/*

* Copyright (c) 2010 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:

*

*/

#include <e32base.h>

#include <centralrepository.h>

#include "coreinterface.h"

#include "eventconsumerinterface.h"

#include "logger.h"

#include "cenreplistener.h"

#include "settingschangeeventsprovidermessages.h"

namespace java

{

namespace captain

{

// General listener used as a base value indicating that whole repository is being

// listened instead of individual key.

CenRepListener::CenRepListener() : mKeyType(CenRepListener::GENERAL_LISTENER)

{

}

CenRepListener::~CenRepListener()

{

    close();

}

void CenRepListener::close()

{

    if (mNotifyHandler)

    {

        mNotifyHandler->StopListening();

        delete mNotifyHandler;

        mNotifyHandler = 0;

    }

    if (mCenRepSession)

    {

        delete mCenRepSession;

        mCenRepSession = 0;

    }

}

CenRepListener* CenRepListener::NewL(CoreInterface* aCore, TUid aRepoId, TUint32 aKeyId,

                                     CCenRepNotifyHandler::TCenRepKeyType aKeyType)

{

    CenRepListener* crListener = new(ELeave)  CenRepListener();

    CleanupStack::PushL(crListener);

    crListener->ConstructL(aCore, aRepoId, aKeyId, aKeyType);

    CleanupStack::Pop(crListener);

    return (crListener);

}

void CenRepListener::ConstructL(CoreInterface* aCore, TUid aRepoId, TUint32 aKeyId,

                                CCenRepNotifyHandler::TCenRepKeyType aKeyType)

{

    mCore = aCore;

    mRepoId = aRepoId;

    mKeyType = aKeyType;

    mCenRepSession = CRepository::NewL(mRepoId);

    mNotifyHandler = CCenRepNotifyHandler::NewL(*this, *mCenRepSession,

                     aKeyType, aKeyId);

    mNotifyHandler->StartListeningL();

}

void CenRepListener::HandleNotifyString(TUint32 aKeyId, const TDesC16& /*aNewValue*/)

{

    if (KCRUidJavaRuntime == mRepoId && KJavaRuntimeMIDPClasspath == aKeyId)

    {

        ILOG(EJavaCaptain, "CenRepListener::HandleNotifyString: change notified "

             "in key KJavaRuntimeMIDPClasspath");

        dispatchEvent(SETTINGS_CHANGE_EVENT_PROVIDER,

                      MIDP_CLASS_PATH_CHANGE);

    }

    else

    {

        WLOG1(EJavaCaptain, "Change in Unrecognised cenrep string key noticed! "

              "CR Key= %0x", aKeyId);

    }

}

void CenRepListener::HandleNotifyError(TUint32 aKeyId, TInt aError, CCenRepNotifyHandler* /* aHandler */)

{

    ELOG2(EJavaCaptain, "Error (code: %d) occured when listening changes on "

          "Cenrep key (Key ID: %0x). Listening stopped!", aError, aKeyId);

    close();

}

void CenRepListener::dispatchEvent(const std::string& aEvent,

                                   const SettingsChangeEventType_t& aType) const

{

    ILOG2(EJavaCaptain, "CenRepListener::dispatchEvent: dispatching event=%s "

          "type=%d", aEvent.c_str(), aType);

    CommsMessage eventMsg;

    setSettingsChangeEventMessageParams(eventMsg, aType);

    mCore->getEventDispatcher()->event(aEvent, eventMsg);

}

} // namespace captain

} // namespace java