JWT

public class JWTSignerUtil {
    private static final String JWT_SECRET = "密钥字符串";
    private static JWTSigner signer = new JWTSigner(JWT_SECRET);
    /**
    ** 生成JWT
    **/
    public static String shouldSignStringOrURICollection(String uri, String userId) throws Exception {
        LinkedList<String> aud = new LinkedList<String>();
        aud.add(uri);
        aud.add(System.currentTimeMillis() + "");
        aud.add(userId);
        HashMap<String, Object> claims = new HashMap<String, Object>();
        claims.put("aud", aud);
        return signer.sign(claims);
    }
   /**
    ** 解析
    **/
    public static List verify(String token){
        Map<String, Object> decodedPayload;
        try {
            decodedPayload = new JWTVerifier(JWT_SECRET).verify(token);
            List<String> list = (List<String>) decodedPayload.get("aud");
            return list;
        } catch (Exception e) {
            return null;
        }
    }

    public static void main(String[] args) throws Exception {
        String token = JWTSignerUtil.shouldSignStringOrURICollection(
                "/user/login","304914");
        System.out.println(token);
        List tokenList = JWTSignerUtil.verify(token);
        Long userId = Long.parseLong(tokenList.get(2) + "");
        System.out.println(userId);
    }
}