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Added helper method to get local IP addresses

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Ziver Koc 2016-10-03 20:51:06 +02:00
parent 93d17f4656
commit a5052cc917
1 changed files with 28 additions and 0 deletions
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28
src/zutil/net/InetScanner.java
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@ -4,7 +4,14 @@ import zutil.osal.MultiCommandExecutor;
import zutil.osal.OSAbstractionLayer;
import java.io.*;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
/**
* This class is a IPv4 scanner, it will scan a
@ -103,9 +110,30 @@ public class InetScanner {
return line.contains("TTL=") || line.contains("ttl=");
}
/**
* @return a list of IPv4 addresses for the all local network cards
*/
public static List<InetAddress> getLocalInet4Address(){
ArrayList<InetAddress> ips = new ArrayList<>();
try {
Enumeration<NetworkInterface> netIntf = NetworkInterface.getNetworkInterfaces();
while(netIntf.hasMoreElements()){
Enumeration<InetAddress> addresses = netIntf.nextElement().getInetAddresses();
while (addresses.hasMoreElements()){
InetAddress ip = addresses.nextElement();
if (ip instanceof Inet4Address && ip.isSiteLocalAddress())
ips.add(ip);
}
}
} catch (SocketException e) {
e.printStackTrace();
}
return ips;
}
public interface InetScanListener {
void foundInetAddress(InetAddress ip);
}
}