String enc;
            if (StringUtil.isNotBlank(getFessConfig().getCrawlerDocumentSiteEncoding())
                    && (!getFessConfig().isCrawlerDocumentUseSiteEncodingOnEnglish() || "ISO-8859-1".equalsIgnoreCase(encoding)
                            || "US-ASCII".equalsIgnoreCase(encoding))) {
                enc = getFessConfig().getCrawlerDocumentSiteEncoding();
            } else {
                enc = encoding;

        }
        fessConfig = ComponentUtil.getFessConfig();
        dataSerializer = ComponentUtil.getComponent("dataSerializer");
    }

    /**
     * Gets the Fess configuration instance.
     *
     * @return the Fess configuration
     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**

        }
        fessConfig = ComponentUtil.getFessConfig();
        dataSerializer = ComponentUtil.getComponent("dataSerializer");
    }

    /**
     * Gets the Fess configuration instance.
     *
     * @return the Fess configuration
     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**

        // We can only test that the method can be called without crashing
        // when proper conditions are not met.

        Map<String, Object> docMap = new HashMap<>();

        // This will return false because getFessConfig() will fail
        // We verify the method handles the case gracefully
        try {
            emptyGenerator.isTarget(docMap);
        } catch (IllegalStateException e) {

        final FessConfig config = ComponentUtil.getFessConfig();
        final String encoding = config.getCrawlerCrawlingDataEncoding();
        assertNotNull(encoding);
        // Default should be UTF-8 or similar
    }

    @Test
    public void test_fessConfig_ignoreEmptyContent() {
        final FessConfig config = ComponentUtil.getFessConfig();

        private static final Logger logger = LogManager.getLogger(TestFessTransformer.class);

        @Override
        public FessConfig getFessConfig() {
            return ComponentUtil.getFessConfig();
        }

        @Override
        public Logger getLogger() {
            return logger;
        }
    }

    @Override

        return getComponent(SEARCH_ENGINE_CLIENT);
    }

    /**
     * Gets the Fess configuration component.
     * @return The Fess config.
     */
    public static FessConfig getFessConfig() {
        if (fessConfig != null) {
            return fessConfig;
        }
        fessConfig = getComponent(FessConfig.class);
        return fessConfig;
    }

    /**

        }
        fessConfig = ComponentUtil.getFessConfig();
        dataSerializer = ComponentUtil.getComponent("dataSerializer");
    }

    /**
     * Returns the Fess configuration instance.
     *
     * @return the Fess configuration
     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**

    private FessConfig originalFessConfig;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        originalFessConfig = ComponentUtil.getFessConfig();

        // Set up test configuration
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override

            return;
        }

        if (!ComponentUtil.getFessConfig().isUserFavorite()) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Unsupported operation."));
            return;
        }

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final UserInfoHelper userInfoHelper = ComponentUtil.getUserInfoHelper();