【web】項目中如何獲取ip地址和端口號

<pre name="code" class="java">/**
	 * 獲取本地IP地址
	 * @return
	 * @throws UnknownHostException
	 */
	public static String getHostAddress() throws UnknownHostException {
		Enumeration<NetworkInterface> netInterfaces = null;
		try {
			netInterfaces = NetworkInterface.getNetworkInterfaces();
			while (netInterfaces.hasMoreElements()) {
				NetworkInterface ni = netInterfaces.nextElement();
				Enumeration<InetAddress> ips = ni.getInetAddresses();
				while (ips.hasMoreElements()) {
					InetAddress ip = ips.nextElement();
					if (ip.isSiteLocalAddress()) {
						return ip.getHostAddress();
					}
				}
			}
		} catch (Exception e) {
			logger.error(e.getMessage(), e);
		}
		return InetAddress.getLocalHost().getHostAddress();
	}

/**
	 * 獲取服務端口號
	 * @return 端口號
	 * @throws ReflectionException
	 * @throws MBeanException
	 * @throws InstanceNotFoundException
	 * @throws AttributeNotFoundException
	 */
	private static String getServerPort(boolean secure) throws AttributeNotFoundException, InstanceNotFoundException, MBeanException, ReflectionException {
		MBeanServer mBeanServer = null;
		if (MBeanServerFactory.findMBeanServer(null).size() > 0) {
			mBeanServer = (MBeanServer)MBeanServerFactory.findMBeanServer(null).get(0);
		}
		
		if (mBeanServer == null) {
			logger.debug("調用findMBeanServer查詢到的結果爲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開始用SSLEnabled
				secureValue = true;// SSLEnabled=true但secure未配置的情況
				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 "";
	}