assertEquals("https://discuss.codelibs.org/c/FessEN/", systemHelper.getForumLink());
        getMockRequest().setLocale(Locale.JAPANESE);
        assertEquals("https://discuss.codelibs.org/c/FessJA/", systemHelper.getForumLink());
        getMockRequest().setLocale(Locale.ITALIAN);
        assertEquals("https://discuss.codelibs.org/c/FessEN/", systemHelper.getForumLink());
        getMockRequest().setLocale(null);

            return "(?i)" + p.substring(GsaConfigParser.REGEXP_IGNORE_CASE.length());
        }

        return p;
    }

    public String getForumLink() {
        final String url = ComponentUtil.getFessConfig().getForumLink();
        if (StringUtil.isBlank(url)) {
            return null;
        }
        String target = null;