update

src/main/java/com/lovenav/service/QRCService.java

@@ -1,7 +1,8 @@
 package com.lovenav.service;
 
 import com.lovenav.entity.CollectIconList;
+import org.springframework.web.bind.annotation.RequestBody;
 
 public interface QRCService {
-    public String QR(int url_id) throws Exception;
+    public String QR(@RequestBody Integer url_id) throws Exception;
 }