Javascript AJAX控制器不循环遍历每个文件并保存在位置。只做第一个文件上传
我下面的代码只是将数组中的第一个文件上载到路径位置。有人能看到我的服务器端控制器有什么问题吗:Javascript AJAX控制器不循环遍历每个文件并保存在位置。只做第一个文件上传,javascript,java,serverside-javascript,multiple-file-upload,Javascript,Java,Serverside Javascript,Multiple File Upload,我下面的代码只是将数组中的第一个文件上载到路径位置。有人能看到我的服务器端控制器有什么问题吗: private static String UPLOADED_FOLDER = "C://temp//"; @RequestMapping(value = { "/fileUpload" }, method = RequestMethod.POST) @ResponseBody public String uploadFile( @RequestParam("number") String numb
private static String UPLOADED_FOLDER = "C://temp//";
@RequestMapping(value = { "/fileUpload" }, method = RequestMethod.POST)
@ResponseBody
public String uploadFile( @RequestParam("number") String number, @RequestParam("files[]") MultipartFile[] files, MultipartHttpServletRequest req, HttpServletResponse res)
{
for (MultipartFile file : files) {
try {
File directory = new File(UPLOADED_FOLDER + number);
logger.info(directory.toString());
if (! directory.exists()){
directory.mkdir();
logger.info("directory created");
}
byte[] bytes = file.getBytes();
logger.info(bytes.toString());
Path path = Paths.get(UPLOADED_FOLDER + number + "//" + file.getOriginalFilename());
logger.info(path.toString());
Files.write(path, bytes);
logger.info("You have successfully uploaded '" + file.getOriginalFilename() + "'");
return("File Uploaded");
} catch (Exception e) {
res.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
logger.error("Failed to upload file '" + file.getOriginalFilename() + "'", e);
return("File Not Uploaded");
}
}
return "redirect:/fileUpload";
}
}
这打破了循环
如果希望循环完全运行,则需要在循环结束后放置return
这打破了循环
如果希望循环完全运行,则需要在循环结束后放置return
return("File Uploaded");