java通过引用OkHttp3访问https报：handshake alert: unrecognized_name

Question

2018-01-23 09:57:31.467 INFO  [http-nio-9090-exec-1] com.qtay.gls.utils.OkHttpUtils - 出错原因：handshake alert:  unrecognized_name

public void post(String url, RequestBody formBody) {
        try {


            Request request = new Request.Builder()
                    .url(url)
                    .post(formBody)
                    .build();
            Response response = client.newCall(request).execute();
            if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

            System.out.println(response.body());
            System.out.println("4");
        } catch (Exception ex) {
            log.info("出错原因：" + ex.getMessage());
        }
    }

Answer 1

设置系统属性：

System.setProperty ("jsse.enableSNIExtension", "false")

如果是tomcat，则catalina.sh增加：-Djsse.enableSNIExtension=false