Reputation: 2897
I want to get IP address of my laptop that is connected into a LAN . This address has to be got from JAVA .
For this I have got the following code to get list of all IP addresses .
try
{
Enumeration e = NetworkInterface.getNetworkInterfaces();
while(e.hasMoreElements())
{
NetworkInterface n = (NetworkInterface) e.nextElement();
Enumeration ee = n.getInetAddresses();
while (ee.hasMoreElements())
{
InetAddress i = (InetAddress) ee.nextElement();
String address;
address = i.getHostAddress();
System.out.println(i.getHostAddress());
}
}
}
catch( SocketException SE)
{
SE.printStackTrace();
}
Now I have got the following list of IP addresses .
127.0.0.1
0:0:0:0:0:0:0:1
192.168.10.99
fe80:0:0:0:4c55:cf87:67a0:2%10
192.168.115.215
fe80:0:0:0:a972:d8d9:c94c:4263%11
fe80:0:0:0:707c:b434:bf95:4940%12
192.168.15.1
fe80:0:0:0:1d59:66f7:e68e:31d%15 is reachable
fe80:0:0:0:1d59:66f7:e68e:31d%15
192.168.38.1
fe80:0:0:0:553f:f180:b540:75ff%16
But how can I get my LAN IP address ? My lan ip address is 192.168.10.99 .
Upvotes: 0
Views: 762
Reputation: 2897
This conde snippet helps me a lot .
String IP()
{
String IP_address = "";
int count = 0 ;
try{
Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
while (interfaces.hasMoreElements())
{
NetworkInterface current = interfaces.nextElement();
// System.out.println(current);
if (!current.isUp() || current.isLoopback() || current.isVirtual()) continue;
Enumeration<InetAddress> addresses = current.getInetAddresses();
while (addresses.hasMoreElements()){
InetAddress current_addr = addresses.nextElement();
if (current_addr.isLoopbackAddress()) continue;
if (current_addr instanceof Inet4Address && count == 0)
{
IP_address = current_addr.getHostAddress() ;
System.out.println(current_addr.getHostAddress());
count++;
break;
}
}
}
}
catch(SocketException SE)
{
SE.printStackTrace();
}
return IP_address;
}
Upvotes: 1