if maxKeys < 0 {
		return ErrInvalidMaxKeys
	}

	if encodingType != "" {
		// AWS S3 spec only supports 'url' encoding type
		if !strings.EqualFold(encodingType, "url") {
			return ErrInvalidEncodingMethod
		}
	}

	if !IsValidObjectPrefix(prefix) {
		return ErrInvalidObjectName
	}

	if marker != "" && !HasPrefix(marker, prefix) {
		return ErrNotImplemented
	}

	return ErrNone
}

				return nil
			}
			gc := gridConn.Load()
			if gc != nil {
				return gc
			}
			gm := globalGrid.Load()
			if gm == nil {
				return nil
			}
			gc = gm.Connection(gridHost)
			if gc == nil {
				bugLogIf(context.Background(), fmt.Errorf("gridHost %q not found for peer %s", gridHost, peer.String()), peer.String()+":gridHost")
				return nil
			}
			gridConn.Store(gc)

          // So just refuse to generate.
          return null;
        }
        args.add(argValue);
      }
      return invokeGeneratorMethod(generate, args.toArray());
    }
    return defaultGenerate(rawType);
  }

  private <T> @Nullable T defaultGenerate(Class<T> rawType) {
    if (rawType.isInterface()) {
      // always create a new proxy
      return newProxy(rawType);
    }

    checkEntryNotNull(key, value);
    return new AbstractMap.SimpleImmutableEntry<>(key, value);
  }

  /**
   * Returns a new builder. The generated builder is equivalent to the builder created by the {@link
   * Builder} constructor.
   */
  public static <K, V> Builder<K, V> builder() {
    return new Builder<>();
  }

  /**

  public String[] createArray(int length) {
    return new String[length];
  }

  /** Returns the original element list, unchanged. */
  @Override
  public List<String> order(List<String> insertionOrder) {
    return insertionOrder;
  }

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {
        return LIST_ENDPOINT_SUFFIX + "/" + dictId;
    }

    @Override

            }
            return false;
        }

        // check it in queue
        for (final UrlQueue<Long> urlInQueue : urlQueueList) {
            if (url.equals(urlInQueue.getUrl())) {
                if (logger.isDebugEnabled()) {
                    logger.debug("URL exists in a queue: {}", url);
                }
                return false;
            }
        }

        @Override
        public CredentialsInternal renew() {
            // Returns itself as the renewed credentials
            return this;
        }
    }

    static class NewRenewingCreds extends BaseCreds {
        @Override
        public CredentialsInternal renew() {
            // Returns a distinct, new credentials instance
            return new NewRenewingCreds();
        }
    }

     *
     * @return the system properties, never {@code null}
     */
    @Nonnull
    Map<String, String> getSystemProperties();

    /**
     * Returns the properly overlaid map of properties: system + user.
     */
    @Nonnull
    Map<String, String> getEffectiveProperties();

    /**
     * Returns the start time of the session.
     *

     * @param f2 second file to compare
     * @return comparison result for sorting
     * @throws IOException if an I/O error occurs
     */
    protected int compareNames(final SmbFile f1, final String f1name, final SmbFile f2) throws IOException {
        if (f1.isDirectory() != f2.isDirectory()) {
            return f1.isDirectory() ? -1 : 1;
        }
        return f1name.compareToIgnoreCase(f2.getName());
    }