ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

  private static final ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> INSTANCE_OF =
      ImmutableMap.<Class<? extends Throwable>, Predicate<Throwable>>builder()
          .put(ArithmeticException.class, e -> e instanceof ArithmeticException)

    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

  private static final ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> INSTANCE_OF =
      ImmutableMap.<Class<? extends Throwable>, Predicate<Throwable>>builder()
          .put(ArithmeticException.class, e -> e instanceof ArithmeticException)

    }
  }

  /**
   * Asserts that the given throwable has the given class and then asserts on the message as using
   * the full set of method parameters.
   */
  private void assertFailureCause(
      Throwable throwable, Class<? extends Throwable> clazz, Object[] params) {
    assertThat(throwable).isInstanceOf(clazz);
    if (params.length == 1) {
      assertThat(throwable).hasMessageThat().isNull();

        return error;
    }

    /**
     * Returns the root cause of this exception
     *
     * @return the root cause throwable
     */
    public Throwable getRootCause() {
        return rootCause;
    }

    @Override
    public String toString() {
        if (rootCause != null) {
            final StringWriter sw = new StringWriter();
            final PrintWriter pw = new PrintWriter(sw);

    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

  private static final ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> INSTANCE_OF =
      ImmutableMap.<Class<? extends Throwable>, Predicate<Throwable>>builder()
          .put(ArithmeticException.class, e -> e instanceof ArithmeticException)

    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

  private static final ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> INSTANCE_OF =
      ImmutableMap.<Class<? extends Throwable>, Predicate<Throwable>>builder()
          .put(ArithmeticException.class, e -> e instanceof ArithmeticException)

  @Override
  public boolean set(@ParametricNullness V value) {
    return super.set(value);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean setException(Throwable throwable) {
    return super.setException(throwable);
  }

  @CanIgnoreReturnValue
  @Override
  public boolean setFuture(ListenableFuture<? extends V> future) {
    return super.setFuture(future);
  }

    final Object result;
    final Throwable throwable;

    Response(String methodName, @Nullable Object result, @Nullable Throwable throwable) {
      this.methodName = methodName;
      this.result = result;
      this.throwable = throwable;
    }

    Object getResult() {
      if (throwable != null) {
        throw new AssertionError(throwable);
      }
      return result;
    }

     * has failed.
     */
    final @Nullable Throwable failure;

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

    StateSnapshot(
        State internalState, boolean shutdownWhenStartupFinishes, @Nullable Throwable failure) {
      checkArgument(
          !shutdownWhenStartupFinishes || internalState == STARTING,

/** Static utility method for unchecked throwing of any {@link Throwable}. */
@GwtCompatible
final class SneakyThrows<T extends Throwable> {
  /**
   * Throws {@code t} as if it were an unchecked {@link Throwable}.
   *
   * <p>This method is useful primarily when we make a reflective call to a method with no {@code
   * throws} clause: Java forces us to handle an arbitrary {@link Throwable} from that method,