@Override
public void shutdown() {
if (closed.compareAndSet(false, true)) {
if (scheduler != null) {
logger.debug("Shutting down the scheduler");
scheduler.shutdown();
}
shellScope.closeAllResources();
shellHttpClient.shutdown();
console.println();
console.println(MessagesProvider.getMessage(ShellSettings.BYE_MESSAGE));
console.shutdown();
}
}