private final HandlerRegistry<DataContainer, RROSubobjectParser, RROSubobjectSerializer> handlers = new HandlerRegistry<>();
public AutoCloseable registerSubobjectParser(final int subobjectType, final RROSubobjectParser parser) {
private final HandlerRegistry<DataContainer, RROSubobjectParser, RROSubobjectSerializer> handlers = new HandlerRegistry<>();
public AutoCloseable registerSubobjectParser(final int subobjectType, final RROSubobjectParser parser) {