}

  /**
   * Compares the specified object to this multimap for equality.
   *
   * <p>Two {@code SetMultimap} instances are equal if, for each key, they contain the same values.
   * Equality does not depend on the ordering of keys or values.
   */
  @Override
  public boolean equals(@Nullable Object object) {
    return super.equals(object);
  }

            StackOverflowError.class,
            e -> e instanceof StackOverflowError);
      }
    };

    // used under GWT, etc., since the override of this method does not exist there
    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

		_, zoneOffset := t.Zone()
		return FromInt(int64(zoneOffset / 3600)), nil
	case timePartTimezoneMinute:
		_, zoneOffset := t.Zone()
		return FromInt(int64((zoneOffset % 3600) / 60)), nil
	default:
		// This does not happen
		return nil, errNotImplemented
	}
}

func dateAdd(timePart string, qty float64, t time.Time) (*Value, error) {
	var duration time.Duration
	switch timePart {
	case timePartYear:

// the [Scanner] returns it to the user. If the token is nil, the
// Scanner reads more data and continues scanning; if there is no more
// data--if atEOF was true--the [Scanner] returns. If the data does not
// yet hold a complete token, for instance if it has no newline while
// scanning lines, a [SplitFunc] can return (0, nil, nil) to signal the
// [Scanner] to read more data into the slice and try again with a

  /**
   * Start the service.
   *
   * <p>By default this method does nothing.
   */
  protected void startUp() throws Exception {}

  /**
   * Stop the service. This is guaranteed not to run concurrently with {@link #runOneIteration}.
   *
   * <p>By default this method does nothing.
   */
  protected void shutDown() throws Exception {}

  /**

			t.Errorf("Test %d: %s: Expected to fail with error \"%s\", but passed instead.", i, instanceType, testCase.expectedError.Error())
			continue
		}
		// Failed as expected, but does it fail for the expected reason.
		if actualErr != nil && actualErr != testCase.expectedError {

			delete(c, subSys)
			return nil
		}
		return err
	}

	ck, ok := c[subSys][tgt]
	if !ok {
		return Error[ErrConfigNotFound]("sub-system %s:%s already deleted or does not exist", subSys, tgt)
	}

	if len(inputs) == 2 {
		currKVS := ck.Clone()
		defKVS := DefaultKVS[subSys]
		for delKey := range strings.FieldsSeq(inputs[1]) {
			_, ok := currKVS.Lookup(delKey)
			if !ok {

            assertTrue("Exception message should mention 'null'", message.toLowerCase().contains("null"));
        }
    }

    /**
     * Test that validateInputStream does not modify or consume the stream.
     */
    public void test_validateInputStream_doesNotConsumeStream() throws Exception {
        final byte[] testData = "test data for validation".getBytes();

 * high contention, expected throughput of this class is significantly higher, at the expense of
 * higher space consumption.
 *
 * <p>This class extends {@link Number}, but does not define methods such as {@code
 * equals}, {@code hashCode} and {@code compareTo} because instances are expected to be mutated, and
 * so are not useful as collection keys.
 *

    if (domain.hasPublicSuffix()) {
      return new HostSpecifier(domain.toString());
    }

    throw new IllegalArgumentException(
        "Domain name does not have a recognized public suffix: " + host);
  }

  /**
   * Attempts to return a {@code HostSpecifier} for the given string, throwing an exception if