public static String md5File(String filePath) {
        File file = StringKit.isBlank(filePath) ? null : new File(filePath);
        return md5File(file);
    }
@Test
    public void encryptMD5File() throws Exception {
        String fileMd5 = "7f138a09169b250e9dcb378140907378";
        Assert.assertEquals(
                fileMd5,
                EncryptKit.md5File(new File(EncryptKitTest.class.getResource("/assets/MD5.txt").getPath()))
        );
    }