@Override
    public int size() {
      return keyIndex.size();
    }

    @Override
    public boolean isEmpty() {
      return keyIndex.isEmpty();
    }

    Entry<K, V> getEntry(final int index) {
      checkElementIndex(index, size());
      return new AbstractMapEntry<K, V>() {
        @Override
        public K getKey() {
          return ArrayMap.this.getKey(index);
        }

		}
		return uint64(r)
	case '+':
		return +p.factor()
	case '-':
		return -p.factor()
	case '~':
		return ^p.factor()
	case '(':
		v := p.expr()
		if p.next().ScanToken != ')' {
			p.errorf("missing closing paren")
		}
		return v
	}
	p.errorf("unexpected %s evaluating expression", tok)
	return 0
}

		if err != nil {
			return nil, err
		}
		return nil, errors.New("kms: no KMS configuration specified")
	}

	lookup := func(key string) bool {
		_, ok := os.LookupEnv(key)
		return ok
	}
	switch {
	case lookup(EnvKMSEndpoint):
		rawEndpoint := env.Get(EnvKMSEndpoint, "")
		if rawEndpoint == "" {
			return nil, errors.New("kms: no KMS server endpoint provided")
		}

    }

    public ColumnInfo columnPermissions() {
        return _columnPermissions;
    }

    public ColumnInfo columnToken() {
        return _columnToken;
    }

    public ColumnInfo columnUpdatedBy() {
        return _columnUpdatedBy;
    }

    public ColumnInfo columnUpdatedTime() {
        return _columnUpdatedTime;
    }

    public boolean equals(@Nullable Object o) {
      if (!(o instanceof ValidTestObject)) {
        return false;
      }
      ValidTestObject other = (ValidTestObject) o;
      if (aspect1 != other.aspect1) {
        return false;
      }
      if (aspect2 != other.aspect2) {
        return false;
      }
      return true;
    }

    @Override
    public int hashCode() {
      int result = 17;

        return false;
      }
      if ((i > 2) && (compareElements(getGrandparentIndex(i), i) > 0)) {
        return false;
      }
      return true;
    }

    // These would be static if inner classes could have static members.

    private int getLeftChildIndex(int i) {
      return i * 2 + 1;
    }

    private int getRightChildIndex(int i) {
      return i * 2 + 2;
    }

}

type restError string

func (e restError) Error() string {
	return string(e)
}

func (e restError) Timeout() bool {
	return true
}

// Given a string of the form "host", "host:port", or "[ipv6::address]:port",
// return true if the string includes a port.
func hasPort(s string) bool { return strings.LastIndex(s, ":") > strings.LastIndex(s, "]") }

	if v == "" {
		return nil, http.ErrNotMultipart
	}
	if r.Body == nil {
		return nil, errors.New("missing form body")
	}
	d, params, err := mime.ParseMediaType(v)
	if err != nil {
		return nil, http.ErrNotMultipart
	}
	if d != "multipart/form-data" {
		return nil, http.ErrNotMultipart
	}
	boundary, ok := params["boundary"]
	if !ok {
		return nil, http.ErrMissingBoundary
	}

		g.Go(func() error {
			if localDrives[index] == nil {
				return errDiskNotFound
			}
			err := localDrives[index].MakeVol(ctx, bucket)
			if opts.ForceCreate && errors.Is(err, errVolumeExists) {
				// No need to return error when force create was
				// requested.
				return nil
			}
			return err
		}, index)
	}

	errs := g.Wait()

	expStr := claims["exp"]
	if expStr == "" {
		return ErrTokenExpired
	}

	// No custom duration requested, the claims can be used as is.
	if dsecs == "" {
		return nil
	}

	if _, err := auth.ExpToInt64(expStr); err != nil {
		return err
	}

	defaultExpiryDuration, err := GetDefaultExpiration(dsecs)
	if err != nil {
		return err
	}