public static String getServerPort(boolean secure) throws AttributeNotFoundException, InstanceNotFoundException, MBeanException, ReflectionException {

        MBeanServer mBeanServer = null;

        if (MBeanServerFactory.findMBeanServer(null).size() > ) {

            mBeanServer = (MBeanServer)MBeanServerFactory.findMBeanServer(null).get();

        }  

        if (mBeanServer == null) {

            System.out.println("调用findMBeanServer查询到的结果为null");

            return "";

        }  

        Set<ObjectName> names = null;

        try {

            names = mBeanServer.queryNames(new ObjectName("Catalina:type=Connector,*"), null);

        } catch (Exception e) {

            return "";

        }

        Iterator<ObjectName> it = names.iterator();

        ObjectName oname = null;

        while (it.hasNext()) {

            oname = (ObjectName)it.next();

            String protocol = (String)mBeanServer.getAttribute(oname, "protocol");

            String scheme = (String)mBeanServer.getAttribute(oname, "scheme");

            Boolean secureValue = (Boolean)mBeanServer.getAttribute(oname, "secure");

            Boolean SSLEnabled = (Boolean)mBeanServer.getAttribute(oname, "SSLEnabled");

            if (SSLEnabled != null && SSLEnabled) {// tomcat6开始用SSLEnabled

                secureValue = true;// SSLEnabled=true但secure未配置的情况

                scheme = "https";

            }

            if (protocol != null && ("HTTP/1.1".equals(protocol) || protocol.contains("http"))) {

                if (secure && "https".equals(scheme) && secureValue) {

                    return ((Integer)mBeanServer.getAttribute(oname, "port")).toString();

                } else if (!secure && !"https".equals(scheme) && !secureValue) {

                    return ((Integer)mBeanServer.getAttribute(oname, "port")).toString();

                }

            }

        }

        return "";

    }  

http://blog.csdn.net/yunzhu666/article/details/8662039