1.保存代码

api-admin/src/main/java/com/glxp/api/admin/thread/DlBasicService.java

@@ -746,6 +746,10 @@ public class DlBasicService {
      * @return
      */
     public BaseResponse downloadNow(Integer type) {
+        Object o = redisUtil.get(Constant.SPS_SYNC_DOWNLOAD_INFO);
+        if (null != o) {
+            return ResultVOUtils.error(500, "已存在下载任务，请等待下载完成！");
+        }
         String downloadInfo = null;
         if (null != type) {
             switch (type) {

api-admin/src/main/java/com/glxp/api/admin/thread/DownloadSpDataTask.java

@@ -71,6 +71,8 @@ public class DownloadSpDataTask implements SchedulingConfigurer {
                     dlBasicService.dlAllUDI();
                     log.info("国家库数据下载完毕");
                 }
+                //删除标记
+                redisUtil.del(Constant.SPS_SYNC_DOWNLOAD_INFO);
             }
         }
     }