上传文件问题bug修复

nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java

@@ -126,17 +126,17 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
             }
             // 生成md5文件名
             String hashName = FileUtils.generateName(content, originalName);
+            // 确定上传路径
+            String URI = basePath + fileStyleEnum.toString().toLowerCase() + "/" + hashName;
+            String fullPath = System.getProperty("user.dir") + URI;
             // 判断文件是否存在，如果存在直接返回
             FileUploadRespVO uploadRespVO = new FileUploadRespVO();
             File fileInfo = getFileInfoByHashVal(hashName);
-            if (fileInfo != null) {
+            if (fileInfo != null && FileUtil.exist(fullPath)) {
                 uploadRespVO.setName(fileInfo.getFilename());
                 uploadRespVO.setUrl(fileInfo.getUrl());
                 uploadRespVO.setField(fileInfo.getHashVal());
             } else {
-                // 确定上传路径
-                String URI = basePath + fileStyleEnum.toString().toLowerCase() + "/" + hashName;
-                String fullPath = System.getProperty("user.dir") + URI;
                 // 上传到文件存储位置
                 FileUtil.writeBytes(content, fullPath);
                 uploadRespVO.setName(originalName);