luoyang
5 years ago
parent
bbfcf099a1
commit
b53dbf98dc
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package au.com.royalpay.payment.manage.appclient.extend;
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import com.auth0.jwt.JWT;
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import com.auth0.jwt.JWTVerifier;
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import com.auth0.jwt.algorithms.Algorithm;
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import com.auth0.jwt.exceptions.JWTDecodeException;
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import com.auth0.jwt.interfaces.DecodedJWT;
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import java.util.Date;
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public class JWTUtil {
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// 过期时间5分钟
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private static final long EXPIRE_TIME = 5 * 60 * 1000;
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public static final String SECRET = "GeeK!@#$%";
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/**
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* 校验token是否正确
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*
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* @param token 密钥
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* @param secret 用户的密码
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* @return 是否正确
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*/
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public static boolean verify(String token, String userId, String secret) {
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try {
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Algorithm algorithm = Algorithm.HMAC256(secret);
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JWTVerifier verifier = JWT.require(algorithm)
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.withClaim("userId", userId)
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.build();
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DecodedJWT jwt = verifier.verify(token);
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return true;
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} catch (Exception exception) {
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return false;
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}
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}
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/**
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* 获得token中的信息无需secret解密也能获得
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*
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* @return token中包含的用户名
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*/
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public static String getUserId(String token) {
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try {
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DecodedJWT jwt = JWT.decode(token);
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return jwt.getClaim("userId").asString();
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} catch (JWTDecodeException e) {
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return null;
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}
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}
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/**
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* 生成签名,5min后过期
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*
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* @param userId 用户id
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* @param secret 用户的密码
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* @return 加密的token
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*/
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public static String sign(String userId, String secret) {
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Date date = new Date(System.currentTimeMillis() + EXPIRE_TIME);
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Algorithm algorithm = Algorithm.HMAC256(secret);
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// 附带username信息
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return JWT.create()
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.withClaim("userId", userId)
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.withExpiresAt(date)
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.sign(algorithm);
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}
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}
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