Connection Name

Connections can be assigned a name which will appear in some of the server monitoring data. This name is not required, but is highly recommended as a friendly connection name will help in monitoring, error reporting, debugging, and testing.

{% tabs %} {% tab title=”Go” %}

  1. nc, err := nats.Connect("demo.nats.io", nats.Name("API Name Option Example"))
  2. if err != nil {
  3.     log.Fatal(err)
  4. }
  5. defer nc.Close()
  7. // Do something with the connection

{% endtab %}

{% tab title=”Java” %}

  1. Options options = new Options.Builder().
  2.                             server("nats://demo.nats.io:4222").
  3.                             connectionName("API Name Option Example"). // Set Name
  4.                             build();
  5. Connection nc = Nats.connect(options);
  7. // Do something with the connection
  9. nc.close();

{% endtab %}

{% tab title=”JavaScript” %}

  1.  const nc = await connect({
  2.     name: "my-connection",
  3.     servers: ["demo.nats.io:4222"],
  4. });

{% endtab %}

{% tab title=”Python” %}

  1. nc = NATS()
  2. await nc.connect(
  3.     servers=["nats://demo.nats.io:4222"], 
  4.     name="API Name Option Example")
  6. # Do something with the connection
  8. await nc.close()

{% endtab %}

{% tab title=”Ruby” %}

  1. require 'nats/client'
  3. NATS.start(servers: ["nats://demo.nats.io:4222"], name: "API Name Option Example") do |nc|
  4.    # Do something with the connection
  6.    # Close the connection
  7.    nc.close
  8. end

{% endtab %}

{% tab title=”C” %}

  1. natsConnection      *conn    = NULL;
  2. natsOptions         *opts    = NULL;
  3. natsStatus          s        = NATS_OK;
  5. s = natsOptions_Create(&opts);
  6. if (s == NATS_OK)
  7.     s = natsOptions_SetName(opts, "API Name Option Example");
  8. if (s == NATS_OK)
  9.     s = natsConnection_Connect(&conn, opts);
  11. (...)
  13. // Destroy objects that were created
  14. natsConnection_Destroy(conn);
  15. natsOptions_Destroy(opts);

{% endtab %} {% endtabs %}