/** * The dependent service is available and the bundle will start. * * @param dependentService the UIService this activator is waiting. */ @Override public void start(Object dependentService) { if (logger.isDebugEnabled()) logger.debug("Update checker [STARTED]"); ConfigurationService cfg = getConfiguration(); if (OSUtils.IS_WINDOWS) { updateService = new Update(); bundleContext.registerService(UpdateService.class.getName(), updateService, null); // Register the "Check for Updates" menu item if // the "Check for Updates" property isn't disabled. if (!cfg.getBoolean(CHECK_FOR_UPDATES_MENU_DISABLED_PROP, false)) { // Register the "Check for Updates" menu item. CheckForUpdatesMenuItemComponent checkForUpdatesMenuItemComponent = new CheckForUpdatesMenuItemComponent(Container.CONTAINER_HELP_MENU); Hashtable<String, String> toolsMenuFilter = new Hashtable<String, String>(); toolsMenuFilter.put(Container.CONTAINER_ID, Container.CONTAINER_HELP_MENU.getID()); bundleContext.registerService( PluginComponent.class.getName(), checkForUpdatesMenuItemComponent, toolsMenuFilter); } // Check for software update upon startup if enabled. if (cfg.getBoolean(UPDATE_ENABLED, true)) updateService.checkForUpdates(false); } if (cfg.getBoolean(CHECK_FOR_UPDATES_DAILY_ENABLED_PROP, false)) { logger.info("Scheduled update checking enabled"); // Schedule a "check for updates" task that will run once a day int hoursToWait = calcHoursToWait(); Runnable updateRunnable = new Runnable() { public void run() { logger.debug("Performing scheduled update check"); getUpdateService().checkForUpdates(false); } }; mUpdateExecutor = Executors.newSingleThreadScheduledExecutor(); mUpdateExecutor.scheduleAtFixedRate( updateRunnable, hoursToWait, 24 * 60 * 60, TimeUnit.SECONDS); } if (logger.isDebugEnabled()) logger.debug("Update checker [REGISTERED]"); }
/** * Calculate the number of hour to wait until the first scheduled update check. This will only be * called if daily checking for config updates is enabled * * @return The number of hours to wait */ private int calcHoursToWait() { // The hours to wait is the number of hours until midnight tonight (24 // minus the current hour) plus the hour that the config says updates // should be return 24 - Calendar.getInstance().get(Calendar.HOUR_OF_DAY) + configuration.getInt(CHECK_FOR_UPDATES_DAILY_TIME_PROP, 0); }