SpringCloud接收文件

package com.example.springcloud.fileserver.controller; import com.example.springcloud.fileserver.bean.PictureResp; import com.netflix.zuul.context.RequestContext; import org.springframework.util.FileCopyUtils; import org.springframework.util.SystemPropertyUtils; import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartFile; import javax.servlet.http.HttpServletRequest; import java.io.File; import java.io.IOException; /** * Created by gaorui on 2017/12/14. */ @RestController @RequestMapping(value = "/fileserver/pictures") public class PictureController { private final String CATEGORY_TEST = "pics"; @RequestMapping(value = "test") @ResponseBody public String testFileServer() { return "文件服务器已启动"; } /** * 上传文件。 * @param file, 文件字节流， 其中filename是multipart中的变量名称 * @return */ @RequestMapping(value = "/upload", method = RequestMethod.POST) @ResponseBody public PictureResp uploadFile(/**HttpServletRequest request, 拿到请求的所有信息 */ //@RequestHeader(value = "Range") String range, //大文件分段上传，格式： Range: start-end/total @RequestHeader(value = "Content-Type") String type, //@RequestParam(value = "signparam") String data, //在http包体里添加验签的json @RequestParam(value = "filename", required = true)MultipartFile file) { //System.out.println(request.getHeader("Content-Type")); //文件分片或断点续传需要Range头，表示字节流对应原始文件的位置 System.out.println("请求类型：" + type); PictureResp resp = new PictureResp(); try { File dir = new File(CATEGORY_TEST); if (!dir.exists()) { dir.mkdirs(); //判断并创建文件夹 } byte[] bytes = file.getBytes(); //文件字节流 File fileToSave = new File(dir.getAbsolutePath() + File.separator + file.getOriginalFilename()); FileCopyUtils.copy(bytes, fileToSave); //保存文件 //数据表里要存储原始文件名、用户id、时间戳、服务器生成的文件名， 客户端文件起始位置start、客户端文件终止位置end、客户端文件大小total等 resp.setStatus(0); resp.setSize(fileToSave.length()); resp.setPath(fileToSave.getPath()); } catch (IOException ex) { ex.printStackTrace(); resp.setStatus(1); //失败 } return resp; } }