code: @Inject
      public void setHub(IOHubProvider hub) {
          this.hub = hub;
          handler = new JnlpProtocol4Handler(JnlpAgentReceiver.DATABASE, Computer.threadPoolForRemoting, hub.getHub(),
                  sslContext, false, true);
      }
docs: Inject the {@link IOHubProvider}
  
  @param hub the hub provider.