/*

* Copyright (c) 2009 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:   ?Description

*

*/

#include <xml/documentparameters.h>

#include <xml/taginfo.h>

#include <xml/attribute.h>

#include "iaupdateinterdepxmlparser.h"

#include "iaupdatenodedependencyimpl.h"

#include "iaupdatenodeversionfloorxmlparser.h"

#include "iaupdatenodeversionroofxmlparser.h"

#include "iaupdatenodeuidxmlparser.h"

#include "iaupdatenodeembeddedxmlparser.h"

#include "iaupdateprotocolconsts.h"

CIAUpdateInterDepXmlParser* CIAUpdateInterDepXmlParser::NewL( 

                       RPointerArray< CIAUpdateNodeDependency >& aDependencies )

    {

    CIAUpdateInterDepXmlParser* self =

        CIAUpdateInterDepXmlParser::NewLC( aDependencies );

    CleanupStack::Pop( self );

    return self;

    }

CIAUpdateInterDepXmlParser* CIAUpdateInterDepXmlParser::NewLC( 

                       RPointerArray< CIAUpdateNodeDependency >& aDependencies )

    {

    CIAUpdateInterDepXmlParser* self =

        new( ELeave ) CIAUpdateInterDepXmlParser( aDependencies );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;    

    }

CIAUpdateInterDepXmlParser::CIAUpdateInterDepXmlParser( 

                       RPointerArray< CIAUpdateNodeDependency >& aDependencies )

: CIAUpdateXmlSubParser(),

  iDependencies( aDependencies )

    {

    }

void CIAUpdateInterDepXmlParser::ConstructL()

    {

    CIAUpdateXmlSubParser::ConstructL( IAUpdateProtocolConsts::KNodeDependency() );

    // Add sub parsers to the list

    // Notice! Because this parser may be used for multiple dependencies, the sub parsers

    // that are created here will take a pointer reference as their parameter. This way,

    // when the member variable changes here when dependency object is created, the sub parsers

    // are able to use the correct object when setting values.

    CIAUpdateNodeVersionXmlParser* versionFloorParser(

        CIAUpdateNodeVersionFloorXmlParser::NewLC( iDependency ) );

    SubParsers().AppendL( versionFloorParser );

    CleanupStack::Pop( versionFloorParser );

    CIAUpdateNodeVersionXmlParser* versionRoofParser(

        CIAUpdateNodeVersionRoofXmlParser::NewLC( iDependency ) );

    SubParsers().AppendL( versionRoofParser );

    CleanupStack::Pop( versionRoofParser );

    CIAUpdateNodeUidXmlParser* uidParser(

        CIAUpdateNodeUidXmlParser::NewLC( iDependency ) );

    SubParsers().AppendL( uidParser );

    CleanupStack::Pop( uidParser );

    CIAUpdateNodeEmbeddedXmlParser* embeddedParser(

        CIAUpdateNodeEmbeddedXmlParser::NewLC( iDependency ) );

    SubParsers().AppendL( embeddedParser );

    CleanupStack::Pop( embeddedParser );

    }

CIAUpdateInterDepXmlParser::~CIAUpdateInterDepXmlParser()

    {

    // Delete the dependency if it has been left hanging for some reason.

    delete iDependency;

    }

void CIAUpdateInterDepXmlParser::OnStartElementL( const Xml::RTagInfo& aElement, 

                                                  const Xml::RAttributeArray& aAttributes, 

                                                  TInt aErrorCode )

    {

    // Let the parent do forwarding to the sub parsers if necessary.

    CIAUpdateXmlSubParser::OnStartElementL( aElement, aAttributes, aErrorCode );

    // If the element is for this element, then create a new dependency object that will

    // be inserted to the dependency array when this element has been handled.

    if ( AcceptData() )

        {

        // Element parameter is for this class object.

        // If for some reason dependency has been hanging because of some error situation

        delete iDependency;

        iDependency = NULL;

        iDependency = CIAUpdateNodeDependency::NewL();

        }        

    }

void CIAUpdateInterDepXmlParser::OnEndElementL( const Xml::RTagInfo& aElement, 

                                                TInt aErrorCode )

    {

    // Let the parent do forwarding to the sub parsers if necessary.

    CIAUpdateXmlSubParser::OnEndElementL( aElement, aErrorCode );

    if ( IsElementEnded() 

         && iDependency )

        {

        // Element parameter is for this class object.

        // Append the handled dependency into the dependency array.

        iDependencies.AppendL( iDependency );

        iDependency = NULL;

        }            

    }