@Override
public void doit(PrintWriter out, Blur.Iface client, String[] args) throws CommandException, TException,
BlurException {
if (args.length != 2) {
throw new CommandException("Invalid args: " + help());
}
String clusterNamePassed = args[1];
if (validateClusterName(client, clusterNamePassed)) {
cluster = clusterNamePassed;
out.println("cluster is now " + cluster);