/*

* Copyright (c) 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:    Candidate store

*

*/

#include "natcandidatestore.h"

#include "natfwcandidate.h"

#include <s32file.h> 

#include "natcandidatestoreitem.h"

_LIT( KFileName, "E:\\natfwcandidates.bin" );

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

// CNATCandidateStore::CNATCandidateStore

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

//

CNATCandidateStore::CNATCandidateStore()

    {

    }

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

// CNATCandidateStore::ConstructL

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

//

void CNATCandidateStore::ConstructL()

    {

    User::LeaveIfError( iFileServer.Connect() );

    }

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

// CNATCandidateStore::NewL

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

//

CNATCandidateStore* CNATCandidateStore::NewL()

    {

    CNATCandidateStore* self = CNATCandidateStore::NewLC();

    CleanupStack::Pop( self );

    return self;

    }

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

// CNATCandidateStore::NewLC

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

//

CNATCandidateStore* CNATCandidateStore::NewLC()

    {

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

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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

// CNATCandidateStore::~CNATCandidateStore

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

//

CNATCandidateStore::~CNATCandidateStore()

    {

    iFileServer.Close();

    }

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

// CNATCandidateStore::WriteL

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

//

void CNATCandidateStore::WriteL( const RPointerArray<CNATFWCandidate>& aCandidates )

    {

    CNATCandidateStoreItem* item = CNATCandidateStoreItem::NewLC();

    RFileWriteStream outstream;

    outstream.PushL();

    User::LeaveIfError( outstream.Replace(

        iFileServer, KFileName, EFileStream | EFileWrite ) );

    TInt itemCount = aCandidates.Count();

    outstream.WriteInt32L( itemCount );

    for ( TInt i( 0 ); i < itemCount; i++ )

        {

        item->SetNATCandidate( *aCandidates[i] );

        outstream << *item;

        }

    outstream.CommitL();

    outstream.Pop();

    outstream.Close();

    CleanupStack::PopAndDestroy( item );

    }

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

// CNATCandidateStore::ReadL

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

//

void CNATCandidateStore::ReadL( RPointerArray<CNATFWCandidate>& aCandidates )

    {

    CNATCandidateStoreItem* item = CNATCandidateStoreItem::NewLC();

    RFileReadStream instream;

    instream.PushL();

    User::LeaveIfError( instream.Open(

        iFileServer, KFileName, EFileStream | EFileRead ) );

    TInt itemCount = instream.ReadInt32L();

    for ( TInt i ( 0 ); i < itemCount; i++ )

        {

        instream >> *item;

        aCandidates.AppendL( CNATFWCandidate::NewLC( item->NATCandidate() ) );

        CleanupStack::Pop( 1 );

        }

    instream.Pop();

    instream.Close();

    CleanupStack::PopAndDestroy( item );

    }