code: @Nonnull
    public static <DATATYPE> MicroTypeConverterTreeXML <DATATYPE> create (@Nonnull @Nonempty final String sElementName,
                                                                          @Nonnull final Class <? extends DATATYPE> aNativeClass)
    {
      return new MicroTypeConverterTreeXML <> (sElementName, aNativeClass);
    }
docs: Factory method.
  
  @param <DATATYPE>
  The data type to be converted
  @param sElementName
  The element name to use. May neither be <code>null</code> nor empty
  @param aNativeClass
  The data type class - required for reading. May be in an interface
  as well.
  @return Never <code>null</code>.