code: public static void addDelimitedStringConverters(ConverterRegistry registry) {
  		ConversionService service = (ConversionService) registry;
  		registry.addConverter(new ArrayToDelimitedStringConverter(service));
  		registry.addConverter(new CollectionToDelimitedStringConverter(service));
  		registry.addConverter(new DelimitedStringToArrayConverter(service));
  		registry.addConverter(new DelimitedStringToCollectionConverter(service));
  	}
docs: Add converters to support delimited strings.
  @param registry the registry of converters to add to (must also be castable to
  ConversionService, e.g. being a {@link ConfigurableConversionService})
  @throws ClassCastException if the given ConverterRegistry could not be cast to a
  ConversionService