}
  }

  @SuppressWarnings("Java8ApiChecker")
  private ServerSocket makeMyServerExampleWithCleaner(AtomicBoolean cleanerRan) throws IOException {
    MyServerExampleWithCleaner myServer = new MyServerExampleWithCleaner(cleanerRan);
    assertThat(myServer.serverSocket.isClosed()).isFalse();
    return myServer.serverSocket;
  }

  @SuppressWarnings("Java8ApiChecker")
  @Test

            finalizerRan.countDown();
          }
        });
  }

  // We call the method only after checking that it's present.
  @IgnoreJRERequirement
  @SuppressWarnings({
    "Java8ApiChecker",
    // This method is a helper, which we call from a `finally` block, as recommended.
    "ReachabilityFenceUsage",
  })
  static void reachabilityFence(@Nullable Object o) {

            finalizerRan.countDown();
          }
        });
  }

  // We call the method only after checking that it's present.
  @IgnoreJRERequirement
  @SuppressWarnings({
    "Java8ApiChecker",
    // This method is a helper, which we call from a `finally` block, as recommended.
    "ReachabilityFenceUsage",
  })
  static void reachabilityFence(@Nullable Object o) {