javamanager/javainstaller/installer/javasrc/com/nokia/mj/impl/installer/midp2/uninstall/steps/NotifyJsrPlugins.java
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 17 Sep 2010 08:28:21 +0300
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/*
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* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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package com.nokia.mj.impl.installer.midp2.uninstall.steps;
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import com.nokia.mj.impl.installer.exetable.ExeBall;
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import com.nokia.mj.impl.installer.exetable.ExeStep;
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import com.nokia.mj.impl.installer.jsrpluginnotifier.InstallerExtensionInfo;
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import com.nokia.mj.impl.installer.jsrpluginnotifier.JsrPluginNotifier;
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import com.nokia.mj.impl.utils.Uid;
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/**
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 * MIDP uninstallation step NotifyJsrPlugins.
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 * Added to MIDP2 Uninstall table in com.nokia.mj.impl.installer.Installer
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 */
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public class NotifyJsrPlugins extends ExeStep
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{
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    public void execute(ExeBall aBall)
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    {
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        UninstallBall ball = (UninstallBall)aBall;
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        // If any Jsr plugins, notify plugins.
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        if (ball.iJsrPluginNotifier.anyJsrPlugins())
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        {
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            ball.iJsrPluginNotifier.notifyUninstallation(
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                createInstallerExtensionInfo(ball));
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        }
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    }
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    public void cancel(ExeBall aBall)
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    {
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        UninstallBall ball = (UninstallBall)aBall;
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        // Notify possible plugins that uninstallation has been cancelled.
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        if (ball.iJsrPluginNotifier.anyJsrPlugins())
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        {
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            ball.iJsrPluginNotifier.notifyRollbackUninstall(
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                createInstallerExtensionInfo(ball));
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        }
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    }
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    private InstallerExtensionInfo createInstallerExtensionInfo(UninstallBall aBall)
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    {
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        InstallerExtensionInfo info = new InstallerExtensionInfo();
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        // Beware, it is possible that aBall has not been fully initialized.
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        if (aBall.iSuite != null)
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        {
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            info.iUid = aBall.iSuite.getUid();
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            info.iAppUids = aBall.iSuite.getApplicationUids();
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            info.iAttributes = aBall.iSuite.getAttributes();
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            info.iRootPath = aBall.iSuite.getRootDir();
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        }
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        info.iUpgrade = false;
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        info.iSilent = aBall.isSilent();
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        if (aBall.iStorageHandler != null)
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        {
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            info.iStorageSession = aBall.iStorageHandler.getSession();
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        }
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        return info;
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    }
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}