@CliCommand(value = "help", help = "List all commands usage")
public void obtainHelp(
@CliOption(key = { "", "command" }, optionContext = "disable-string-converter availableCommands", help = "Command name to provide help for")
String buffer) {
JLineShellComponent shell = ctx.getBean("shell", JLineShellComponent.class);
SimpleParser parser = shell.getSimpleParser();
parser.obtainHelp(buffer);
}