final boolean shutdownWhenStartupFinishes;

    /**
     * The exception that caused this service to fail. This will be {@code null} unless the service
     * has failed.
     */
    @CheckForNull final Throwable failure;

    StateSnapshot(State internalState) {
      this(internalState, false, null);
    }

    StateSnapshot(

    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_REMOVE, absent = ALLOWS_NULL_KEY_QUERIES)
  public void testRemove_nullKeyQueriesUnsupported() {
    try {
      assertFalse(getMap().remove(null, v3()));
    } catch (NullPointerException tolerated) {
      // since the operation would be a no-op, the exception is not required
    }
    expectUnchanged();
  }

    E[] array = createArrayWithNullElement();
    collection = getSubjectGenerator().create(array);
    assertTrue("add(nullPresent) should return true", getList().add(null));

    List<E> expected = copyToList(array);
    expected.add(null);
    expectContents(expected);
  }

  /**
   * Returns the {@link Method} instance for {@link #testAdd_supportedNullPresent()} so that tests

                                "anyOf": [
                                    {"maxLength": 300, "type": "string"},
                                    {"type": "null"},
                                ],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1

                                "title": "File",
                                "anyOf": [
                                    {"type": "string", "format": "binary"},
                                    {"type": "null"},
                                ],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1

 * @param <V> the type of the cache's values, which are not permitted to be null
 * @author Charles Fry
 * @since 10.0
 */
@DoNotMock("Use CacheBuilder.newBuilder().build()")
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface Cache<K, V> {

  /**
   * Returns the value associated with {@code key} in this cache, or {@code null} if there is no

        getMockRequest().setLocale(Locale.ITALIAN);
        assertEquals("https://discuss.codelibs.org/c/FessEN/", systemHelper.getForumLink());
        getMockRequest().setLocale(null);
        assertEquals("https://discuss.codelibs.org/c/FessEN/", systemHelper.getForumLink());
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

    /**
     * Decrypts passwords in the settings.
     *
     * @param request The settings decryption request that holds the parameters, must not be {@code null}.
     * @return The result of the settings decryption, never {@code null}.
     */
    SettingsDecryptionResult decrypt(SettingsDecryptionRequest request);

    get() = "chunked".equals(header("Transfer-Encoding"), ignoreCase = true)

  /**
   * Received trailers. Null unless the response body uses chunked transfer-encoding and includes
   * trailers. Undefined until the end of the response body.
   */
  private var trailers: Headers? = null

  /** Returns true if this connection is closed. */
  val isClosed: Boolean
    get() = state == STATE_CLOSED

            couldBeExtensionProperty -> {
                ktProperty.receiverTypeReference != null &&
                    method.firstParameterMatches(ktProperty.receiverTypeReference!!)
            }
            couldBeProperty -> {
                ktProperty.receiverTypeReference == null
            }
            else -> false
        }
    }
}


private