JwtUtil工具类代码

￡神魔★判官ぃ 2023-07-04 15:40 48阅读 0赞

package util;
    
    import io.jsonwebtoken.Claims;
    import io.jsonwebtoken.JwtBuilder;
    import io.jsonwebtoken.Jwts;
    import io.jsonwebtoken.SignatureAlgorithm;
    import org.springframework.boot.context.properties.ConfigurationProperties;
    
    import java.util.Date;
    
    /**
     * @author Luo Zhen
     * @create 2019-05-29 9:52
     */
    @ConfigurationProperties("jwt.config")
    public class JwtUtil {
    
        /**
         * 盐
         */
        private String key;
        /**
         * 超时时间
         */
        private long ttl;
    
    
        public String getKey() {
            return key;
        }
    
        public void setKey(String key) {
            this.key = key;
        }
    
        public long getTtl() {
            return ttl;
        }
    
        public void setTtl(long ttl) {
            this.ttl = ttl;
        }
    
        /**
         * 生成JWT
         *
         * @param id
         * @param subject
         * @param roles
         * @return
         */
        public String createJWT(String id, String subject, String roles) {
            long nowMillis = System.currentTimeMillis();
            Date now = new Date(nowMillis);
            JwtBuilder jwt = Jwts.builder().setId(id)
                    .setSubject(subject)
                    .setIssuedAt(now)
                    .signWith(SignatureAlgorithm.HS256, key)
                    .claim("roles", roles);
            if (ttl > 0) {
                jwt.setExpiration(new Date(nowMillis + ttl));
            }
            return jwt.compact();
        }
    
        /**
         * 解析JWT
         *
         * @param jwtStr
         * @return
         */
        public Claims parseJWT(String jwtStr) {
            return Jwts.parser()
                    .setSigningKey(key)
                    .parseClaimsJws(jwtStr)
                    .getBody();
        }
    
    
    }

## 配置 ##

jwt:
      config:
        key: xinxueshuo