The LXR Cross Referencer OpenOffice.org/ installation/ javainstaller2/ src/ JavaSetup/ org/ openoffice/ setup/ Util/ InstallChangeCtrl.java	[ source navigation ] [ diff markup ] [ identifier search ] [ general search ]
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 /*************************************************************************
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  * 
  * Copyright 2008 by Sun Microsystems, Inc.
  *
  * OpenOffice.org - a multi-platform office productivity suite
  *
  * $RCSfile: InstallChangeCtrl.java,v $
  * $Revision: 1.5 $
  *
  * This file is part of OpenOffice.org.
  *
  * OpenOffice.org is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License version 3
  * only, as published by the Free Software Foundation.
  *
  * OpenOffice.org is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Lesser General Public License version 3 for more details
  * (a copy is included in the LICENSE file that accompanied this code).
  *
  * You should have received a copy of the GNU Lesser General Public License
  * version 3 along with OpenOffice.org.  If not, see
  * <http://www.openoffice.org/license.html>
  * for a copy of the LGPLv3 License.
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  ************************************************************************/
 
 package org.openoffice.setup.Util;
 
 import org.openoffice.setup.InstallData;
 import org.openoffice.setup.Installer.Installer;
 import org.openoffice.setup.Installer.InstallerFactory;
 import org.openoffice.setup.Panel.ChooseDirectory;
 import org.openoffice.setup.ResourceManager;
 import org.openoffice.setup.SetupData.PackageDescription;
 import org.openoffice.setup.SetupData.SetupDataProvider;
 import java.util.Enumeration;
 
 
 public class InstallChangeCtrl {
     
     private InstallChangeCtrl() {
     }
 
     static private void setUpdatePackage(PackageDescription packageData, InstallData installData) {
         if (( packageData.isUpdatePackage() == true )) {
             installData.setUpdatePackage(packageData);
         } else {
             for (Enumeration e = packageData.children(); e.hasMoreElements(); ) {
                 PackageDescription child = (PackageDescription) e.nextElement();
                 setUpdatePackage(child, installData);
             }
         }
     }
     
     static private void setChangeInstallDir(InstallData installData, Installer installer) {
         // setting the new install dir after analyzing the installation directory
         // of the installed update package.
         if ( installData.isRootInstallation() ) {
             String changeInstallDir = "/";
             installData.setInstallDir(changeInstallDir);
         } else {
             String changeInstallDir = installer.getChangeInstallDir(installData.getUpdatePackage());
             installData.setInstallDir(changeInstallDir);
         }
     }
 
     // static public void checkInstallChange(InstallData data, ChooseDirectory panel) {
     static public void checkInstallChange(InstallData data) {
 
         Installer installer = InstallerFactory.getInstance();            
         PackageDescription packageData = SetupDataProvider.getPackageDescription();
 
         if ( data.getUpdatePackage() == null ) {
             setUpdatePackage(packageData, data);
         }
 
         if ( data.getUpdatePackage() != null ) {
 
             // resetting values, if database was changed during user installation
             data.setOlderVersionExists(false);
             data.setNewerVersionExists(false);
             data.setSameVersionExists(false);           
 
             boolean packageIsInstalled = installer.isPackageInstalled(data.getUpdatePackage(), data);
             if ( packageIsInstalled ) {
 
                 // Checking version of installed package:
                 // If installed package is older: Force update mode, no selection of packages
                 // If installed package is equal: Force maintenance mode, only selection of packages
                 // If installed package is newer: Abort installation with message
 
                 // Setting specific values for the different update scenarios
                 if ( installer.isInstalledPackageOlder(data.getUpdatePackage(), data) ) {
                     data.setOlderVersionExists(true);
                     // All installed packages will be updated -> determining which packages are installed
                     System.err.println("An older product is installed");
                 } else if ( installer.isInstallSetPackageOlder(data.getUpdatePackage(), data) ) {
                     data.setNewerVersionExists(true);
                     System.err.println("A newer product is installed");
                 } else {
                     data.setSameVersionExists(true);            
                     System.err.println("Same product is installed");
                 }
 
                 // If installed package is older or equal, the installdir has to be fixed
                 // if this is a root installation
                 if ( data.isRootInstallation() ) {
                     setChangeInstallDir(data, installer);
                     data.setIsChangeInstallation(true);
                 }
 
                 // Exit installation, if update is not wanted and this is a root installation.
                 // In installations without root privileges, the user can choose another installation
                 // directory (ChooseDirectoryCtrl.java).
                 if ( data.isRootInstallation() && data.dontUpdate() && data.olderVersionExists() ) {
                     System.err.println("Error: An older version is already installed in directory " + data.getInstallDir() + "!");
                     String message1 = ResourceManager.getString("String_Older_Version_Installed_Found") 
                                     + "\n" + data.getInstallDir() + "\n";
                     String message2 = ResourceManager.getString("String_Older_Version_Installed_Remove");
                     String message = message1 + "\n" + message2;
                     String title = ResourceManager.getString("String_Error");
                     Informer.showErrorMessage(message, title);
                     System.exit(1);
                 }
             }
         }   
     }
 
 }

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