/**
* Creates a SimpleResolver that will query the specified host
*
* @exception UnknownHostException Failure occurred while finding the host
*/
public SimpleResolver(String hostname) throws UnknownHostException {
if (hostname == null) {
hostname = ResolverConfig.getCurrentConfig().server();
if (hostname == null) hostname = defaultResolver;
}
InetAddress addr;
if (hostname.equals("0")) addr = InetAddress.getLocalHost();
else addr = InetAddress.getByName(hostname);
address = new InetSocketAddress(addr, DEFAULT_PORT);
}
/**
* Creates a new Extended Resolver. The default ResolverConfig is used to determine the servers
* for which SimpleResolver contexts should be initialized.
*
* @see SimpleResolver
* @see ResolverConfig
* @exception UnknownHostException Failure occured initializing SimpleResolvers
*/
public ExtendedResolver() throws UnknownHostException {
init();
String[] servers = ResolverConfig.getCurrentConfig().servers();
if (servers != null) {
for (int i = 0; i < servers.length; i++) {
Resolver r = new SimpleResolver(servers[i]);
r.setTimeout(quantum);
resolvers.add(r);
}
} else resolvers.add(new SimpleResolver());
}