import org.apache.commons.cli.*;
public class MyCLI {
public static void main(String[] args) {
Options options = new Options();
options.addOption("h", "help", false, "Display help information");
options.addOption("o", "output", true, "Output file name");
CommandLineParser parser = new DefaultParser();
HelpFormatter formatter = new HelpFormatter();
CommandLine cmd;
try {
cmd = parser.parse(options, args);
if (cmd.hasOption("h")) {
formatter.printHelp("MyCLI", options);
System.exit(0);
}
String outputFileName = cmd.getOptionValue("o");
System.out.println("Output file name: " + outputFileName);
} catch (ParseException e) {
System.out.println("Error parsing command line arguments: " + e.getMessage());
formatter.printHelp("MyCLI", options);
System.exit(1);
}
}
}
