code: public static Mono<Void> disposeLoopsAndConnectionsLater() {
  		return Mono.defer(() -> {
  			HttpResources resources = httpResources.getAndSet(null);
  			if (resources != null) {
  				return resources._disposeLater();
  			}
  			return Mono.empty();
  		});
  	}
docs: Prepare to shutdown the global {@link HttpResources} without resetting them,
  effectively cleaning up associated resources without creating new ones. This only
  occurs when the returned {@link Mono} is subscribed to.
  
  @return a {@link Mono} triggering the {@link #disposeLoopsAndConnections()} when subscribed to.