@Override
    protected NamedArgumentFinder getNestedArgumentFinder(TypedValue o) {
        return new BeanPropertyArguments(null, o.getValue(), config);
    }
@param prefix an optional prefix (we insert a '.' as a separator)
@param bean the bean to inspect and bind
core/src/main/java/org/jdbi/v3/core/argument/BeanPropertyArguments.java