public void refreshCommands() {
for (Object c : new ArrayList(reader.getCompletors())) {
reader.removeCompletor((Completor) c);
}
Completor[] list =
new Completor[] {new SimpleCompletor(server.getAllCommands()), new NullCompletor()};
reader.addCompletor(new ArgumentCompletor(list));
sender.recalculatePermissions();
}
