示例#1
0
  /**
   * Performs tasks before shut down, such as writing the configuration file. This method can only
   * be called once, any further call will be ignored (no-op).
   */
  private static synchronized void performShutdownTasks() {
    // Return if shutdown tasks have already been performed
    if (shutdownTasksPerformed) return;

    TreeIOThreadManager.getInstance().interrupt();

    // Save snapshot
    try {
      MuConfigurations.saveSnapshot();
    } catch (Exception e) {
      LOGGER.warn("Failed to save snapshot", e);
    }

    // Save preferences
    try {
      MuConfigurations.savePreferences();
    } catch (Exception e) {
      LOGGER.warn("Failed to save configuration", e);
    }

    // Save shell history
    try {
      ShellHistoryManager.writeHistory();
    } catch (Exception e) {
      LOGGER.warn("Failed to save shell history", e);
    }

    // Write credentials file to disk, only if changes were made
    try {
      CredentialsManager.writeCredentials(false);
    } catch (Exception e) {
      LOGGER.warn("Failed to save credentials", e);
    }

    // Write bookmarks file to disk, only if changes were made
    try {
      BookmarkManager.writeBookmarks(false);
    } catch (Exception e) {
      LOGGER.warn("Failed to save bookmarks", e);
    }

    // Saves the current theme.
    try {
      ThemeManager.saveCurrentTheme();
    } catch (Exception e) {
      LOGGER.warn("Failed to save user theme", e);
    }

    // Saves the file associations.
    try {
      CommandManager.writeCommands();
    } catch (Exception e) {
      LOGGER.warn("Failed to save commands", e);
    }
    try {
      CommandManager.writeAssociations();
    } catch (Exception e) {
      LOGGER.warn("Failed to save associations", e);
    }

    // Saves the action keymap.
    try {
      ActionKeymapIO.saveActionKeymap();
    } catch (Exception e) {
      LOGGER.warn("Failed to save action keymap", e);
    }

    // Saves the command bar.
    try {
      CommandBarIO.saveCommandBar();
    } catch (Exception e) {
      LOGGER.warn("Failed to save command bar", e);
    }

    // Saves the tool bar.
    try {
      ToolBarIO.saveToolBar();
    } catch (Exception e) {
      LOGGER.warn("Failed to save toolbar", e);
    }

    // Shutdown tasks should only be performed once
    shutdownTasksPerformed = true;
  }
示例#2
0
  /**
   * Main method used to startup muCommander.
   *
   * @param args command line arguments.
   * @throws IOException if an unrecoverable error occurred during startup
   */
  public static void main(String args[]) throws IOException {
    try {
      int i; // Index in the command line arguments.

      // Initialises fields.
      // Whether or not to ignore warnings when booting.
      boolean fatalWarnings = false;
      verbose = true;

      // - Command line parsing -------------------------------------
      // ------------------------------------------------------------
      for (i = 0; i < args.length; i++) {
        // Print version.
        if (args[i].equals("-v") || args[i].equals("--version")) printVersion();

        // Print help.
        else if (args[i].equals("-h") || args[i].equals("--help")) printUsage();

        // Associations handling.
        else if (args[i].equals("-a") || args[i].equals("--assoc")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            com.mucommander.command.CommandManager.setAssociationFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set association files", e, fatalWarnings);
          }
        }

        // Custom commands handling.
        else if (args[i].equals("-f") || args[i].equals("--commands")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            com.mucommander.command.CommandManager.setCommandFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set commands file", e, fatalWarnings);
          }
        }

        // Bookmarks handling.
        else if (args[i].equals("-b") || args[i].equals("--bookmarks")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            com.mucommander.bookmark.BookmarkManager.setBookmarksFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set bookmarks file", e, fatalWarnings);
          }
        }

        // Configuration handling.
        else if (args[i].equals("-c") || args[i].equals("--configuration")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            MuConfigurations.setPreferencesFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set configuration file", e, fatalWarnings);
          }
        }

        // Shell history.
        else if (args[i].equals("-s") || args[i].equals("--shell-history")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            ShellHistoryManager.setHistoryFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set shell history file", e, fatalWarnings);
          }
        }

