void (@NotNull @NlsContexts.NotificationContent String cause, @Nullable NotificationListener listener) { LOG.warn(cause); String title = IdeCoreBundle.message("watcher.slow.sync"); Notification notification = new Notification("File Watcher Messages", title, cause, NotificationType.WARNING) .setSuggestionType(true); if (listener != null) { //noinspection deprecation notification.setListener(listener); } notification.notify(null); }