这篇文章主要介绍了java编程实现获取机器IP地址及MAC地址的方法,实例分析了Java分别针对单网卡及多网卡的情况下获取服务器IP地址与MAC地址的相关技巧,需要的朋友可以参考下
本文实例讲述了java编程实现获取服务器IP地址及MAC地址的方法。分享给大家供大家参考，具体如下：
已测系统：
windows linux unix
排除127.0.0.1 和 0.0.0.0.1等非正常IP
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
public class IpUtil {
private IpUtil(){}
/**
* 此方法描述的是：获得服务器的IP地址
* @author: zhangyang33@sinopharm.com
* @version: 2014年9月5日 下午4:57:15
*/
public static String getLocalIP() {
String sIP = "";
InetAddress ip = null;
try {
boolean bFindIP = false;
Enumeration<NetworkInterface> netInterfaces = (Enumeration<NetworkInterface>) NetworkInterface
.getNetworkInterfaces();
while (netInterfaces.hasMoreElements()) {
if (bFindIP) {
break;
}
NetworkInterface ni = (NetworkInterface) netInterfaces
.nextElement();
Enumeration<InetAddress> ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = (InetAddress) ips.nextElement();
if (!ip.isLoopbackAddress()
&& ip.getHostAddress().matches(
"(\\d{1,3}\\.){3}\\d{1,3}")) {
bFindIP = true;
break;
}
}
}
} catch (Exception e) {
OutUtil.error(IpUtil.class, e.getMessage());
}
if (null != ip) {
sIP = ip.getHostAddress();
}
return sIP;
}
/**
* 此方法描述的是：获得服务器的IP地址(多网卡)
* @author: zhangyang33@sinopharm.com
* @version: 2014年9月5日 下午4:57:15
*/
public static List<String> getLocalIPS() {
InetAddress ip = null;
List<String> ipList = new ArrayList<String>();
try {
Enumeration<NetworkInterface> netInterfaces = (Enumeration<NetworkInterface>) NetworkInterface
.getNetworkInterfaces();
while (netInterfaces.hasMoreElements()) {
NetworkInterface ni = (NetworkInterface) netInterfaces
.nextElement();
Enumeration<InetAddress> ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = (InetAddress) ips.nextElement();
if (!ip.isLoopbackAddress()
&& ip.getHostAddress().matches(
"(\\d{1,3}\\.){3}\\d{1,3}")) {
ipList.add(ip.getHostAddress());
}
}
}
} catch (Exception e) {
OutUtil.error(IpUtil.class, e.getMessage());
}
return ipList;
}
/**
* 此方法描述的是：获得服务器的MAC地址
* @author: zhangyang33@sinopharm.com
* @version: 2014年9月5日 下午1:27:25
*/
public static String getMacId() {
String macId = "";
InetAddress ip = null;
NetworkInterface ni = null;
try {
boolean bFindIP = false;
Enumeration<NetworkInterface> netInterfaces = (Enumeration<NetworkInterface>) NetworkInterface
.getNetworkInterfaces();
while (netInterfaces.hasMoreElements()) {
if (bFindIP) {
break;
}
ni = (NetworkInterface) netInterfaces
.nextElement();
// ----------特定情况，可以考虑用ni.getName判断
// 遍历所有ip
Enumeration<InetAddress> ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = (InetAddress) ips.nextElement();
if (!ip.isLoopbackAddress() // 非127.0.0.1
&& ip.getHostAddress().matches(
"(\\d{1,3}\\.){3}\\d{1,3}")) {
bFindIP = true;
break;
}
}
}
} catch (Exception e) {
OutUtil.error(IpUtil.class, e.getMessage());
}
if (null != ip) {
try {
macId = getMacFromBytes(ni.getHardwareAddress());
} catch (SocketException e) {
OutUtil.error(IpUtil.class, e.getMessage());
}
}
return macId;
}
/**
* 此方法描述的是：获得服务器的MAC地址(多网卡)
* @author: zhangyang33@sinopharm.com
* @version: 2014年9月5日 下午1:27:25
*/
public static List<String> getMacIds() {
InetAddress ip = null;
NetworkInterface ni = null;
List<String> macList = new ArrayList<String>();
try {
Enumeration<NetworkInterface> netInterfaces = (Enumeration<NetworkInterface>) NetworkInterface
.getNetworkInterfaces();
while (netInterfaces.hasMoreElements()) {
ni = (NetworkInterface) netInterfaces
.nextElement();
// ----------特定情况，可以考虑用ni.getName判断
// 遍历所有ip
Enumeration<InetAddress> ips = ni.getInetAddresses();
while (ips.hasMoreElements()) {
ip = (InetAddress) ips.nextElement();
if (!ip.isLoopbackAddress() // 非127.0.0.1
&& ip.getHostAddress().matches(
"(\\d{1,3}\\.){3}\\d{1,3}")) {
macList.add(getMacFromBytes(ni.getHardwareAddress()));
}
}
}
} catch (Exception e) {
OutUtil.error(IpUtil.class, e.getMessage());
}
return macList;
}
private static String getMacFromBytes(byte[] bytes) {
StringBuffer mac = new StringBuffer();
byte currentByte;
boolean first = false;
for (byte b : bytes) {
if (first) {
mac.append("-");
}
currentByte = (byte) ((b & 240) >> 4);
mac.append(Integer.toHexString(currentByte));
currentByte = (byte) (b & 15);
mac.append(Integer.toHexString(currentByte));
first = true;
}
return mac.toString().toUpperCase();
}