if (args.length != 4) {
throw new CommandException("Invalid args: " + help());
}
Iface clientToNode = BlurClient.getClient(args[1]);
Level level = Level.valueOf(args[2].toUpperCase().trim());
String classNameOrLoggerName = args[3].trim();
if (classNameOrLoggerName.equals("ROOT")) {
clientToNode.logging(null, level);
} else {
clientToNode.logging(classNameOrLoggerName, level);