void (String[] args) { new Notification("my.balloon", "Content", NotificationType.INFORMATION); NotificationGroupManager.getInstance().getNotificationGroup("my.balloon"); new Notification("<error descr="Cannot resolve notification group id 'INVALID_VALUE'">INVALID_VALUE</error>", "Content", NotificationType.INFORMATION); NotificationGroupManager.getInstance().getNotificationGroup("<error descr="Cannot resolve notification group id 'INVALID_VALUE'">INVALID_VALUE</error>"); }