val t1 = makeSynchronousCall(client.newCall(newRequest("http://a/3")))
    ready.await(5, TimeUnit.SECONDS)
    executor.finishJob("http://a/2")
    assertThat(idle.get()).isFalse()
    proceed.countDown()
    t1.join()
    assertThat(idle.get()).isTrue()
  }

  @Test
  fun executionRejectedImmediately() {
    val request = newRequest("http://a/1")
    executor.shutdown()

   *   public boolean isDone() {
   *     return ref.get() == null;
   *   }
   * });
   * }</pre>
   *
   * @throws RuntimeException if timed out or interrupted while waiting
   */
  public static void awaitClear(WeakReference<?> ref) {
    awaitDone(
        new FinalizationPredicate() {
          @Override
          public boolean isDone() {
            return ref.get() == null;
          }
        });
  }

That's it.

**2 lines**.

And it has the same shape and structure that all your *path operation functions* have.

You can think of it as a *path operation function* without the "decorator" (without the `@app.get("/some-path")`).

And it can return anything you want.

In this case, this dependency expects:

* An optional query parameter `q` that is a `str`.

        method == "REPORT"
    )

  @JvmStatic // Despite being 'internal', this method is called by popular 3rd party SDKs.
  fun permitsRequestBody(method: String): Boolean = !(method == "GET" || method == "HEAD")

  fun redirectsWithBody(method: String): Boolean = method == "PROPFIND"

  fun redirectsToGet(method: String): Boolean = method != "PROPFIND"

	// Server initialization.
	router := mux.NewRouter().SkipClean(true).UseEncodedPath()
	handler := setCrossDomainPolicyMiddleware(router)
	srv := httptest.NewServer(handler)

	resp, err := http.Get(srv.URL + crossDomainXMLEntity)
	if err != nil {
		t.Fatal(err)
	}
	if resp.StatusCode != http.StatusOK {
		t.Fatal("Unexpected http status received", resp.Status)
	}

// such as standard and RRS parity.
func loadClusterConfigMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	clusterDriveMetrics, err := c.clusterDriveMetrics.Get()
	if err != nil {
		metricsLogIf(ctx, err)
	} else {
		m.Set(configStandardParity, float64(clusterDriveMetrics.storageInfo.Backend.StandardSCParity))

      shuffledList = shuffledCopy(shuffledList, new Random(5));

      T min = strictlyOrderedList.get(0);
      T max = strictlyOrderedList.get(strictlyOrderedList.size() - 1);

      T first = shuffledList.get(0);
      T second = shuffledList.get(1);
      T third = shuffledList.get(2);
      T[] rest = shuffledList.subList(3, shuffledList.size()).toArray(emptyArray);

      shuffledList = shuffledCopy(shuffledList, new Random(5));

      T min = strictlyOrderedList.get(0);
      T max = strictlyOrderedList.get(strictlyOrderedList.size() - 1);

      T first = shuffledList.get(0);
      T second = shuffledList.get(1);
      T third = shuffledList.get(2);
      T[] rest = shuffledList.subList(3, shuffledList.size()).toArray(emptyArray);

    result.putAll(m);
    return result;
  }

  /**
   * Returns the value associated with {@code key}, or zero if there is no value associated with
   * {@code key}.
   */
  public long get(K key) {
    return map.getOrDefault(key, 0L);
  }

  /**
   * Increments by one the value currently associated with {@code key}, and returns the new value.
   */
  @CanIgnoreReturnValue

   * mapping exists.
   *
   * @param rowKey key of row to search for
   * @param columnKey key of column to search for
   */
  @CheckForNull
  V get(
      @CompatibleWith("R") @CheckForNull Object rowKey,
      @CompatibleWith("C") @CheckForNull Object columnKey);

  /** Returns {@code true} if the table contains no mappings. */
  boolean isEmpty();