From 2835346447260e6c8264cb1fa478a3f6d6958bbd Mon Sep 17 00:00:00 2001
From: Jerry Yan <792602257@qq.com>
Date: Tue, 8 Apr 2025 15:26:18 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A4=9A=E4=B8=AAwxMpConfig=E5=85=BC=E5=AE=B9?=
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---
 .../java/com/ycwl/basic/utils/WxMpUtil.java   | 30 ++++++++++++-------
 1 file changed, 19 insertions(+), 11 deletions(-)

diff --git a/src/main/java/com/ycwl/basic/utils/WxMpUtil.java b/src/main/java/com/ycwl/basic/utils/WxMpUtil.java
index 9fe2f7d..8b58d7f 100644
--- a/src/main/java/com/ycwl/basic/utils/WxMpUtil.java
+++ b/src/main/java/com/ycwl/basic/utils/WxMpUtil.java
@@ -6,26 +6,34 @@ import com.alibaba.fastjson.JSONObject;
 import java.io.FileOutputStream;
 import java.io.InputStream;
 import java.util.Date;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 public class WxMpUtil {
     private static final String GET_WXA_CODE_URL = "https://api.weixin.qq.com/wxa/getwxacode?access_token=%s";
     private static final String GET_URL_LICK_URL = "https://api.weixin.qq.com/wxa/generate_urllink?access_token=%s";
     private static final String ACCESS_TOKEN_URL = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s";
-    private static String ACCESS_TOKEN = "";
-    private static Date expireTime = new Date();
+    private static final Map<String, String> tokens = new ConcurrentHashMap<>();
+    private static final Map<String, Date> expireTimes = new ConcurrentHashMap<>();
 
     private static String getAccessToken(String appId, String appSecret) {
-        if (ACCESS_TOKEN != null && !ACCESS_TOKEN.isEmpty()) {
-            if (expireTime.getTime() > System.currentTimeMillis()) {
-                return ACCESS_TOKEN;
+        if (expireTimes.containsKey(appId)) {
+            Date expireTime = expireTimes.get(appId);
+            if (expireTime.getTime() < System.currentTimeMillis()) {
+                tokens.remove(appId);
             }
+        } else {
+            tokens.remove(appId);
         }
-        String url = String.format(ACCESS_TOKEN_URL, appId, appSecret);
-        String response = HttpUtil.get(url);
-        JSONObject jsonObject = JSONObject.parseObject(response);
-        ACCESS_TOKEN = jsonObject.getString("access_token");
-        expireTime = new Date(System.currentTimeMillis() + jsonObject.getInteger("expires_in") * 1000 / 2);
-        return ACCESS_TOKEN;
+        return tokens.computeIfAbsent(appId, (k) -> {
+            String url = String.format(ACCESS_TOKEN_URL, appId, appSecret);
+            String response = HttpUtil.get(url);
+            JSONObject jsonObject = JSONObject.parseObject(response);
+            String token = jsonObject.getString("access_token");
+            Date expireTime = new Date(System.currentTimeMillis() + jsonObject.getInteger("expires_in") * 1000 / 2);
+            expireTimes.put(appId, expireTime);
+            return token;
+        });
     }
 
     public static void generateWXAQRCode(String appId, String appSecret, String envVersion, String path, String filePath) throws Exception {