public ChatSession(final String userId) {
        this();
        this.userId = userId;
    }

    /**
     * Gets the session ID.
     *
     * @return the session ID
     */
    public String getSessionId() {
        return sessionId;
    }

    /**
     * Sets the session ID.
     *
     * @param sessionId the session ID
     */
    public void setSessionId(final String sessionId) {

        return convertEmptyToNull(name);
    }

    public void setName(String value) {
        registerModifiedProperty("name");
        this.name = value;
    }

    public String getSessionId() {
        checkSpecifiedProperty("sessionId");
        return convertEmptyToNull(sessionId);
    }

    public void setSessionId(String value) {
        registerModifiedProperty("sessionId");

                "expiredTime");
        setupEpg(_epgMap, et -> ((CrawlingInfo) et).getName(), (et, vl) -> ((CrawlingInfo) et).setName(DfTypeUtil.toString(vl)), "name");
        setupEpg(_epgMap, et -> ((CrawlingInfo) et).getSessionId(), (et, vl) -> ((CrawlingInfo) et).setSessionId(DfTypeUtil.toString(vl)),
                "sessionId");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {

    }

    @Test
    public void test_crawlingInfo_entity() {
        final CrawlingInfo info = new CrawlingInfo();
        assertNull(info.getId());
        assertNull(info.getSessionId());
        assertNull(info.getName());
        assertNull(info.getExpiredTime());
        assertNull(info.getCreatedTime());

        info.setId("info-id");
        info.setSessionId("session-123");

            final Throwable e) {

        final CrawlingConfig crawlingConfig = getCrawlingConfig(crawlerContext.getSessionId());
        final String url = urlQueue.getUrl();

        final FailureUrlService failureUrlService = ComponentUtil.getComponent(FailureUrlService.class);

        responseData.setContentLength(12345L);
        assertEquals(12345L, responseData.getContentLength());

        responseData.setSessionId("session-123");
        assertEquals("session-123", responseData.getSessionId());
    }

    @Test
    public void test_responseData_executionTime() {
        final ResponseData responseData = new ResponseData();

        responseData.setExecutionTime(500L);