/** Returns the HTTP headers. */
  @get:JvmName("headers") val headers: Headers,
  /**
   * Returns a non-null value if this response was passed to [Callback.onResponse] or returned
   * from [Call.execute]. Response bodies must be [closed][ResponseBody] and may
   * be consumed only once.
   *

    private static String crawlLabelId;

    @BeforeAll
    protected static void initAll() {
        RestAssured.baseURI = getFessUrl();
        settingTestToken();

        // create and execute a file crawler
        labelId = createLabel();
        crawlLabelId = createCrawlLabel();

        createFileConfig();
        logger.info("FileConfig is created");
        refresh();

                Artifact artifact = node.getArtifact();

                if (resolutionFilter == null || resolutionFilter.include(artifact)) {
                    executor.execute(new ResolveTask(
                            classLoader, latch, artifact, session, node.getRemoteRepositories(), result));
                } else {
                    latch.countDown();
                }
            }

	for _, pod := range pods.Items {
		byConfigDump, err := client.EnvoyDo(context.TODO(), pod.Name, pod.Namespace, "GET", "config_dump")
		if err != nil {
			return fmt.Errorf("failed to execute command on ingress gateway sidecar: %v", err)
		}
		cd := configdump.Wrapper{}
		err = cd.UnmarshalJSON(byConfigDump)
		if err != nil {

	rootCmd := Cmd(ctx)
	rootCmd.SetArgs(c.args)

	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	if c.namespace != "" {
		describeNamespace = c.namespace
	}

	fErr := rootCmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

///

```Python hl_lines="4  12  20"
{!> ../../docs_src/dependencies/tutorial008.py!}
```

////

And all of them can use `yield`.

In this case `dependency_c`, to execute its exit code, needs the value from `dependency_b` (here named `dep_b`) to still be available.

And, in turn, `dependency_b` needs the value from `dependency_a` (here named `dep_a`) to be available for its exit code.

      public Thread newThread(Runnable r) {
        return new Thread(r);
      }
    }

    public static final class DummyExecutor implements Executor, Serializable {
      @Override
      public void execute(Runnable command) {}
    }
  }

  private static final class NullByteSink extends ByteSink implements Serializable {
    private static final NullByteSink INSTANCE = new NullByteSink();

    @Override

    listeners.addListener(listener, executor);
  }

  @Override
  public String toString() {
    return getClass().getSimpleName() + " [" + state() + "]";
  }

  /**
   * Attempts to execute all the listeners in {@link #listeners} while not holding the {@link
   * #monitor}.
   */
  private void dispatchListenerEvents() {
    if (!monitor.isOccupiedByCurrentThread()) {
      listeners.dispatch();
    }

			validateCmd.SetArgs(c.args)

			// capture output to keep test logs clean
			var out bytes.Buffer
			validateCmd.SetOut(&out)
			validateCmd.SetErr(&out)

			err := validateCmd.Execute()
			if (err != nil) != c.wantError {
				t.Errorf("unexpected validate return status: got %v want %v: \nerr=%v",
					err != nil, c.wantError, err)
			}
			output := out.String()

 * multiple routes to be attempted simultaneously.
 *
 * Events and sequences of events may be repeated for retries and follow-ups.
 *
 * All event methods must execute fast, without external locking, cannot throw exceptions, attempt
 * to mutate the event parameters, or be re-entrant back into the client. Any IO - writing to files
 * or network should be done asynchronously.
 */