验证码

xuhy

2024-08-26 37a8595cb8f8644ef5c8271f2b2833710940d051

 ruoyi-service/ruoyi-chargingPile/src/main/java/com/ruoyi/chargingPile/controller/TChargingGunController.java

@@ -1,6 +1,7 @@
package com.ruoyi.chargingPile.controller;


import cn.hutool.core.img.ImgUtil;
import cn.hutool.core.io.FileUtil;
import com.ruoyi.chargingPile.api.dto.TChargingGunDTO;
import com.ruoyi.chargingPile.api.model.TChargingGun;
@@ -23,8 +24,12 @@
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.awt.image.BufferedImage;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.PrintWriter;
import java.net.URLEncoder;
import java.util.Arrays;
@@ -132,17 +137,18 @@
    public void downloadQRCode(@PathVariable Integer id, HttpServletResponse response){
        try {
            TChargingGun chargingGun = chargingGunService.getById(id);
            response.setContentType("image/jpeg");
            response.setHeader("Content-Disposition","attachment; filename=" + URLEncoder.encode(chargingGun.getName(), "UTF-8") + ".jpeg");
            String fileName = URLEncoder.encode(chargingGun.getCode(), "UTF-8") + ".jpg";
            response.setContentType("application/force-download");
            response.addHeader("Content-Disposition", "attachment;fileName=" + fileName);
            String url = "https://www.baidu.com?id=" + id;
            String filePath = "";
            String filePath = "D://" + fileName;
            QRCodeUtils.encode(url, filePath);
            FileInputStream inputStream = new FileInputStream(filePath);
            PrintWriter out = response.getWriter();
            ServletOutputStream out = response.getOutputStream();
            int len = 0;
            byte[] buf = new byte[1024];
            while ((len = inputStream.read(buf, 0, 1024)) != -1) {
                out.println(buf);
                out.write(buf);
            }
            out.flush();
            out.close();