol())

            {

            found = ETrue;

            }

        }

    if (!found)

        {

        User::Leave(KErrNotSupported);

        }

    return iPlugins[--index]->Instance();

    }

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

// CPosLmDbManPluginStore::NumberOfInstances

//

// (other items were commented in a header).

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

//

TInt CPosLmDbManPluginStore::NumberOfInstances() const

    {

    return iPlugins.Count();

    }

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

// CPosLmDbManPluginStore::GetInstanceAt

//

// (other items were commented in a header).

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

//

CPosLmDatabaseManagerPluginBase* CPosLmDbManPluginStore::GetInstanceAt(

    TInt aIndex)

    {

    return iPlugins[aIndex]->Instance();

    }

// End of File