8220673: Add test library support for determining platform IP support
Reviewed-by: dfuchs, chegar
Contributed-by: aeubanks@google.com
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/*
* @test
* @author Gary Ellison
* @bug 4208282
* @summary java.net.InetAddress.getByName caching unknown host lookups
*/
import java.net.InetAddress;
public class CachedUnknownHostName {
public static void main(String argv[]) throws Exception {
String hostname = new String("bogusHostName");
try {
InetAddress.getByName(hostname);
System.err.println("Missing java.net.UnknownHostException for host " +
hostname);
throw new Exception("Missing java.net.UnknownHostException");
} catch(java.net.UnknownHostException e) {
// this one is anticipated
System.out.println("Caught expected exception:" + e);
}
try {
InetAddress.getByName(hostname);
System.err.println("Missing java.net.UnknownHostException for host " +
hostname);
throw new Exception("Missing java.net.UnknownHostException");
} catch(java.net.UnknownHostException e) {
// this is the one that was not firing off.
System.out.println("Caught expected exception:" + e);
}
System.out.println("Passed. OKAY");
}
}