        // Keymap file.
        else if (args[i].equals("-k") || args[i].equals("--keymap")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            com.mucommander.ui.action.ActionKeymapIO.setActionsFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set keymap file", e, fatalWarnings);
          }
        }

        // Toolbar file.
        else if (args[i].equals("-t") || args[i].equals("--toolbar")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            ToolBarIO.setDescriptionFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set keymap file", e, fatalWarnings);
          }
        }

        // Commandbar file.
        else if (args[i].equals("-C") || args[i].equals("--commandbar")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            CommandBarIO.setDescriptionFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set commandbar description file", e, fatalWarnings);
          }
        }

        // Credentials file.
        else if (args[i].equals("-U") || args[i].equals("--credentials")) {
          if (i >= args.length - 1) printError("Missing FILE parameter to " + args[i], null, true);
          try {
            com.mucommander.auth.CredentialsManager.setCredentialsFile(args[++i]);
          } catch (Exception e) {
            printError("Could not set credentials file", e, fatalWarnings);
          }
        }

        // Preference folder.
        else if ((args[i].equals("-p") || args[i].equals("--preferences"))) {
          if (i >= args.length - 1)
            printError("Missing FOLDER parameter to " + args[i], null, true);
          try {
            PlatformManager.setPreferencesFolder(args[++i]);
          } catch (Exception e) {
            printError("Could not set preferences folder", e, fatalWarnings);
          }
        }

        // Extensions folder.
        else if ((args[i].equals("-e") || args[i].equals("--extensions"))) {
          if (i >= args.length - 1)
            printError("Missing FOLDER parameter to " + args[i], null, true);
          try {
            ExtensionManager.setExtensionsFolder(args[++i]);
          } catch (Exception e) {
            printError("Could not set extensions folder", e, fatalWarnings);
          }
        }

        // Ignore warnings.
        else if (args[i].equals("-i") || args[i].equals("--ignore-warnings")) fatalWarnings = false;

        // Fail on warnings.
        else if (args[i].equals("-w") || args[i].equals("--fail-on-warnings")) fatalWarnings = true;

        // Silent mode.
        else if (args[i].equals("-S") || args[i].equals("--silent")) verbose = false;

        // Verbose mode.
        else if (args[i].equals("-V") || args[i].equals("--verbose")) verbose = true;

        // Illegal argument.
        else break;
      }

      // - Configuration init ---------------------------------------
      // ------------------------------------------------------------

      // Ensure that a graphics environment is available, exit otherwise.
      checkHeadless();

      // Attempts to guess whether this is the first time muCommander is booted or not.
      boolean isFirstBoot;
      try {
        isFirstBoot = !MuConfigurations.isPreferencesFileExists();
      } catch (IOException e) {
        isFirstBoot = true;
      }

      // Load snapshot data before loading configuration as until version 0.9 the snapshot
      // properties
      // were stored as preferences so when loading such preferences they could overload snapshot
      // properties
      try {
        MuConfigurations.loadSnapshot();
      } catch (Exception e) {
        printFileError("Could not load snapshot", e, fatalWarnings);
      }

      // Configuration needs to be loaded before any sort of GUI creation is performed : under Mac
      // OS X, if we're
      // to use the metal look, we need to know about it right about now.
      try {
        MuConfigurations.loadPreferences();
      } catch (Exception e) {
        printFileError("Could not load configuration", e, fatalWarnings);
      }

      // - Logging configuration ------------------------------------
      // ------------------------------------------------------------
      MuLogging.configureLogging();

      // - MAC OS X specific init -----------------------------------
      // ------------------------------------------------------------
      // If muCommander is running under Mac OS X (how lucky!), add some glue for the main menu bar
      // and other OS X
      // specifics.
      if (OsFamilies.MAC_OS_X.isCurrent()) {
        // Use reflection to create an OSXIntegration instance so that ClassLoader
        // doesn't throw an NoClassDefFoundException under platforms other than Mac OS X
        try {
          Class<?> osxIntegrationClass = Class.forName("com.mucommander.ui.macosx.OSXIntegration");
          Constructor<?> constructor = osxIntegrationClass.getConstructor(new Class[] {});
          constructor.newInstance();
        } catch (Exception e) {
          LOGGER.debug("Exception thrown while initializing Mac OS X integration", e);
        }
      }

