Java上传附件-MultipartFile方式

上代码

package com.wutong.travel.file.controller;

import cn.hutool.core.io.FileUtil;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.File;
import java.io.IOException;

/**
 * 上传附件控制层
 * @author: wutong
 * @date: 2021-01-06 17:46
 */
@RestController
public class UploadFileController {
    /**
     * 上传附件-MultipartFile方式
     * localhost:8581/uploadFile
     * @param multipartFile
     * @throws IOException
     * @author: wutong
     * @date: 2021-01-06 17:46
     */
    @PostMapping("/uploadFileMultipartFile")
    public String uploadFileMultipartFile(@RequestParam("file") MultipartFile multipartFile) throws IOException {
        // 如果是多文件，声明变量为数组MultipartFile[] multipartFiles即可
        byte[] bytes = multipartFile.getBytes();
        File dest = new File("D:/" + multipartFile.getOriginalFilename());
        FileUtil.writeBytes(bytes, dest);
        return "ok";
    }
}

使用postman测试

查看效果