javaminiopdf_0">java通过minio下载pdf附件

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javaminiopdfgetObject_11">一、java通过minio下载pdf附件getObject方法

java"> @Resourceprivate MinioClient minioClient;/*** 通过minio下载pdf附件* @param fileName:"sdgregrtgfr.pdf"   为存储在minio中的重命名文件名* @param originalName:"Java学习文档.pdf"   为实际文件名* @param response* @throws IOException*/public void getObject(String fileName,String originalName, HttpServletResponse response) throws IOException {InputStream inputStream = null;OutputStream outputStream = null;try {String filePath = "/";//在minio中存储的路径GetObjectArgs build = GetObjectArgs.builder().bucket("桶名").object(filePath + fileName).build();inputStream = minioClient.getObject(build);response.setContentType("application/pdf;charset=utf-8");response.setCharacterEncoding("utf-8");String encodedFileName = URLEncoder.encode(originalName, "UTF-8").replace("+", "%20");response.setHeader("Content-disposition", "attachment;filename=\"" + encodedFileName + "\"");outputStream = response.getOutputStream();byte[] buffer = new byte[4096];int bytesRead;while ((bytesRead = inputStream.read(buffer)) != -1) {outputStream.write(buffer, 0, bytesRead);}} catch (Exception e) {// 处理异常e.printStackTrace();throw new BizException("附件下载失败，请重试");} finally {inputStream.close();outputStream.close();}}