更改

src/main/java/org/shop/crop/CropController.java

@@ -55,11 +55,14 @@ public class CropController {
     @Autowired
     OssService ossService;
 
+    private static final Object SDK_LOCK = new Object();
 
     @GetMapping("/crop/chatData")
     public List<CropMessage> chatData(Long startSeq, String corpId) throws IOException {
-        long limit = 200;
+        synchronized (SDK_LOCK) {
+            long limit = 50;
             long slice = Finance.NewSlice();
+            try {
                 Long sdk = sdkManager.initSdk(corpId, "mEizahrSF6axdfWtSK_f73a3j6-sV02hhyGG7ogmTpM");
 
                 int ret = Finance.GetChatData(sdk, startSeq, limit, "", "", 1000, slice);
@@ -71,6 +74,10 @@ public class CropController {
                 String contentResult = Finance.GetContentFromSlice(slice);
                 log.info("内容字符串" + contentResult);
                 return decodeChatData(contentResult, startSeq, sdk, corpId);
+            } finally {
+                Finance.FreeSlice(slice); // ✅ 无论如何都释放
+            }
+        }
     }
 
     /**
@@ -196,7 +203,11 @@ public class CropController {
 
             // ✅ 异步触发下载任务（可以轮询数据库）
             CompletableFuture.runAsync(() -> {
+                try {
                     downloadPendingFiles(mediaFiles, sdk); // 也可以不传参，改为查数据库
+                } catch (Exception e) {
+                    log.error("异步下载任务异常", e);
+                }
             });
         }
         return messageList;
@@ -283,7 +294,6 @@ public class CropController {
     public String downFile(String sdkField, String msgType, Long sdk) throws IOException {
         File tempFile = File.createTempFile(GlobalConstants.DOWNLOAD_TEMP_FILE_NAME_PREFIX,
                 msgType, mediaContext.getTempMergeFileDir());
-        sdk = sdkManager.initSdk("ww64f47cd0afc456a5", "mEizahrSF6axdfWtSK_f73a3j6-sV02hhyGG7ogmTpM");
 
         String indexbuf = null; // 初始化 indexbuf
         try (FileOutputStream fileOutputStream = new FileOutputStream(tempFile)) {