小程序登录接口

2023-09-25 09:17:53 +08:00
parent e06438f776
commit e0fd0c9822
27 changed files with 1139 additions and 7 deletions
--- a/guigu-ssyx-parent/common/common-util/src/main/java/com/atguigu/ssyx/common/utils/JwtHelper.java
+++ b/guigu-ssyx-parent/common/common-util/src/main/java/com/atguigu/ssyx/common/utils/JwtHelper.java
@@ -0,0 +1,64 @@
+package com.atguigu.ssyx.common.utils;
+
+import io.jsonwebtoken.*;
+import org.springframework.util.StringUtils;
+
+import java.util.Date;
+
+/**
+ * ClassName: JwtHelper
+ * Package: com.atguigu.ssyx.common.utils
+ *
+ * @author yovinchen
+ * @Create 2023/9/22 15:50
+ */
+public class JwtHelper {
+
+    private static final long tokenExpiration = 365L * 24 * 60 * 60 * 1000;
+    private static final String tokenSignKey = "ssyx";
+
+    public static String createToken(Long userId, String userName) {
+        String token = Jwts.builder()
+                           .setSubject("ssyx-USER")
+                           .setExpiration(new Date(System.currentTimeMillis() + tokenExpiration))
+                           .claim("userId", userId)
+                           .claim("userName", userName)
+                           .signWith(SignatureAlgorithm.HS512, tokenSignKey)
+                           .compressWith(CompressionCodecs.GZIP)
+                           .compact();
+        return token;
+    }
+
+    public static Long getUserId(String token) {
+        if (StringUtils.isEmpty(token)) return null;
+
+        Jws<Claims> claimsJws = Jwts.parser()
+                                    .setSigningKey(tokenSignKey)
+                                    .parseClaimsJws(token);
+        Claims claims = claimsJws.getBody();
+        Integer userId = (Integer) claims.get("userId");
+        return userId.longValue();
+        // return 1L;
+    }
+
+    public static String getUserName(String token) {
+        if (StringUtils.isEmpty(token)) return "";
+
+        Jws<Claims> claimsJws = Jwts.parser()
+                                    .setSigningKey(tokenSignKey)
+                                    .parseClaimsJws(token);
+        Claims claims = claimsJws.getBody();
+        return (String) claims.get("userName");
+    }
+
+    public static void removeToken(String token) {
+        //jwttoken无需删除，客户端扔掉即可。
+    }
+
+    public static void main(String[] args) {
+        String token = JwtHelper.createToken(7L, "admin");
+        System.out.println(token);
+        System.out.println(JwtHelper.getUserId(token));
+        System.out.println(JwtHelper.getUserName(token));
+    }
+}