从Spring Boot Rest服务下载文件
我正在尝试从Spring Boot Rest服务下载文件。 @RequestMapping(path="/downloadFile",method=RequestMethod.GET) @Consumes(MediaType.APPLICATION_JSON_VALUE) public ResponseEntity<InputStreamReader> downloadDocument( String acquistionId, String fileType, Integer expressVfId) throws IOException { File file2Upload = new File("C:\\Users\\admin\\Desktop\\bkp\\1.rtf"); HttpHeaders headers = new HttpHeaders(); headers.add("Cache-Control", "no-cache, no-store, must-revalidate"); headers.add("Pragma", "no-cache"); headers.add("Expires", "0"); InputStreamReader i = new InputStreamReader(new FileInputStream(file2Upload)); System.out.println("The length of the file is : "+file2Upload.length()); return …