code: @Nonnull
    public static <T> UBL20WriterBuilder <T> create (@Nonnull final Class <T> aClass)
    {
      return new UBL20WriterBuilder <> (aClass);
    }
docs: Create a new writer builder.
  
  @param aClass
  The UBL class to be written. May not be <code>null</code>.
  @return The new writer builder. Never <code>null</code>.
  @param <T>
  The UBL 2.0 document implementation type