tool 中添加 jwt

pom.xml

@@ -12,6 +12,7 @@
         <module>jdk</module>
         <module>tool</module>
         <module>redis</module>
+        <module>web</module>
     </modules>
 
     <properties>

tool/pom.xml

@@ -50,5 +50,11 @@
             <artifactId>hashids</artifactId>
             <version>1.0.3</version>
         </dependency>
+
+        <dependency>
+            <groupId>io.jsonwebtoken</groupId>
+            <artifactId>jjwt</artifactId>
+            <version>0.9.1</version>
+        </dependency>
     </dependencies>
 </project>

tool/src/main/java/cn/reghao/jutil/tool/jwt/Jwt.java

@@ -0,0 +1,54 @@
+package cn.reghao.jutil.tool.jwt;
+
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.SignatureAlgorithm;
+
+import java.util.Date;
+
+/**
+ * JWT 令牌
+ * TODO 将 JWT 令牌存放在 redis 中
+ *
+ * @author reghao
+ * @date 2019-11-17 23:10:58
+ */
+public class Jwt {
+    public static final String JWT_PREFIX = "Bearer ";
+    public static final String AUTH_HEADER = "Authorization";
+
+    // TODO 有效期和 key 都应该可以动态设置，有效期一周
+    private static final long EXPIRATION_TIME = 60_000*60*24*7;
+    private static final String SIGN_KEY = "tnb.reghao.cn";
+
+    /**
+     * 生成一个 token
+     *
+     * @param
+     * @return
+     * @date 2019-11-21 下午4:39
+     */
+    public static String create(JwtPayload payload) {
+        return Jwts.builder()
+                .claim("authorities", payload.getRoles())
+                .setSubject(payload.getUserId())
+                .setExpiration(new Date(System.currentTimeMillis() + EXPIRATION_TIME))
+                .signWith(SignatureAlgorithm.HS256, SIGN_KEY)
+                .compact();
+    }
+
+    /**
+     * 解析 token，过期的 token 会抛出 ExpiredJwtException 异常
+     *
+     * @param
+     * @return
+     * @date 2021-07-27 下午2:37
+     */
+    public static JwtPayload parse(String token) {
+        Claims claims = Jwts.parser().setSigningKey(SIGN_KEY).parseClaimsJws(token).getBody();
+        String username = claims.getSubject();
+        String roles = (String) claims.get("authorities");
+        Date expiration = claims.getExpiration();
+        return new JwtPayload(username, roles, expiration);
+    }
+}

tool/src/main/java/cn/reghao/jutil/tool/jwt/JwtPayload.java

@@ -0,0 +1,41 @@
+package cn.reghao.jutil.tool.jwt;
+
+import java.util.Date;
+
+/**
+ * @author reghao
+ * @date 2021-07-26 09:58:45
+ */
+public class JwtPayload {
+    private String userId;
+    private String roles;
+    private Date expiration;
+    private String signKey;
+
+    public JwtPayload(String userId, String roles) {
+        this.userId = userId;
+        this.roles = roles;
+    }
+
+    public JwtPayload(String userId, String roles, Date expiration) {
+        this.userId = userId;
+        this.roles = roles;
+        this.expiration = expiration;
+    }
+
+    public String getUserId() {
+        return userId;
+    }
+
+    public String getRoles() {
+        return roles;
+    }
+
+    public Date getExpiration() {
+        return expiration;
+    }
+
+    public String getSignKey() {
+        return signKey;
+    }
+}