if (subResult.isEmpty()) {
                                            final Group group = new Group();
                                            group.setName(name);
                                            insert(group);
                                        }
                                        final List<ModificationItem> modifyList = new ArrayList<>();

                }
            });
        }

        protected CollapseBuilder getCollapseBuilder(final FessConfig fessConfig) {
            final InnerHitBuilder innerHitBuilder = new InnerHitBuilder().setName(fessConfig.getQueryCollapseInnerHitsName())
                    .setSize(fessConfig.getQueryCollapseInnerHitsSizeAsInteger());
            fessConfig.getQueryCollapseInnerHitsSortBuilders()