      // - muCommander boot -----------------------------------------
      // ------------------------------------------------------------
      // Adds all extensions to the classpath.
      try {
        ExtensionManager.addExtensionsToClasspath();
      } catch (Exception e) {
        LOGGER.debug("Failed to add extensions to the classpath", e);
      }

      // This the property is supposed to have the java.net package use the proxy defined in the
      // system settings
      // to establish HTTP connections. This property is supported only under Java 1.5 and up.
      // Note that Mac OS X already uses the system HTTP proxy, with or without this property being
      // set.
      System.setProperty("java.net.useSystemProxies", "true");

      // Shows the splash screen, if enabled in the preferences
      useSplash =
          MuConfigurations.getPreferences()
              .getVariable(
                  MuPreference.SHOW_SPLASH_SCREEN, MuPreferences.DEFAULT_SHOW_SPLASH_SCREEN);
      if (useSplash) {
        splashScreen = new SplashScreen(RuntimeConstants.VERSION, "Loading preferences...");
      }

      boolean showSetup;
      showSetup = MuConfigurations.getPreferences().getVariable(MuPreference.THEME_TYPE) == null;

      // Traps VM shutdown
      Runtime.getRuntime().addShutdownHook(new ShutdownHook());

      // Configure filesystems
      configureFilesystems();

      // Initializes the desktop.
      try {
        com.mucommander.desktop.DesktopManager.init(isFirstBoot);
      } catch (Exception e) {
        printError("Could not initialize desktop", e, true);
      }

      // Loads dictionary
      printStartupMessage("Loading dictionary...");
      try {
        com.mucommander.text.Translator.loadDictionaryFile();
      } catch (Exception e) {
        printError("Could not load dictionary", e, true);
      }

      // Loads custom commands
      printStartupMessage("Loading file associations...");
      try {
        com.mucommander.command.CommandManager.loadCommands();
      } catch (Exception e) {
        printFileError("Could not load custom commands", e, fatalWarnings);
      }

      // Migrates the custom editor and custom viewer if necessary.
      migrateCommand("viewer.use_custom", "viewer.custom_command", CommandManager.VIEWER_ALIAS);
      migrateCommand("editor.use_custom", "editor.custom_command", CommandManager.EDITOR_ALIAS);
      try {
        CommandManager.writeCommands();
      } catch (Exception e) {
        System.out.println("###############################");
        LOGGER.debug("Caught exception", e);
        // There's really nothing we can do about this...
      }

      try {
        com.mucommander.command.CommandManager.loadAssociations();
      } catch (Exception e) {
        printFileError("Could not load custom associations", e, fatalWarnings);
      }

      // Loads bookmarks
      printStartupMessage("Loading bookmarks...");
      try {
        com.mucommander.bookmark.BookmarkManager.loadBookmarks();
      } catch (Exception e) {
        printFileError("Could not load bookmarks", e, fatalWarnings);
      }

      // Loads credentials
      printStartupMessage("Loading credentials...");
      try {
        com.mucommander.auth.CredentialsManager.loadCredentials();
      } catch (Exception e) {
        printFileError("Could not load credentials", e, fatalWarnings);
      }

      // Loads shell history
      printStartupMessage("Loading shell history...");
      try {
        ShellHistoryManager.loadHistory();
      } catch (Exception e) {
        printFileError("Could not load shell history", e, fatalWarnings);
      }

      // Inits CustomDateFormat to make sure that its ConfigurationListener is added
      // before FileTable, so CustomDateFormat gets notified of date format changes first
      com.mucommander.text.CustomDateFormat.init();

      // Initialize file icons
      printStartupMessage("Loading icons...");
      // Initialize the SwingFileIconProvider from the main thread, see method Javadoc for an
      // explanation on why we do this now
      SwingFileIconProvider.forceInit();
      // The math.max(1.0f, ...) part is to workaround a bug which cause(d) this value to be set to
      // 0.0 in the configuration file.
      com.mucommander.ui.icon.FileIcons.setScaleFactor(
          Math.max(
              1.0f,
              MuConfigurations.getPreferences()
                  .getVariable(
                      MuPreference.TABLE_ICON_SCALE, MuPreferences.DEFAULT_TABLE_ICON_SCALE)));
      com.mucommander.ui.icon.FileIcons.setSystemIconsPolicy(
          MuConfigurations.getPreferences()
              .getVariable(
                  MuPreference.USE_SYSTEM_FILE_ICONS, MuPreferences.DEFAULT_USE_SYSTEM_FILE_ICONS));

