@RequestMapping("/upload")
@ResponseBody
public String handleFileUpload(HttpServletRequest request) {
MultipartHttpServletRequest params = ((MultipartHttpServletRequest) request);
List<MultipartFile> files = ((MultipartHttpServletRequest) request).getFiles("file");
System.out.println("files" + files);
//接收前端传过来的字段
//String name = params.getParameter("name");
MultipartFile file = null;
//先设置一个数组来装file路径
List imgs = new ArrayList();
//设置图片路径
private final String UPLOAD_FOLDER = "pic/";
for (int i = 0; i < files.size(); ++i) {
file = files.get(i);
if (!file.isEmpty()) {
try {
byte[] bytes = file.getBytes();
// 获取图片的文件名
String fileName = file.getOriginalFilename();
// 获取图片的扩展名
String extensionName = fileName.substring(fileName.lastIndexOf(".") + 1);
// 新的图片文件名 = 获取时间戳+"."图片扩展名
String newFileName = String.valueOf(System.currentTimeMillis()) + "." + extensionName;
//图片路径
Path path = Paths.get(UPLOAD_FOLDER + newFileName);
//System.out.println("lj: " + path);
imgs.add(path);
//如果没有files文件夹,则创建
if (!Files.isWritable(path)) {
Files.createDirectories(Paths.get(UPLOAD_FOLDER));
}
//文件写入指定路径
Files.write(path, bytes);
} catch (Exception e) {
return "图片上传失败 " + i + " => " + e.getMessage();
}
} else {
return "图片上传失败 " + i + " because the file was empty.";
}
}
return "图片上传成功";
}
springboot 上传图片(多张和单张都可以)
猜你喜欢
转载自my.oschina.net/u/2428630/blog/2251025
今日推荐
周排行