spring|spring boot 图片上传精简版 springboot图片上传精简版

pom文件引入

commons-fileupload
commons-fileupload
1.2.2

commons-io commons-io 2.0.1

package com.xyy.controller;
import com.xyy.commons.ServerResponse;
import com.xyy.server.FileService;
import com.xyy.util.MyUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;
import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import static com.xyy.server.impl.FileServiceImpl.NextInt;
/**

基础设置控制
@author Administrator
*/
@RequestMapping("api/file")
@RestController
public class FileUploadController {
@Autowired
private FileService fileService;
/**
- 上传图片参数fileUpload 返回图片访问路径
- @param request
- @return
  */
  @PostMapping("fileUpload")
  public ServerResponse fileUpload2(HttpServletRequest request) {
  // 设置上下方文
  CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(
  request.getSession().getServletContext());
  //文件名
  String fileName = "";
  //获取tomcat项目路径
  String url = MyUtil.getTomcatUrl();
  // 检查form是否有enctype="multipart/form-data"
  if (multipartResolver.isMultipart(request)) {
  MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
  Iterator iter = multiRequest.getFileNames();
  while (iter.hasNext()) {
  // 由CommonsMultipartFile继承而来,拥有上面的方法.
  MultipartFile file = multiRequest.getFile(iter.next());
  if (file != null) {
  //原文件名
  String type = file.getOriginalFilename();
  //获取文件类型
  type = type.substring(type.lastIndexOf("."), type.length());
  //重命名
  fileName = NextInt(10000, 99999) + System.currentTimeMillis() + type;
  //path 图片保存路径保存到war包根目录 request.getContextPath() war包名
  String path = (new File(request.getServletContext().getRealPath("/")))
  .getParent() + "/upload" + request.getContextPath() + "/image";
  
  File localFile = new File(path); // 如果文件夹不存在创建文件夹 if (!localFile.exists()) { localFile.mkdirs(); }File targetFile = new File(path, fileName); try { //保存图片 file.transferTo(targetFile); } catch (IOException e) { e.printStackTrace(); return ServerResponse.createByErrorMessage(""); } } }
  
  【spring|spring boot 图片上传精简版】}
  //url 图片路径
  url = url +"upload" + request.getContextPath() + "/image/"+ fileName;
  return ServerResponse.createBySuccessMessage(url);
  }
  }