Interner<Integer> pool = Interners.newWeakInterner();
    assertSame(canonical, pool.intern(canonical));

    WeakReference<Integer> signal = new WeakReference<>(canonical);
    canonical = null; // Hint to the JIT that canonical is unreachable

    GcFinalization.awaitClear(signal);
    assertSame(not, pool.intern(not));
  }

  public void testAsFunction_simplistic() {
    String canonical = "a";

   * signal the first active guard that is satisfied. But the corresponding thread may have already
   * been interrupted and is waiting to reacquire the lock while still registered in activeGuards,
   * in which case the signal is a no-op, and the bigger-picture signal is lost unless interrupted
   * threads take special action by participating in the signal-passing game.
   */

  /*

 * responses coming back in. Typically interceptors add, remove, or transform headers on the request
 * or response.
 *
 * Implementations of this interface throw [IOException] to signal connectivity failures. This
 * includes both natural exceptions such as unreachable servers, as well as synthetic exceptions
 * when responses are of an unexpected type or cannot be decoded.
 *

    Interner<Integer> pool = Interners.newWeakInterner();
    assertSame(canonical, pool.intern(canonical));

    WeakReference<Integer> signal = new WeakReference<>(canonical);
    canonical = null; // Hint to the JIT that canonical is unreachable

    GcFinalization.awaitClear(signal);
    assertSame(not, pool.intern(not));
  }

  public void testAsFunction_simplistic() {
    String canonical = "a";

  }

  /** Used by [Call.execute] to signal it is in-flight. */
  @Synchronized
  internal fun executed(call: RealCall) = runningSyncCalls.add(call)

  /** Used by [AsyncCall.run] to signal completion. */
  internal fun finished(call: AsyncCall) {
    call.callsPerHost.decrementAndGet()
    finished(runningAsyncCalls, call)
  }

  /** Used by [Call.execute] to signal completion. */

}

// traverseAndHeal - traverses on-disk data and performs healing
// according to settings. At each "safe" point it also checks if an
// external quit signal has been received and quits if so. Since the
// healing traversal may be mutating on-disk data when an external
// quit signal is received, this routine cannot quit immediately and
// has to wait until a safe point is reached, such as between scanning
// two objects.

 *
 * The primary entry point is the {@link #execute()} method, which encapsulates
 * the behavior of the Mojo and serves as the integration point with Maven. This
 * method may throw an {@link Exception} to signal any issues that prevent
 * successful execution of the Mojo.
 *
 * <p>
 * Annotations:
 * </p>
 * <ul>
 * <li>{@link Experimental}: Indicates that this interface or its implementation

    }
  }

  private final boolean interruptible;
  private Monitor monitor;
  private final TearDownStack tearDownStack = new TearDownStack(true);
  private TestThread<Monitor> thread1;
  private TestThread<Monitor> thread2;

  protected MonitorTestCase(boolean interruptible) {
    this.interruptible = interruptible;
  }

  @Override
  protected final void setUp() throws Exception {

	peerRESTUserTemp        = "user-temp"
	peerRESTPolicy          = "policy"
	peerRESTUserOrGroup     = "user-or-group"
	peerRESTUserType        = "user-type"
	peerRESTIsGroup         = "is-group"
	peerRESTSignal          = "signal"
	peerRESTSubSys          = "sub-sys"
	peerRESTProfiler        = "profiler"
	peerRESTSize            = "size"
	peerRESTConcurrent      = "concurrent"
	peerRESTDuration        = "duration"

 */
@NullUnmarked
public class UninterruptiblesTest extends TestCase {
  private static final String EXPECTED_TAKE = "expectedTake";

  /** Timeout to use when we don't expect the timeout to expire. */
  private static final long LONG_DELAY_MS = 2500;

  private static final long SLEEP_SLACK = 2;

  private final TearDownStack tearDownStack = new TearDownStack();