javamanager/javainstaller/installer/javasrc/com/nokia/mj/impl/installer/jsrpluginnotifier/InstallerExtension.java
/*
* 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:
*
*/
package com.nokia.mj.impl.installer.jsrpluginnotifier;
/**
* JSR Installer Plugin interface. All Java Installer
* JSR plugins must implement this interface and have
* constructor that accepts empty argument list.
* @see JsrPluginNotifier
*/
public interface InstallerExtension
{
/**
* This method is called when installation has been done
* nearly completely (only committing changes is left).
* @param aInstallerExtensionInfo installation info
* @return true if installation can be finished
* false if installation must be cancelled
*/
public boolean install(InstallerExtensionInfo aInstallerExtensionInfo);
/**
* This method is called when uninstallation is starting
* (all information is still available in databases).
* @param aInstallerExtensionInfo uninstallation info
* @return true if uninstallation can be finished
* false if uninstallation must be cancelled
*/
public boolean uninstall(InstallerExtensionInfo aInstallerExtensionInfo);
/**
* Called when installation has failed and will be rolled back.
* Called after install().
*
* @param aInstallerExtensionInfo installation info
*/
public void rollbackInstall(InstallerExtensionInfo aInstallerExtensionInfo);
/**
* Called when uninstallation has failed and will be rolled back.
* Called after uninstall().
*
* @param aInstallerExtensionInfo installation info
*/
public void rollbackUninstall(InstallerExtensionInfo aInstallerExtensionInfo);
}