/*

* Copyright (c) 2008-2010 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:

*

*/

package com.nokia.mj.impl.installer.midp2.uninstall.steps;

import com.nokia.mj.impl.installer.applicationregistrator.ApplicationRegistrator;

import com.nokia.mj.impl.installer.exetable.ExeBall;

import com.nokia.mj.impl.installer.exetable.ExeStep;

import com.nokia.mj.impl.installer.utils.InstallerException;

import com.nokia.mj.impl.installer.utils.Log;

import com.nokia.mj.impl.utils.Uid;

public class FinalizeUninstallation extends ExeStep

{

    public void execute(ExeBall aBall)

    {

        UninstallBall ball = (UninstallBall)aBall;

        ball.log("Finalizing uninstallation...");

        // Cleanup security components.

        ball.cleanupSecurity();

        if (ball.iArgs.get("forcecancel") != null)

        {

            InstallerException.internalError("FORCED CANCEL");

        }

        // User is not allowed to cancel uninstallation after this step.

        ball.setCanCancel(false);

        checkWaitAttribute(ball, "before storage commit");

        // StorageHandler must be committed before ApplicationRegistrator

        // so that platform specific application registry can use the data

        // in Java Storage (S60 AppArc re-scan)

        ball.iStorageHandler.commitSession();

        Log.log("StorageHandler committed");

        checkWaitAttribute(ball, "after storage commit");

        boolean result = ball.iIntegrityService.commit();

        //ball.log("IntegrityService commit result: " + result);

        if (!result)

        {

            InstallerException.internalError("IntegrityService commit failed");

        }

        Log.log("IntegrityService committed");

        checkWaitAttribute(ball, "after integrityservice commit");

        ball.iSifRegistrator.commitSession();

        Log.log("SifRegistrator committed");

        checkWaitAttribute(ball, "after sif commit");

        ball.iApplicationRegistrator.commitSession(false);

        Log.log("ApplicationRegistrator committed");

        checkWaitAttribute(ball, "after apparc commit");

        ball.iInstallationNotifier.finish(

            ball.iSuite.getUid(), ball.iInstallationNotifier.UNINSTALL_OK);

        Uid[] appUids = ball.iSuite.getApplicationUids();

        if (appUids != null)

        {

            try

            {

                // Notify platform that applications have been removed.

                ball.iSifRegistrator.notifyAppChange(

                    appUids, ball.iSifRegistrator.APP_REMOVED);

            }

            catch (Throwable t)

            {

                Log.logError("SifRegistrator.notifyAppChange failed", t);

            }

            if (ball.iCaptainMsgs)

            {

                // Notify JavaCaptain that application has been uninstalled.

                ball.getCaptainService().appUpdated(appUids, null);

                Log.log("JavaCaptain notified");

            }

            for (int i = 0; i < appUids.length; i++)

            {

                ball.log("Application with uid " + appUids[i] + " uninstalled");

            }

        }

        ball.log("Application suite with uid " + ball.iSuite.getUid() +

                 " successfully uninstalled.");

    }

    public void cancel(ExeBall aBall)

    {

        // nop

    }

    /**

     * Wait a moment if Nokia-MIDlet-Install-Commit-Wait atribute has been set.

     */

    private static void checkWaitAttribute(UninstallBall aBall, String aWaitMsg)

    {

        String commitWaitEnabled = System.getProperty(

                                       "com.nokia.mj.impl.installer.commitwaitenabled");

        if (commitWaitEnabled != null &&

                commitWaitEnabled.equalsIgnoreCase("true"))

        {

            Log.log("commitWaitEnabled: " + commitWaitEnabled);

            String waitValue = aBall.iSuite.getAttributeValue(

                                   "Nokia-MIDlet-Install-Commit-Wait");

            if (waitValue != null && waitValue.equalsIgnoreCase(aWaitMsg))

            {

                try

                {

                    int waitTime = 30; // secs

                    Log.log("Waiting " + waitTime + " secs " + aWaitMsg);

                    Thread.sleep(waitTime * 1000);

                }

                catch (InterruptedException ie)

                {

                }

            }

        }

    }

}