后端开发11.文件上传模块

控制器

package jkw.controller;

import com.github.tobato.fastdfs.domain.fdfs.StorePath;
import com.github.tobato.fastdfs.service.FastFileStorageClient;
import jkw.exception.MyException;
import jkw.vo.BaseResult;
import jkw.vo.CodeEnum;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

@RestController
@RequestMapping("/file")
@CrossOrigin
public class FileController {
    @Autowired
    private FastFileStorageClient fastFileStorageClient;
    @Value("${fdfs.fileUrl}")
    private String fileUrl; // Nginx访问FastDFS中文件的路径

    /**
     * fastdfs上传文件
     *
     * @param file 文件
     * @return
     * @