java获取本机IP跟物理IP地址
/**
*
* @author Administrator
*/
import
java.io.BufferedReader;
import java.io.IOException;
import
java.io.InputStreamReader;
import java.net.Inet6Address;
import
java.net.InetAddress;
import java.net.NetworkInterface;
import
java.net.SocketException;
import java.net.UnknownHostException;
import
java.util.ArrayList;
import java.util.Enumeration;
import
java.util.List;
public class TestAddr {
/**
* 获取本机所有IP
*/
private static String[]
getAllLocalHostIP() {
List<String> res = new
ArrayList<String>();
Enumeration netInterfaces;
try
{
netInterfaces =
NetworkInterface.getNetworkInterfaces();
InetAddress ip =
null;
while (netInterfaces.hasMoreElements())
{
NetworkInterface ni = (NetworkInterface)
netInterfaces
.nextElement();
System.out.println("---Name---:" + ni.getName());
Enumeration
nii = ni.getInetAddresses();
while (nii.hasMoreElements())
{
ip = (InetAddress)
nii.nextElement();
if (ip.getHostAddress().indexOf(":")
== -1) {
res.add(ip.getHostAddress());
System.out.println("本机的ip=" + ip.getHostAddress());
}
}
}
} catch (SocketException e)
{
e.printStackTrace();
}
return
(String[]) res.toArray(new String[0]);
}
public static String
getLocalIP() {
String ip = "";
try {
Enumeration<?> e1 = (Enumeration<?>)
NetworkInterface.getNetworkInterfaces();
while
(e1.hasMoreElements()) {
NetworkInterface ni =
(NetworkInterface) e1.nextElement();
System.out.println ("getLocalIP--nic.getDisplayName ():" + ni.getDisplayName
());
System.out.println ("getLocalIP--nic.getName ():" +
ni.getName ());
if (!ni.getName().equals("eth0"))
{
continue;
} else
{
Enumeration<?> e2 =
ni.getInetAddresses();
while
(e2.hasMoreElements()) {
InetAddress ia =
(InetAddress) e2.nextElement();
if (ia instanceof
Inet6Address)
continue;
ip =
ia.getHostAddress();
}
break;
}
}
}
catch (SocketException e) {
e.printStackTrace();
System.exit(-1);
}
return
ip;
}
public static String getWinLocalIP ()
{
String ip = "";
try
{
Enumeration <?> e1 = (Enumeration
<?>) NetworkInterface.getNetworkInterfaces ();
while (e1.hasMoreElements ())
{
NetworkInterface ni = (NetworkInterface) e1.nextElement
();
System.out.println
("getWinLocalIP--nic.getDisplayName ():" + ni.getDisplayName ());
System.out.println ("getWinLocalIP--nic.getName ():" +
ni.getName ());
Enumeration <?> e2 =
ni.getInetAddresses ();
while (e2.hasMoreElements
())
{
InetAddress ia
= (InetAddress) e2.nextElement ();
ip =
ia.getHostAddress ();
}
}
}
catch (SocketException e)
{
e.printStackTrace ();
System.exit
(-1);
}
return ip;
}
/**
* 获取本机所有物理地址
*
*
@return
*/
public static String getMacAddress()
{
String mac = "";
String line = "";
String os = System.getProperty("os.name");
if (os != null
&& os.startsWith("Windows")) {
try {
String command = "cmd.exe /c ipconfig /all";
Process p = Runtime.getRuntime().exec(command);
BufferedReader br = new BufferedReader(new
InputStreamReader(p
.getInputStream()));
while ((line = br.readLine()) != null) {
if (line.indexOf("Physical Address") > 0) {
int index = line.indexOf(":") + 2;
mac = line.substring(index);
break;
}
}
br.close();
} catch (IOException e) {
}
}
return mac;
}
public
String getMacAddress(String host) {
String mac = "";
StringBuffer sb = new StringBuffer();
try
{
NetworkInterface ni =
NetworkInterface.getByInetAddress(InetAddress
.getByName(host));
// byte[] macs =
ni.getHardwareAddress();
// for (int i = 0; i <
macs.length; i++) {
// mac = Integer.toHexString(macs[i]
& 0xFF);
//
// if (mac.length() == 1)
{
// mac = '0' + mac;
// }
//
// sb.append(mac + "-");
// }
} catch (SocketException e) {
e.printStackTrace();
} catch (UnknownHostException e) {
e.printStackTrace();
}
mac =
sb.toString();
mac = mac.substring(0, mac.length() - 1);
return mac;
}
/**
*
@param args
*/
public static void main(String[] args)
{
TestAddr.getAllLocalHostIP();
System.out.println("LocalIP:"+TestAddr.getLocalIP());
System.out.println("getWinLocalIP:"+TestAddr.getWinLocalIP());
System.out.println(TestAddr.getMacAddress());
}
}