springboot上传图片设置虚拟目录

 1 @SuppressWarnings("all")
 2 @Configuration
 3 public class UserIcoUploadConfig implements WebMvcConfigurer {
 4 
 5     //addResourceHandlers
 6 
 7     /**
 8      * 将D:\\upload下的文件映射到当前项目/upload/下
 9      *
10      * @param registry
11      */
12     @Override
13     public void addResourceHandlers(ResourceHandlerRegistry registry) {
14         //addResourceHandler()里配置需要映射的文件夹，此处代表映射文件夹user下的所有资源。
15         //addResourceLocations()配置文件夹在系统中的路径，使用绝对路径，格式为“file:你的路径”
16         registry.addResourceHandler("/userIco/**").
17                 addResourceLocations("file:C:\\Project\\test01\\src\\main\\resources\\static\\userIco\\");
18     }
19 }

 1    /**
 2      *  上传用户头像
 3      * @param file
 4      * @return http://localhost:8080/itkb/user/uploadUserIco
 5      */
 6     @PostMapping(value = "uploadUserIco")
 7     public String uploadUserIco(MultipartFile file) throws IOException {
 8         // 图片存储路径
 9         String path = "C:\\Project\\test01\\src\\main\\resources\\static\\userIco\\";
10         if (!new File(path).exists()) {
11             new File(path).mkdirs();
12         }
13         String fileName = System.currentTimeMillis() + ".jpg";
14         file.transferTo(new File(path+fileName));
15         return "http://locaohost:8080/userIco/"+fileName;
16     }