Map<String, Object> doc = new HashMap<>();
        assertEquals("aaa", languageHelper.createScript(doc, "aaa").getIdOrCode());

        doc.put("lang", "ja");
        assertEquals("aaa;ctx._source.title_ja=ctx._source.title;ctx._source.content_ja=ctx._source.content",
                languageHelper.createScript(doc, "aaa").getIdOrCode());
    }

    public void test_getReindexScriptSource() {
        assertEquals(

                    if (StringUtil.isNotBlank(url)) {
                        final Set<String> labelSet = labelTypeHelper.getMatchedLabelValueSet(url);
                        final Script script = languageHelper.createScript(doc, "ctx._source." + fessConfig.getIndexFieldLabel()
                                + "=new String[]{" + labelSet.stream().map(s -> "\"" + s + "\"").collect(Collectors.joining(",")) + "}");

            }
        }
        return null;
    }

    public void setDetector(final LanguageDetector detector) {
        this.detector = detector;
    }

    public Script createScript(final Map<String, Object> doc, final String code) {
        final StringBuilder buf = new StringBuilder(100);
        buf.append(code);
        final FessConfig fessConfig = ComponentUtil.getFessConfig();