if (oldLabels != null) {
                    for (String label : oldLabels) {
                        newLabelSet.add(label);
                    }
                }
                matchedLabelSet.stream().forEach(newLabelSet::add);
                dataMap.put(fessConfig.getIndexFieldLabel(), newLabelSet.toArray(new String[newLabelSet.size()]));

            }

            @Override
            public String getIndexFieldCache() {
                return "cache";
            }

            @Override
            public String getIndexFieldLabel() {
                return "label";
            }

            @Override
            public String getIndexFieldSegment() {
                return "segment";
            }

            @Override

            public String getIndexFieldCache() {
                return baseConfig.getIndexFieldCache();
            }

            @Override
            public String getIndexFieldLabel() {
                return baseConfig.getIndexFieldLabel();
            }

            @Override
            public String getIndexFieldSegment() {
                return baseConfig.getIndexFieldSegment();
            }

            }

            @Override
            public String getIndexFieldCache() {
                return "cache";
            }

            @Override
            public String getIndexFieldLabel() {
                return "label";
            }

            @Override
            public String getIndexFieldSegment() {
                return "segment";
            }

            @Override

            }

            @Override
            public String getIndexFieldContent() {
                return "content";
            }

            @Override
            public String getIndexFieldLabel() {
                return "label";
            }

            @Override
            public String getIndexFieldSegment() {
                return "segment";
            }

            @Override

            }

            @Override
            public String getIndexFieldContent() {
                return "content";
            }

            @Override
            public String getIndexFieldLabel() {
                return "label";
            }

            @Override
            public String getIndexFieldSegment() {
                return "segment";
            }

            @Override

                    fessConfig.getIndexFieldMimetype(), //
                    fessConfig.getIndexFieldFiletype(), //
                    fessConfig.getIndexFieldFilename(), //
                    fessConfig.getIndexFieldLabel(), //
                    fessConfig.getIndexFieldSegment(), //
                    fessConfig.getIndexFieldAnchor(), //
                    fessConfig.getIndexFieldClickCount(), //

            final String[] oldLabels = DocumentUtil.getValue(dataMap, fessConfig.getIndexFieldLabel(), String[].class);
            StreamUtil.stream(oldLabels).of(stream -> stream.forEach(newLabelSet::add));
            matchedLabelSet.stream().forEach(newLabelSet::add);
            dataMap.put(fessConfig.getIndexFieldLabel(), newLabelSet.toArray(new String[newLabelSet.size()]));
        }

        // label: labelType
        final LabelTypeHelper labelTypeHelper = ComponentUtil.getLabelTypeHelper();
        putResultDataBody(dataMap, fessConfig.getIndexFieldLabel(), labelTypeHelper.getMatchedLabelValueSet(url));
        // role: roleType
        final List<String> roleTypeList = getRoleTypes(responseData);