{
optionBuilder.required(true).renderer(OptionRenderers.REQUIRED);
}
OptionCompleter<CompleterInvocation> completer = OptionCompleterFactory.getCompletionFor(
input, shellContext, converterFactory);
optionBuilder.completer(completer);
optionBuilder.activator(new OptionActivator()
{
@Override
public boolean isActivated(ProcessedCommand processedCommand)
{