private List<Field> getList(Map<Class<?>, List<Field>> fields) {
        List<Field> ret = fields == null ? null : fields.get(getServiceClass());
        if (ret != null) {
            ret = Collections.unmodifiableList(ret);
        } else {
            ret = Collections.emptyList();
        }
        return ret;
    }
private List < Field > getList ( Map < Class < ? > , List < Field > > fields ) { List < Field > ret = fields == null ? null : fields . get ( getServiceClass ( ) ) ; if ( ret != null ) { ret = Collections . unmodifiableList ( ret ) ; } else { ret = Collections . emptyList ( ) ; } return ret ; }
Liberty code change end