【web】项目中如何获取ip地址和端口号

<pre name="code" class="java">/**
* 获取本地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();
}

/**
* 获取服务端口号
* @return 端口号
* @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("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 "";
}