url = "file:/";
        exp = "/";
        assertEquals(exp, transformer.getSiteOnFile(url, "UTF-8"));

        url = "file:/c:";
        exp = "c:";
        assertEquals(exp, transformer.getSiteOnFile(url, "UTF-8"));

        url = "file://";
        exp = "//";
        assertEquals(exp, transformer.getSiteOnFile(url, "UTF-8"));

        url = "file:///";

            }
        }
        // host
        putResultDataBody(dataMap, fessConfig.getIndexFieldHost(), getHostOnFile(url));
        // site
        putResultDataBody(dataMap, fessConfig.getIndexFieldSite(), getSiteOnFile(url, urlEncoding));
        // filename
        if (StringUtil.isNotBlank(fileName)) {
            putResultDataBody(dataMap, fessConfig.getIndexFieldFilename(), fileName);
        }
        // url