@Test
    public void test_timezoneInformation() {
        TimeZone defaultTz = TimeZone.getDefault();
        assertNotNull(defaultTz);
        assertNotNull(defaultTz.getID());
        assertTrue(defaultTz.getID().length() > 0);

        // Central timezone should match default
        assertEquals(defaultTz, FessUserTimeZoneProcessProvider.centralTimeZone);
    }

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });
        return asJson(new ApiUpdateResponse().id(accessToken.getId()).created(true).status(Status.OK).result());
    }

    // PUT /api/admin/accesstoken/setting
    /**
     * Updates an existing access token setting.
     *

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(reqHeader.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing request header setting.
     *
     * @param body the request header data to update

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(webAuth.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing web authentication setting.
     *
     * @param body the web authentication data to update

        try {
            Element chapter = parent.getOwnerDocument().createElement("chapter");
            parent.appendChild(chapter);
            chapter.setAttribute("id", classDoc.getId());
            descriptionRenderer.renderTo(classDoc, chapter);
            merge(classDoc, chapter);
        } finally {
            listener.finish();
        }
    }

        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });
        return asJson(new ApiUpdateResponse().id(boostDoc.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing boost document rule setting.
     *
     * @param body the request body containing updated boost document rule information

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
        }
        return asJson(new ApiResult.ApiUpdateResponse().id(entity.getId()).created(true).status(ApiResult.Status.OK).result());
    }

    // PUT /api/admin/group/setting
    /**
     * Updates an existing group setting.
     *
     * @param body group setting data to update

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(fileConfig.getId()).created(true).status(Status.OK).result());
    }

    // PUT /api/admin/fileconfig/setting
    /**
     * Updates an existing file configuration setting.
     *

                docMap.put(Constants.SCORE, score);
            }
        }

        if (!docMap.containsKey(fessConfig.getIndexFieldId())) {
            docMap.put(fessConfig.getIndexFieldId(), searchHit.getId());
        }

        final String[] searchers = DocumentUtil.getValue(docMap, Constants.SEARCHER, String[].class);
        if (searchers != null) {

            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(dataConfig.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing data config setting.
     *
     * @param body the request body containing updated data config information