Https post 请求时绕过证书验证方案

解决异常：
Caused by: java.security.cert.CertificateException: No subject alternative names matching IP address xxx.xx.xx.xx found

// Https POST 请求
    private cn.hutool.json.JSON PostGsData(String url, String appKey, String token, Map<String, Object> params) {
        try {
            // 发送请求参数
            String data = JSONObject.toJSONString(params);

            URL realUrl = new URL(url);
            //绕过证书验证，验证主机名和服务器验证方案的匹配是可接受的
            TrustManager[] trustAllCerts = new TrustManager[1];
            trustAllCerts[0] = new TrustAllManager();
            SSLContext sc = SSLContext.getInstance("SSL");
            sc.init(null, trustAllCerts, null);
            HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
            HttpsURLConnection.setDefaultHostnameVerifier(new CustomizedHostnameVerifier());

            //获取HttpsURLConnection链接对象
            HttpsURLConnection connection = (HttpsURLConnection) realUrl.openConnection();
            connection.setRequestMethod("POST");
            connection.setRequestProperty("AppKey", appKey);
            connection.setRequestProperty("Content-Type", "application/json");

            // 设置通用的请求属性
//            connection.setRequestProperty("accept", "*/*");
//            connection.setRequestProperty("connection", "Keep-Alive");
//            connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
//            connection.setRequestProperty("content-length", contentJson.getBytes().length + "");

            if (StringUtil.isNotEmpty(token)) {
                connection.setRequestProperty("Authorization", token);
            }
            
            // 发送POST请求必须设置如下两行
            connection.setDoOutput(true);
            connection.setDoInput(true);
            // 获取URLConnection对象对应的输出流
            PrintWriter out = new PrintWriter(connection.getOutputStream());
            out.print(data);
            // flush输出流的缓冲
            out.flush();
            // 定义BufferedReader输入流来读取URL的响应
            BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));
            String line;
            String result = "";
            while ((line = in.readLine()) != null) {
                result += line;
            }
            logger.info("请求返回的结果：" + result);

            // 关闭连接
            connection.disconnect();

            return JSONUtil.parse(result);
        } catch (Exception ex) {
            ex.printStackTrace();
            logger.error("请求出现异常：" + ex.getMessage());
            Map<String, String> res = new HashMap<>();
            res.put("ERRCODE", "0");
            res.put("ERRMSG", "请求出现异常：" + ex.getMessage());
            return JSONUtil.parse(res);
        }
    }