dependencies {
implementation 'org.apache.commons:commons-cli:1.4'
}
Options options = new Options();
CommandLineParser parser = new DefaultParser();
CommandLine cmd = parser.parse(options, args);
String filePath = cmd.getOptionValue("f");
if (cmd.hasOption("h")) {
displayHelp();
}
if (cmd.hasOption("v")) {
enableVerboseLogging();
}
import org.apache.commons.cli.*;
public class CommandLineApp {
public static void main(String[] args) {
Options options = new Options();
CommandLineParser parser = new DefaultParser();
try {
CommandLine cmd = parser.parse(options, args);
if (cmd.hasOption("h")) {
displayHelp();
return;
}
if (cmd.hasOption("v")) {
enableVerboseLogging();
}
String filePath = cmd.getOptionValue("f");
if (filePath != null) {
processFile(filePath);
} else {
displayHelp();
}
} catch (ParseException e) {
displayHelp();
}
}
private static void displayHelp() {
HelpFormatter formatter = new HelpFormatter();
}
private static void enableVerboseLogging() {
}
private static void processFile(String filePath) {
}
}
java CommandLineApp -f /path/to/file.txt -v
