ink.huaxun.gateway.util.JwtUtil Maven / Gradle / Ivy
package ink.huaxun.gateway.util;
import com.auth0.jwt.JWT;
import com.auth0.jwt.JWTVerifier;
import com.auth0.jwt.algorithms.Algorithm;
import com.auth0.jwt.exceptions.JWTVerificationException;
import com.auth0.jwt.interfaces.DecodedJWT;
import com.auth0.jwt.interfaces.Payload;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import java.util.Calendar;
import java.util.Date;
/**
* 令牌操作工具类
* @author zhaogang
* @date 2020-05-25 17:07
*/
public class JwtUtil {
/**
* Token秘钥
*/
private static final String SECRET = "%e7%8e%8b%e6%80%9d%e6%b6%b5";
/**
* Token过期时间
*/
private static final int CALENDAR_FIELD = Calendar.MINUTE;
private static final int CALENDAR_INTERVAL = 30;
/**
* 刷新Token
* @author zhaogang
* @date 2020-05-25 17:08
*/
public static String refreshToken(Payload payload) {
Calendar now = Calendar.getInstance();
// 签发时间
Date issueTime = now.getTime();
now.add(CALENDAR_FIELD, CALENDAR_INTERVAL);
// 过期时间
Date expireTime = now.getTime();
// 生成Token
return JWT.create()
.withIssuer(payload.getIssuer())
.withAudience(payload.getAudience() != null ? payload.getAudience().toArray(ArrayUtils.EMPTY_STRING_ARRAY) : null)
.withSubject(payload.getSubject())
.withIssuedAt(issueTime)
.withExpiresAt(expireTime)
.sign(Algorithm.HMAC256(SECRET));
}
/**
* 解密Token获取Decoded
* @author zhaogang
* @date 2020-05-25 17:08
*/
public static DecodedJWT getDecoded(String token) {
if (StringUtils.isBlank(token)) {
return null;
}
JWTVerifier verifier = JWT.require(Algorithm.HMAC256(SECRET)).build();
try {
return verifier.verify(token);
} catch (JWTVerificationException | IllegalArgumentException error) {
return null;
}
}
/**
* 校验payload
* @author zhaogang
* @date 2020-05-26 17:43
*/
public static boolean verifyPayload(Payload payload) {
// 不予验证Token
return payload != null;
}
}