//后台实现上传的方法
/*
上传方法所要用到的第三方工具类的包
import mons.io.FileUtils;
import mons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
*/
private static final Logger LOG = LoggerFactory
.getLogger(PublicIndexController.class);//PublicIndexController 该controller控制器的名字
@PostMapping("/fileUpload")
public String uploadMusicFile(HttpServletRequest request,@RequestParam("file")MultipartFile[] files){
LOG.info("进入上传...");
String uploadPath="D:/tempFile/";//存放到本地路径(示例)
if(files!=null && files.length>=1) {
BufferedOutputStream bw = null;
try {
String fileName = files[0].getOriginalFilename();
//判断是否有文件
if(StringUtils.isNoneBlank(fileName)) {
//输出到本地路径
File outFile = new File(uploadPath + UUID.randomUUID().toString()+getFileType(fileName));
LOG.info("path=="+uploadPath + UUID.randomUUID().toString()+ getFileType(fileName));
FileUtils.copyInputStreamToFile(files[0].getInputStream(), outFile); }
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
if(bw!=null) {bw.close();}
} catch (IOException e) {
e.printStackTrace();
}
}
}
return "success";
}
public static String getFileType(String filename){
if(filename.endsWith(".jpg") || filename.endsWith(".jepg")){
return ".jpg";
}else if(filename.endsWith(".png") || filename.endsWith(".PNG")){
return ".png";
} else{
return "application/octet-stream";
}
}
//微信端小程序wxml页面代码
//微信端小程序js上传代码
startUpload: function () {
wx.chooseImage({
success: function (res) {
var tempFilePaths = res.tempFilePaths
console.log(tempFilePaths)
wx.uploadFile({
url: 'http://192.168.1.101:8085/public/index/fileUpload', //仅为示例，非真实的接口地址
filePath: tempFilePaths[0],
name: "file",
header: {
"Content-Type": "multipart/form-data"
},
formData: {
"user": "test",
},
// success: function (res) {
// var data = res.data
// console.log(data)
// //do something
// },
success: function (res) {
console.log(res, '6666');
if (res.statusCode = 200) {
wx.showModal({
title: '提示',
content: '上传成功',
showCancel: false
})
return;
}
var data = res.data
// page.setData({ //上传成功修改显示头像
// src: path[0]
// })
},
fail: function (e) {
console.log(e);
wx.showModal({
title: '提示',
content: '上传失败',
showCancel: false
})
},
})
}
})
}
结：便于以后学习工作用到，可用于做参考
