SettableFuture<String> f = SettableFuture.create();
    FutureCallback<String> callback =
        new FutureCallback<String>() {
          private final Object monitor = new Object();
          private boolean called = false;

          @Override
          public void onSuccess(String result) {
            fail("Was not expecting onSuccess() to be called.");
          }

          @Override

        return Optional.ofNullable(element);
      } else {
        throw multiples(false);
      }
    }

    Object getElement() {
      if (element == null) {
        throw new NoSuchElementException();
      } else if (extras.isEmpty()) {
        return element;
      } else {
        throw multiples(false);
      }
    }
  }

  private MoreCollectors() {}

    // Keep a second pointer that slowly walks the causal chain. If the fast pointer ever catches
    // the slower pointer, then there's a loop.
    Throwable slowPointer = throwable;
    boolean advanceSlowPointer = false;

    Throwable cause;
    while ((cause = throwable.getCause()) != null) {
      throwable = cause;

      if (throwable == slowPointer) {

			return value, false
		}
		return ent.Value, true
	}
	return
}

// Remove removes the provided key from the cache, returning if the
// key was contained.
func (c *LRU[K, V]) Remove(key K) bool {
	c.mu.Lock()
	defer c.mu.Unlock()
	if ent, ok := c.items[key]; ok {
		c.removeElement(ent)
		return true
	}
	return false
}

        The FastAPI trademark is owned by <a href="https://tiangolo.com" target="_blank">@tiangolo</a> and is registered in the US and across other regions
    </div>
    {% if not config.extra.generator == false %}
    Made with
    <a href="https://squidfunk.github.io/mkdocs-material/" target="_blank" rel="noopener">
        Material for MkDocs
    </a>
    {% endif %}

     *
     * @param key the property key to check
     * @return true if the property should be included, false otherwise
     */
    private static boolean isBugReportTarget(final Object key) {
        if ("snapshot.path".equals(key) || "label.value".equals(key)) {
            return false;
        }
        return true;
    }

    /**
     * Creates a property item from a system property key.

    if (unfiltered.containsKey(key)) {
      @SuppressWarnings("unchecked") // k is equal to a K, if not one itself
      K k = (K) key;
      return keyPredicate.apply(k);
    }
    return false;
  }

  @Override
  public Collection<V> removeAll(@Nullable Object key) {
    return containsKey(key) ? unfiltered.removeAll(key) : unmodifiableEmptyCollection();
  }

    if (unfiltered.containsKey(key)) {
      @SuppressWarnings("unchecked") // k is equal to a K, if not one itself
      K k = (K) key;
      return keyPredicate.apply(k);
    }
    return false;
  }

  @Override
  public Collection<V> removeAll(@Nullable Object key) {
    return containsKey(key) ? unfiltered.removeAll(key) : unmodifiableEmptyCollection();
  }

    /** metadata URI */
    protected String uri;

    /** is metadata found anywhere */
    protected boolean resolved = false;

    /** does the actual artifact for this metadata exists */
    protected boolean artifactExists = false;
    /** artifact URI */
    protected String artifactUri;

    /** error message  */
    private String error;

		if readTolerance < 0 {
			readHealthy = false
		}
		m.Set(erasureSetReadTolerance, readTolerance, labels...)
		m.Set(erasureSetReadHealth, b2f(readHealthy), labels...)

		writeHealthy := true
		writeTolerance := float64(h.HealthyDrives + h.HealingDrives - h.WriteQuorum)
		if writeTolerance < 0 {
			writeHealthy = false
		}
		m.Set(erasureSetWriteTolerance, writeTolerance, labels...)