/*

* Copyright (c) 2008 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:  ApplicationInfoService provide a storage place for singleton

*                instance of ApplicationInfo object.

*

*/

#include "logger.h"

#include "monitor.h"

#include "javaoslayer.h"

#include "applicationinfo.h"

#include "applicationinfosetter.h"

#include "exceptionbase.h"

// ======== STATIC VARIABLES ========

/**

* Singleton

*/

//OS_NONSHARABLE_CLASS(AppInfoGlobals)

class AppInfoGlobals

{

public:

    AppInfoGlobals() : mAppInfo(0)

    {

    }

public:

    const java::runtime::ApplicationInfo* mAppInfo;

};

#if defined(__WINSCW__)

#include <pls.h>

AppInfoGlobals* getAppInfoGlobals()

{

    // Access the PLS of this process

    AppInfoGlobals* globals  =

        Pls<AppInfoGlobals>(TUid::Uid(0x200211DE));

    return globals;

}

#else

static AppInfoGlobals* sGlobals = 0;

AppInfoGlobals* getAppInfoGlobals()

{

    if (sGlobals == 0)

    {

        sGlobals = new AppInfoGlobals();

    }

    return sGlobals;

}

#endif

OS_EXPORT java::runtime::ApplicationInfo::ApplicationInfo()

{

}

OS_EXPORT java::runtime::ApplicationInfo::~ApplicationInfo()

{

}

OS_EXPORT void java::util::setApplicationInfoProvider(const java::runtime::ApplicationInfo& appInfo)

{

    AppInfoGlobals* globals = getAppInfoGlobals();

    if (globals->mAppInfo != 0)

    {

        delete globals->mAppInfo;

    }

    globals->mAppInfo = &appInfo;

}

OS_EXPORT const java::runtime::ApplicationInfo& java::runtime::ApplicationInfo::getInstance()

{

    AppInfoGlobals* globals = getAppInfoGlobals();

    if (globals->mAppInfo == 0)

    {

        {

            std::string errorStr = "ApplicationInfo service provider not available";

            throw java::util::ExceptionBase(errorStr, __FILE__, __FUNCTION__, __LINE__);

        }

    }

    return *globals->mAppInfo;

}