      // Register actions
      printStartupMessage("Registering actions...");
      ActionManager.registerActions();

      // Loads the ActionKeymap file
      printStartupMessage("Loading actions shortcuts...");
      try {
        com.mucommander.ui.action.ActionKeymapIO.loadActionKeymap();
      } catch (Exception e) {
        printFileError("Could not load actions shortcuts", e, fatalWarnings);
      }

      // Loads the ToolBar's description file
      printStartupMessage("Loading toolbar description...");
      try {
        ToolBarIO.loadDescriptionFile();
      } catch (Exception e) {
        printFileError("Could not load toolbar description", e, fatalWarnings);
      }

      // Loads the CommandBar's description file
      printStartupMessage("Loading command bar description...");
      try {
        CommandBarIO.loadCommandBar();
      } catch (Exception e) {
        printFileError("Could not load commandbar description", e, fatalWarnings);
      }

      // Loads the themes.
      printStartupMessage("Loading theme...");
      com.mucommander.ui.theme.ThemeManager.loadCurrentTheme();

      // Starts Bonjour services discovery (only if enabled in prefs)
      printStartupMessage("Starting Bonjour services discovery...");
      com.mucommander.bonjour.BonjourDirectory.setActive(
          MuConfigurations.getPreferences()
              .getVariable(
                  MuPreference.ENABLE_BONJOUR_DISCOVERY,
                  MuPreferences.DEFAULT_ENABLE_BONJOUR_DISCOVERY));

      // Creates the initial main frame using any initial path specified by the command line.
      printStartupMessage("Initializing window...");
      String[] folders = new String[args.length - i];
      System.arraycopy(args, i, folders, 0, folders.length);
      WindowManager.createNewMainFrame(new CommandLineMainFrameBuilder(folders));

      // If no initial path was specified, start a default main window.
      if (WindowManager.getCurrentMainFrame() == null)
        WindowManager.createNewMainFrame(new DefaultMainFramesBuilder());

      // Done launching, wake up threads waiting for the application being launched.
      // Important: this must be done before disposing the splash screen, as this would otherwise
      // create a deadlock
      // if the AWT event thread were waiting in #waitUntilLaunched .
      synchronized (LAUNCH_LOCK) {
        isLaunching = false;
        LAUNCH_LOCK.notifyAll();
      }

      // Enable system notifications, only after MainFrame is created as SystemTrayNotifier needs to
      // retrieve
      // a MainFrame instance
      if (MuConfigurations.getPreferences()
          .getVariable(
              MuPreference.ENABLE_SYSTEM_NOTIFICATIONS,
              MuPreferences.DEFAULT_ENABLE_SYSTEM_NOTIFICATIONS)) {
        printStartupMessage("Enabling system notifications...");
        if (com.mucommander.ui.notifier.AbstractNotifier.isAvailable())
          com.mucommander.ui.notifier.AbstractNotifier.getNotifier().setEnabled(true);
      }

      // Dispose splash screen.
      if (splashScreen != null) splashScreen.dispose();

      // Check for newer version unless it was disabled
      if (MuConfigurations.getPreferences()
          .getVariable(MuPreference.CHECK_FOR_UPDATE, MuPreferences.DEFAULT_CHECK_FOR_UPDATE))
        new CheckVersionDialog(WindowManager.getCurrentMainFrame(), false);

      // If no theme is configured in the preferences, ask for an initial theme.
      if (showSetup) new InitialSetupDialog(WindowManager.getCurrentMainFrame()).showDialog();
    } catch (Throwable t) {
      // Startup failed, dispose the splash screen
      if (splashScreen != null) splashScreen.dispose();

      LOGGER.error("Startup failed", t);

      // Display an error dialog with a proper message and error details
      InformationDialog.showErrorDialog(null, null, Translator.get("startup_error"), null, t);

      // Quit the application
      WindowManager.quit();
    }
  }