package picocli.examples.arggroup; import picocli.CommandLine; import picocli.CommandLine.ArgGroup; import picocli.CommandLine.Command; import picocli.CommandLine.Option; @Command(name = "good", description = "usage help shows the default value") public class DefaultValueGoodExample { @ArgGroup GoodGroup goodGroup; public static void main(String[] args) { new CommandLine(new DefaultValueGoodExample()).usage(System.out); } } class GoodGroup { @Option(names = "-x", defaultValue = "123", description = "Default: ${DEFAULT-VALUE}") int x; }