John A. Zinky wrote:
> We have not been able to find a configuration of Linux Red Hat 5.0 and
> jdk 1.1.x that works for the following one line test program.
>
> public class TestGetLocalHost {
> public static void main(String[] args) {
> try {
> System.out.println(java.net.InetAddress.getLocalHost());
> } catch (Exception e) { e.printStackTrace(); }
> }}
>
> The Test program prints the IP address of local host
> (A necessary function for servers that need to publish their location)
>
> On Solaris,NT, and Red Hat 4.0/jdk1.1.3 this works: e.g:
> guava.bbn.com/171.78.82.34
> On Linux Red Hat 5.0 jdk1.1.5 this returns the loopback address: e.g:
> localhost/127.0.0.1
>
> We have traced the problem in to the C routines for native platform
> on Line 298 in .../jdk1.1.5/src/java/net/InetAddress.java
> localHost.hostName = impl.getLocalHostName();
> System.out.println("local host name: " + localHost.hostName);
>
> On linux: local host name: localhost
> On Solaris: local host name: guava.bbn.com
>
> **** Questions *****
> 1) Does anyone have a Linux RedHat 5.0 configuration where this program works?
It works fine for me: RedHat 5.0 and jdk1.1.6-v1 (sbb). Make sure you
have the
latest version of libc installed (can be found at www.redhat.com).
> [ .... ]
> 2) Could this be a configuration error in the linux host?
I believe that is the case. Try with DNS configured.
> [ .... ]
/Per Widerlund
