|
@@ -1,13 +1,14 @@
|
|
|
package com.macro.mall.util;
|
|
|
|
|
|
-import io.jsonwebtoken.Claims;
|
|
|
-import io.jsonwebtoken.Jwts;
|
|
|
-import io.jsonwebtoken.SignatureAlgorithm;
|
|
|
+import io.jsonwebtoken.*;
|
|
|
+import org.slf4j.Logger;
|
|
|
+import org.slf4j.LoggerFactory;
|
|
|
import org.springframework.beans.factory.annotation.Value;
|
|
|
import org.springframework.security.core.userdetails.UserDetails;
|
|
|
import org.springframework.stereotype.Component;
|
|
|
|
|
|
import java.util.Date;
|
|
|
+import java.util.HashMap;
|
|
|
import java.util.Map;
|
|
|
|
|
|
/**
|
|
@@ -22,6 +23,7 @@ import java.util.Map;
|
|
|
*/
|
|
|
@Component
|
|
|
public class JwtTokenUtil {
|
|
|
+ private static final Logger LOGGER = LoggerFactory.getLogger(JwtTokenUtil.class);
|
|
|
private static final String CLAIM_KEY_USERNAME = "sub";
|
|
|
private static final String CLAIM_KEY_CREATED = "created";
|
|
|
@Value("${jwt.secret}")
|
|
@@ -32,26 +34,26 @@ public class JwtTokenUtil {
|
|
|
/**
|
|
|
* 根据负责生成JWT的token
|
|
|
*/
|
|
|
- String generateToken(Map<String, Object> claims) {
|
|
|
+ private String generateToken(Map<String, Object> claims) {
|
|
|
return Jwts.builder()
|
|
|
.setClaims(claims)
|
|
|
.setExpiration(generateExpirationDate())
|
|
|
- .signWith(SignatureAlgorithm.RS512, secret)
|
|
|
+ .signWith(SignatureAlgorithm.HS512, secret)
|
|
|
.compact();
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 从token中获取JWT中的负载
|
|
|
*/
|
|
|
- Claims getClaimsFromToken(String token) {
|
|
|
- Claims claims;
|
|
|
+ private Claims getClaimsFromToken(String token) {
|
|
|
+ Claims claims = null;
|
|
|
try {
|
|
|
claims = Jwts.parser()
|
|
|
.setSigningKey(secret)
|
|
|
.parseClaimsJws(token)
|
|
|
.getBody();
|
|
|
- } finally {
|
|
|
- claims = null;
|
|
|
+ } catch (Exception e) {
|
|
|
+ LOGGER.info("JWT格式验证失败:{}",token);
|
|
|
}
|
|
|
return claims;
|
|
|
}
|
|
@@ -70,9 +72,8 @@ public class JwtTokenUtil {
|
|
|
String username;
|
|
|
try {
|
|
|
Claims claims = getClaimsFromToken(token);
|
|
|
- username = claims.getSubject();
|
|
|
+ username = claims.getSubject();
|
|
|
} catch (Exception e) {
|
|
|
- e.printStackTrace();
|
|
|
username = null;
|
|
|
}
|
|
|
return username;
|
|
@@ -101,14 +102,33 @@ public class JwtTokenUtil {
|
|
|
* 从token中获取过期时间
|
|
|
*/
|
|
|
private Date getExpiredDateFromToken(String token) {
|
|
|
- Date expiredDate = null;
|
|
|
- try {
|
|
|
- Claims claims = getClaimsFromToken(token);
|
|
|
- expiredDate = claims.getExpiration();
|
|
|
- } catch (Exception e) {
|
|
|
- e.printStackTrace();
|
|
|
- }
|
|
|
- return expiredDate;
|
|
|
+ Claims claims = getClaimsFromToken(token);
|
|
|
+ return claims.getExpiration();
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 根据用户信息生成token
|
|
|
+ */
|
|
|
+ public String generateToken(UserDetails userDetails) {
|
|
|
+ Map<String, Object> claims = new HashMap<>();
|
|
|
+ claims.put(CLAIM_KEY_USERNAME, userDetails.getUsername());
|
|
|
+ claims.put(CLAIM_KEY_CREATED, new Date());
|
|
|
+ return generateToken(claims);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 判断token是否可以被刷新
|
|
|
+ */
|
|
|
+ public boolean canRefresh(String token) {
|
|
|
+ return !isTokenExpired(token);
|
|
|
}
|
|
|
|
|
|
+ /**
|
|
|
+ * 刷新token
|
|
|
+ */
|
|
|
+ public String refreshToken(String token) {
|
|
|
+ Claims claims = getClaimsFromToken(token);
|
|
|
+ claims.put(CLAIM_KEY_CREATED, new Date());
|
|
|
+ return generateToken(claims);
|
|
|
+ }
|
|
|
}
|