code: public final void setColorFormat(@NonNull final ColorFormat colorFormat) {
          Condition.INSTANCE.ensureNotNull(colorFormat, "The color format may not be null");
          this.colorFormat = colorFormat;
      }
docs: Sets the format, which should be used to print a textual representation of the preference's
  color.
  
  @param colorFormat
  The format, which should be set, as a value of the enum {@link ColorFormat}. The
  format may not be null