/*

* Copyright (c) 2002-2007 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: Handle to a landmark database.

*

*

*/

#include <ecom/ecom.h>

#include <uri16.h>

#include "EPos_CPosLandmarkDatabase.h"

#include "EPos_LandmarksUids.hrh"

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

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

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

//

EXPORT_C CPosLandmarkDatabase::CPosLandmarkDatabase()

    {

    }

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

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

//

EXPORT_C CPosLandmarkDatabase* CPosLandmarkDatabase::OpenL()

    {

    TUid implementationUid;

    implementationUid.iUid = KPosLmLocalDatabaseImplUid;

    // Check if any implementation supports this protocol

    TUid interfaceUid;

    interfaceUid.iUid = KPosLmDatabaseIfUid;

    RImplInfoPtrArray implInfoArray;

    REComSession::ListImplementationsL(interfaceUid, implInfoArray);

    if (implInfoArray.Count() == 0)

        {

        User::Leave(KErrNotSupported);

        }

    else

        {

        implInfoArray.ResetAndDestroy();

        }

    TAny* ptr = REComSession::CreateImplementationL(

        implementationUid,

        _FOFF(CPosLandmarkDatabase, iDtorIdKey),

        NULL);

    return reinterpret_cast<CPosLandmarkDatabase*>(ptr);

    }

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

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

//

EXPORT_C CPosLandmarkDatabase* CPosLandmarkDatabase::OpenL(

    const TDesC&  aDatabaseUri)

    {

    // Determine which implementation id to use by checking the protocol of

    // the URI (e.g. http). If no protocol is specified "file" is used.

    _LIT8(KDefaultProtocol, "file");

    _LIT(KProtocolDelimiter, "://");

    TInt position = aDatabaseUri.Find(KProtocolDelimiter);

    TEComResolverParams params;

    HBufC8* protocol8 = NULL;

    if (position != KErrNotFound && position != 0)

        {

        protocol8 = HBufC8::NewLC(position + 1);

        protocol8->Des().FillZ();

        protocol8->Des().Copy(aDatabaseUri.Left(position));

        params.SetDataType(*protocol8);

        }

    else

        {

        params.SetDataType(KDefaultProtocol);

        }

    // Check if any implementation supports this protocol

    TUid interfaceUid;

    interfaceUid.iUid = KPosLmDatabaseIfUid;

    RImplInfoPtrArray implInfoArray;

    REComSession::ListImplementationsL(interfaceUid, params, implInfoArray);

    if (implInfoArray.Count() == 0)

        {

        User::Leave(KErrNotSupported);

        }

    else

        {

        implInfoArray.ResetAndDestroy();

        }

    // Send the protocol name to the Ecom server

    // which determines the implementation.

    HBufC* strPtr = aDatabaseUri.AllocLC();

    TAny* ptr = REComSession::CreateImplementationL(

        interfaceUid,

        _FOFF(CPosLandmarkDatabase, iDtorIdKey),

        strPtr,

        params);

    CleanupStack::PopAndDestroy(strPtr);

    if (protocol8)

        {

        CleanupStack::PopAndDestroy(protocol8);

        }

    return reinterpret_cast<CPosLandmarkDatabase*>(ptr);

    }

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

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

//

EXPORT_C CPosLandmarkDatabase::~CPosLandmarkDatabase()

    {

    // Destroy any instance variables and then inform the framework that this

    // specific instance of the interface has been destroyed.

    REComSession::DestroyedImplementation(iDtorIdKey);

    }

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

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

//

TUid CPosLandmarkDatabase::ImplementationId() const

    {

    return REComSession::GetImplementationUidL (iDtorIdKey);//iDtorIdKey;

    //return iDtorIdKey;

    }