code: public static SetAttributeContext mergeFrom(SetAttributePOptions.Builder optionsBuilder) {
      SetAttributePOptions masterOptions =
          FileSystemOptions.setAttributeDefaults(ServerConfiguration.global());
      SetAttributePOptions.Builder mergedOptionsBuilder =
          masterOptions.toBuilder().mergeFrom(optionsBuilder.build());
      return create(mergedOptionsBuilder);
    }
docs: Merges and embeds the given {@link SetAttributePOptions} with the corresponding master options.
  
  @param optionsBuilder Builder for proto {@link SetAttributePOptions} to merge with defaults
  @return the instance of {@link SetAttributeContext} with default values for master