Created
June 9, 2011 19:25
-
-
Save gcorrao/1017510 to your computer and use it in GitHub Desktop.
Java - test INetAddress speed against regular ping
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import java.net.InetAddress; | |
import java.util.Arrays; | |
public class Reachable { | |
public static void main(String[] args) { | |
try { | |
long startTime; | |
boolean result; | |
System.out.println("InetAddress.getByName(args[0]).isReachable(1000);"); | |
startTime=System.currentTimeMillis(); | |
result= InetAddress.getByName(args[0]).isReachable(1000); | |
System.out.println("took: "+(System.currentTimeMillis()-startTime)); | |
System.out.println("Result: "+result); | |
System.out.println(); | |
System.out.println(); | |
System.out.println("ping "+args[0]+" -c 1 -W 1"); | |
startTime=System.currentTimeMillis(); | |
Process p= Runtime.getRuntime().exec("ping "+args[0]+" -c 1 -W 1"); | |
result= (p.waitFor()==0); | |
System.out.println("took: "+(System.currentTimeMillis()-startTime)); | |
System.out.println("Result: "+result); | |
System.out.println(); | |
System.out.println(); | |
System.out.println("InetAddress.getByAddress(address).isReachable(1000);"); | |
startTime=System.currentTimeMillis(); | |
String[] tmp= args[0].split("\\."); | |
System.out.println(Arrays.toString(tmp)); | |
byte[] address= new byte[]{Byte.parseByte(tmp[0]),Byte.parseByte(tmp[1]),Byte.parseByte(tmp[2]),Byte.parseByte(tmp[3])}; | |
result= InetAddress.getByAddress(address).isReachable(1000); | |
System.out.println("took: "+(System.currentTimeMillis()-startTime)); | |
System.out.println("Result: "+result); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment