From 386ba7e42ce0e51e70608d33750a7d5d37a161f6 Mon Sep 17 00:00:00 2001
From: yh <1844516659@qq.com>
Date: Sat, 16 Jul 2022 16:07:50 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A3=9E=E6=BB=B4=E5=87=BA=E8=A1=8C=E7=BD=91?=
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---
 .../internalcommon/util/JwtUtils.java         | 55 +++++++++++++++++++
 pom.xml                                       |  6 ++
 2 files changed, 61 insertions(+)
 create mode 100644 internal-common/src/main/java/com/mashibing/internalcommon/util/JwtUtils.java

diff --git a/internal-common/src/main/java/com/mashibing/internalcommon/util/JwtUtils.java b/internal-common/src/main/java/com/mashibing/internalcommon/util/JwtUtils.java
new file mode 100644
index 0000000..f5ada07
--- /dev/null
+++ b/internal-common/src/main/java/com/mashibing/internalcommon/util/JwtUtils.java
@@ -0,0 +1,55 @@
+package com.mashibing.internalcommon.util;
+
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.JWTCreator;
+import com.auth0.jwt.algorithms.Algorithm;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+public class JwtUtils {
+
+    // 盐：服务端本地私有
+    private static final String SIGN = "CPFmsb%!@SSAE";
+
+    // 提供 公共获取 token字符串
+    public static String gerneratorToken(Map<String,String> map){
+
+        // 准备 token过期时间 Date 类型
+        Calendar calendar = Calendar.getInstance();
+        calendar.add(Calendar.DATE,1);
+        Date date = calendar.getTime();
+
+        // 使用 JWT 创建 token合成对象 builder
+        JWTCreator.Builder builder = JWT.create();
+
+        // 将 map 中有效数据部份 遍历合成到 builder中
+        if(map == null && map.size() <= 0){// 有效数据为空，直接返回空值
+            return null;
+        }
+        map.forEach(
+            (k,v)-> {
+                builder.withClaim(k,v);
+            }
+         );
+        // 设置 超时时间
+        builder.withExpiresAt(date);
+
+        // 使用 builder对象的 sign 方法生成 token
+        String sign = builder.sign(Algorithm.HMAC256(SIGN));
+
+        return sign;
+    }
+
+
+    public static void main (String [ ] args ) {
+        Map<String, String> map = new HashMap<>();
+        map.put("name", "zhang san");
+        map.put("age", "18");
+        String s = gerneratorToken(map);
+        System.out.println("生成的token:" + s);
+    }
+
+}
diff --git a/pom.xml b/pom.xml
index 7a8daf5..bfc4480 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,6 +71,12 @@
             <artifactId>lombok</artifactId>
             <version>1.18.20</version>
         </dependency>
+
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>3.14.0</version>
+        </dependency>
     </dependencies>