responseData.setResponseBody(new byte[0]);
        final Rule rule = ruleManager.getRule(responseData);
        assertNotNull(rule);
        assertEquals("fileRule", rule.getRuleId());
        CloseableUtil.closeQuietly(responseData);
    }

    public void test_checkRule() {
        final Rule rule = ruleManager.getRule(new ResponseData());
        assertNotNull(rule);

     *
     * @see org.codelibs.fess.crawler.rule.RuleManager#getRule(org.codelibs.fess.crawler.entity.ResponseData)
     */
    /**
     * Gets the first rule that matches the given response data.
     * @param responseData the response data to match against
     * @return the first matching rule, or null if no rule matches
     */
    @Override
    public Rule getRule(final ResponseData responseData) {

     *
     * @param responseData the response data for which the rule is to be retrieved
     * @return the rule associated with the given response data
     */
    Rule getRule(ResponseData responseData);

    /**
     * Adds a new rule to the rule manager.
     *
     * @param rule the rule to be added
     */
    void addRule(Rule rule);

    /**