no message

@@ -308,6 +308,7 @@ public class CourseController extends BaseController {
                     } else {
                         String originalfileName = sysOss.getOriginalName();
                         String suffix = StringUtils.substring(originalfileName, originalfileName.lastIndexOf("."), originalfileName.length());
+                        log.info("==========suffix=========="+suffix);
                         UploadResult uploadResult = null;
                         if (".pdf".equals(suffix)) {
                             byte[] fileBytes = null;
@@ -347,6 +348,7 @@ public class CourseController extends BaseController {
                             byte[] fileBytes = null;
                             try {
                                 InputStream inputStream = storage.getObjectContent(sysOss.getUrl());
+                                log.info("======inputStream===="+inputStream.available());
                                 ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
                                 byte[] buffer = new byte[8192]; // 或者根据实际情况选择合适的缓冲区大小
                                 int bytesRead;
@@ -356,6 +358,7 @@ public class CourseController extends BaseController {
                                 byteArrayOutputStream.flush();
                                 fileBytes = byteArrayOutputStream.toByteArray();
                                 byte[] encryptBytes = EncryptUtils.encryptByAes(fileBytes);
+                                log.info("======fileBytes.length===="+fileBytes.length);
                                 uploadResult = storage.uploadSuffix(encryptBytes, suffix, "text/plain");
                                 log.info("json==============="+uploadResult.getUrl());
                             } catch (Exception e) {

@@ -217,6 +217,8 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
 //            else{
 //                uploadResult = storage.upload(file.getBytes(), originalfileName, file.getContentType());
 //            }
+            log.info("==========originalfileName========="+originalfileName);
+            log.info("==========getContentType========="+file.getContentType());
             uploadResult = storage.upload(file.getBytes(), originalfileName, file.getContentType());
         } catch (IOException e) {
             throw new ServiceException(e.getMessage());