}
            return null;
        }).ifPresent(p -> searchRequestBuilder.setPreference(p)));
    }

    /**
     * Processes search preferences specifically for JSON API requests.
     * This method determines the preference value based on configuration and query content.
     *
     * @param req the HTTP servlet request
     * @param query the search query string

        assertEquals("******@****.***", techEmail);
    }

    @Test
    public void test_emailTypoFix_supportEmail() throws Exception {
        // This test specifically verifies the typo fix: support@@example.com -> ******@****.***
        Map<String, Object> defaultSettings = createDefaultSettings();

    /** Key used to store the begin timestamp in statistics objects. */
    private static final String BEGIN_KEY = "begin";

    /** Logger instance specifically for outputting crawler statistics. */
    protected Logger statsLogger = null;

    /** Name of the logger used for statistics output. */
    protected String loggerName = "fess.log.crawler.stats";