code: @Nonnull
    public static SchematronResourcePure fromFile (@Nonnull @Nonempty final String sSCHPath)
    {
      return new SchematronResourcePure (new FileSystemResource (sSCHPath));
    }
docs: Create a new {@link SchematronResourcePure} from file system Schematron
  rules
  
  @param sSCHPath
  The file system path to the Schematron rules.
  @return Never <code>null</code>.