iHotel_student_houtai/src/main/java/com/template/controller/UploadServlet.java

package com.template.controller;


import com.alibaba.fastjson.JSONObject;
import com.template.common.utils.FileUtil;
import com.template.model.result.CommonResult;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;

@RestController
@RequestMapping("/auto/upload")
public class UploadServlet {

    @Value("${image-url}")
    private String imageUrl;

    @PostMapping("/save")
    protected CommonResult doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // 获取文件内容
        Part filePart = request.getPart("file");
        InputStream fileContent = filePart.getInputStream();

        String fileNameWithPath = FileUtil.getFileNameWithPath() + ".jpg";
//        FileUtil.makeDirs(fileNameWithPath, "E://image3");
//        String imgFilePath = "E://image3/" + fileNameWithPath;
        FileUtil.makeDirs(fileNameWithPath, "/usr/local/nginx/html/image");
        String imgFilePath = "/usr/local/nginx/html/image/" + fileNameWithPath;

//        上传图片
        Files.copy(fileContent,new File(imgFilePath).toPath());

        // 保存文件到指定目录
//        String fileName = filePart.getSubmittedFileName();
//        OutputStream out = new FileOutputStream(imgFilePath);
//        byte[] buffer = new byte[1024];
//        int bytesRead;
//        while ((bytesRead = fileContent.read(buffer)) != -1) {
//            out.write(buffer, 0, bytesRead);
//        }
//        out.close();
        String url=imageUrl+fileNameWithPath;
//        response.getWriter().println(url);
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("url",url);
        return CommonResult.ok(jsonObject);
    }
}