| 提交 | 用户 | 时间 | ||
| 4d3533 | 1 | package com.iailab.module.data.common.utils; |
| 潘 | 2 | |
| 3 | import com.auth0.jwt.JWT; | |
| 4 | import com.auth0.jwt.JWTVerifier; | |
| 5 | import com.auth0.jwt.algorithms.Algorithm; | |
| 6 | import com.auth0.jwt.interfaces.DecodedJWT; | |
| 7 | ||
| 8 | import java.util.Date; | |
| 9 | ||
| 10 | /** | |
| 11 | * @author PanZhibao | |
| 12 | * @Description | |
| 13 | * @createTime 2022年07月20日 11:47:00 | |
| 14 | */ | |
| 15 | public class JwtUtils { | |
| 16 | private static final String USER_INFO_KEY = "username"; | |
| 17 | ||
| 18 | /**Token有效期为12小时*/ | |
| 19 | public static final long EXPIRE_TIME = 60 * 60 * 1000 * 12; | |
| 20 | ||
| 21 | /** | |
| 22 | * 生成Token | |
| 23 | * @param username 用户标识(唯一) | |
| 24 | * @param secretKey 签名算法以及密匙 | |
| 25 | * @return | |
| 26 | */ | |
| 27 | public static String generateToken(String username, String secretKey) { | |
| 28 | Algorithm algorithm = Algorithm.HMAC256(secretKey); | |
| 29 | ||
| 30 | Date now = new Date(); | |
| 31 | ||
| 32 | Date expireTime = new Date(now.getTime() + EXPIRE_TIME); | |
| 33 | ||
| 34 | String token = JWT.create() | |
| 35 | .withClaim(USER_INFO_KEY, username) | |
| 36 | .withExpiresAt(expireTime) | |
| 37 | .sign(algorithm); | |
| 38 | ||
| 39 | return token; | |
| 40 | } | |
| 41 | ||
| 42 | /** | |
| 43 | * 校验token是否正确 | |
| 44 | * | |
| 45 | * @param token 密钥 | |
| 46 | * @param secret 用户的密码 | |
| 47 | * @return 是否正确 | |
| 48 | */ | |
| 49 | public static boolean verify(String token, String username, String secret) { | |
| 50 | try { | |
| 51 | // 根据密码生成JWT效验器 | |
| 52 | Algorithm algorithm = Algorithm.HMAC256(secret); | |
| 53 | JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username).build(); | |
| 54 | // 效验TOKEN | |
| 55 | DecodedJWT jwt = verifier.verify(token); | |
| 56 | return true; | |
| 57 | } catch (Exception exception) { | |
| 58 | return false; | |
| 59 | } | |
| 60 | } | |
| 61 | ||
| 62 | /** | |
| 63 | * 校验token是否正确 | |
| 64 | * | |
| 65 | * @param token | |
| 66 | * @param secret | |
| 67 | * @return | |
| 68 | */ | |
| 69 | public static boolean verify(String token, String secret) { | |
| 70 | try { | |
| 71 | Algorithm algorithm = Algorithm.HMAC256(secret); | |
| 72 | JWTVerifier verifier = JWT.require(algorithm).build(); | |
| 73 | // 效验TOKEN | |
| 74 | DecodedJWT jwt = verifier.verify(token); | |
| 75 | return true; | |
| 76 | } catch (Exception exception) { | |
| 77 | exception.printStackTrace(); | |
| 78 | return false; | |
| 79 | } | |
| 80 | } | |
| 81 | ||
| 82 | /** | |
| 83 | * 从Token中提取用户信息 | |
| 84 | * @param token | |
| 85 | * @return | |
| 86 | */ | |
| 87 | public static String getUserInfo(String token) { | |
| 88 | DecodedJWT decodedJWT = JWT.decode(token); | |
| 89 | String username = decodedJWT.getClaim(USER_INFO_KEY).asString(); | |
| 90 | return username; | |
| 91 | } | |
| 92 | ||
| 93 | /** | |
| 94 | * 从Token中提取信息 | |
| 95 | * @param token | |
| 96 | * @param key | |
| 97 | * @return | |
| 98 | */ | |
| 99 | public static String getInfo(String token, String key) { | |
| 100 | DecodedJWT decodedJWT = JWT.decode(token); | |
| 101 | String username = decodedJWT.getClaim(USER_INFO_KEY).asString(); | |
| 102 | return username; | |
| 103 | } | |
| 104 | } | |
