jty/src/main/java/jty/expressdistributionsystem/utils/JwtUtil.java

package jty.expressdistributionsystem.utils;

import com.auth0.jwt.JWT;
import com.auth0.jwt.algorithms.Algorithm;

import java.util.Date;
import java.util.Map;

/**
 * JWT检验
 */
public class JwtUtil {

    private static final String KEY = "catSys";

    // 接收业务数据,生成token并返回
    public static String genToken(Map<String, Object> claims) {
        return JWT.create()
                .withClaim("claims", claims)
                // 一天过期
                .withExpiresAt(new Date(System.currentTimeMillis() + 1000 * 60 * 60 * 24))
                .sign(Algorithm.HMAC256(KEY));
    }

    // 接收token,验证token,并返回业务数据
    public static Map<String, Object> parseToken(String token) {
        return JWT.require(Algorithm.HMAC256(KEY))
                .build()
                .verify(token)
                .getClaim("claims")
                .asMap();
    }

}