no message

@@ -19,6 +19,7 @@ import com.lego.oss.factory.OssFactory;
 import com.lego.system.domain.vo.SysOssVo;
 import com.lego.system.domain.vo.SysOssVo;
 import com.lego.system.service.impl.SysOssServiceImpl;
 import com.lego.system.service.impl.SysOssServiceImpl;
 import lombok.RequiredArgsConstructor;
 import lombok.RequiredArgsConstructor;
+import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
 
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletRequest;
@@ -80,6 +81,8 @@ public class CourseController extends BaseController {
     @GetMapping("/encrypt")
     @GetMapping("/encrypt")
     public R<String> encrypt() {
     public R<String> encrypt() {
         List<CourseVo> list =  baseMapper.selectVoList(null);
         List<CourseVo> list =  baseMapper.selectVoList(null);
+        if(!CollectionUtils.isEmpty(list))
+            System.out.println("=================list.size()==========="+list.size());
         OssClient storage = OssFactory.instance();
         OssClient storage = OssFactory.instance();
         for (CourseVo courseVo : list) {
         for (CourseVo courseVo : list) {
             String ossIds = courseVo.getTwoDimensionalType();
             String ossIds = courseVo.getTwoDimensionalType();