package com.hxzk.util;
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import com.auth0.jwt.JWT;
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import com.auth0.jwt.algorithms.Algorithm;
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import com.auth0.jwt.interfaces.Claim;
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import com.auth0.jwt.interfaces.DecodedJWT;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Component;
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import java.util.HashMap;
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import java.util.Map;
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@Component
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public class TokenUtil {
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@Value("hfghjhrtiyerjiofmwefnwefiewhiof212424")
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private String secretKey;
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/**
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* 加密token.
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*/
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public String getToken(String userId) {
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//这个是放到负载payLoad 里面,魔法值可以使用常量类进行封装.
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String token = JWT
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.create()
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.withClaim("userId" ,userId)
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// .withClaim("userRole", userRole)
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.withClaim("timeStamp", System.currentTimeMillis())
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.sign(Algorithm.HMAC256(secretKey));
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return token;
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}
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/**
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* 解析token.
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* {
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* "userId": "weizhong",
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* "userRole": "ROLE_ADMIN",
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* "timeStamp": "134143214"
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* }
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*/
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public String parseToken(String token) {
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HashMap<String, String> map = new HashMap<String, String>();
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DecodedJWT decodedjwt = JWT.require(Algorithm.HMAC256(secretKey))
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.build().verify(token);
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Claim userId = decodedjwt.getClaim("userId");
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// Claim userRole = decodedjwt.getClaim("userRole");
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// Claim timeStamp = decodedjwt.getClaim("timeStamp");
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// map.put("userId", userId.asString());
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// map.put("userRole", userRole.asString());
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// map.put("timeStamp", timeStamp.asLong().toString());
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return userId.asString();
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}
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}
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