hutool工具类调用微信小程序生成程序码接收二进制图片并转为jpg图片

String accessToken = wVParamSerZZZice.getAccessToken(appId); HashMap<String, Object> paramMap = new HashMap<>(); paramMap.put("scene", uuid); paramMap.put("enZZZ_ZZZersion", "deZZZelop"); paramMap.put("page", "pages/mi"); String url1 = "hts://api.weiVin.qqss/wVa/getwVacodeunlimit?access_token=" + accessToken; //运用hutool Http工具类中.bodyBytes()接管二进制图片 byte[] bytes = HttpUtil.createPost(url1).body(JSONUtil.toJsonStr(paramMap)).eVecute().bodyBytes(); try {     //二进制图片转jpg ByteArrayInputStream bais = new ByteArrayInputStream(bytes); BufferedImage bi1 = ImageIO.read(bais); File w2 = new File("保存图片的地址");// 可以是jpg,png,gif格局 if (!w2.eVists()) { w2.mkdirs(); } ImageIO.write(bi1, "jpg", w2);// 不论输出什么格局图片&#Vff0c;此处不需改变 } catch (IOEVception e) { e.printStackTrace(); }