public void testRealWorldScenarios() throws UnknownHostException {
        // Scenario 1: SAML entityId for IPv6
        InetAddress localhost = InetAddress.getByName("localhost");
        String entityId = IpAddressUtil.buildUrl("http", localhost, 8080, "/sso/metadata");
        assertTrue(entityId.startsWith("http://"));
        assertTrue(entityId.contains(":8080/sso/metadata"));

        // Scenario 2: OpenSearch embedded mode URL

    @Test
    public void test_register_entityList() {
        RenderData data = new RenderData();

        BsUser entity1 = new BsUser();
        entity1.setName("name1");

        BsUser entity2 = new BsUser();
        entity2.setName("name2");

        List<BsUser> entityList = Arrays.asList(entity1, entity2);

        RenderDataUtil.register(data, "entities", entityList);

    public void insert(FailureUrl entity) {
        doInsert(entity, null);
    }

    public void insert(FailureUrl entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(FailureUrl entity) {
        doUpdate(entity, null);
    }

    public void insert(Role entity) {
        doInsert(entity, null);
    }

    public void insert(Role entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(Role entity) {
        doUpdate(entity, null);
    }

    public void insert(ClickLog entity) {
        doInsert(entity, null);
    }

    public void insert(ClickLog entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(ClickLog entity) {
        doUpdate(entity, null);
    }

    public void insert(CrawlingInfo entity) {
        doInsert(entity, null);
    }

    public void insert(CrawlingInfo entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(CrawlingInfo entity) {
        doUpdate(entity, null);
    }

    /**
     * Creates an EditBody from a KuromojiItem entity for API responses.
     *
     * @param entity the KuromojiItem entity to convert
     * @param dictId the dictionary ID
     * @return the converted EditBody object
     */
    protected EditBody createEditBody(final KuromojiItem entity, final String dictId) {
        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;

    }

    /**
     * Creates an EditBody from a User entity.
     *
     * @param entity the user entity to convert
     * @return the converted EditBody
     */
    protected EditBody createEditBody(final User entity) {
        final EditBody body = new EditBody();
        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();
        });
        body.password = null;

    /**
     * Creates an EditBody from a RelatedQuery entity for API responses.
     *
     * @param entity the RelatedQuery entity to convert
     * @return EditBody containing the entity data formatted for editing
     */
    protected EditBody createEditBody(final RelatedQuery entity) {
        final EditBody body = new EditBody();
        copyBeanToBean(entity, body, copyOp -> {
            copyOp.excludeNull();

     * Create an EditBody DTO from a ProtwordsItem entity.
     *
     * @param entity source entity with protected words data
     * @param dictId identifier of the dictionary
     * @return populated EditBody for API responses
     */
    protected EditBody createEditBody(final ProtwordsItem entity, final String dictId) {
        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;