Examples of org.apache.commons.cli.CommandLineParser

org.apache.commons.cli.CommandLineParser
A class that implements the CommandLineParser interface can parse a String array according to the {@link Options} specifiedand return a {@link CommandLine}. @author John Keyes (john at integralsource.com)

  
  /**
   * take the args and try and create a command line object
   */
  public void execute(String commandName, ConsoleInput console, List arguments) {
    CommandLineParser parser = getParser();
    
    try 
    {
      String []args = new String[arguments.size()];
      int i = 0;
      for (Iterator iter = arguments.iterator(); iter.hasNext();) {
        String arg = (String) iter.next();
        args[i++] = arg;
      }
      CommandLine line = parser.parse(getOptions(), args);
      execute( commandName, console, line );
    } catch (ParseException e) 
    {
      console.out.println(">> Invalid arguments: " + e.getMessage());      
//      printHelp(commandName, console.out);

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  private static CommandLine parseCommands(String[] args, boolean constart) {
    
    if (args==null)
      return null;
    
    CommandLineParser parser = new PosixParser();
    Options options = new Options();
    options.addOption("h", "help", false, "Show this help.");
 
    OptionBuilder.withLongOpt("exec");
    OptionBuilder.hasArg();
    OptionBuilder.withArgName("file");
    OptionBuilder.withDescription("Execute script file. The file should end with 'logout', otherwise the parser thread doesn't stop.");
    options.addOption( OptionBuilder.create('e'));
    
    OptionBuilder.withLongOpt("command");
    OptionBuilder.hasArg();
    OptionBuilder.withArgName("command");
    OptionBuilder.withDescription("Execute single script command. Try '-c help' for help on commands.");
    options.addOption(OptionBuilder.create('c'));
    
    OptionBuilder.withLongOpt("ui");
    OptionBuilder.withDescription("Run <uis>. ',' separated list of user interfaces to run. The first one given will respond to requests without determinable source UI (e.g. further torrents added via command line).");
    OptionBuilder.withArgName("uis");
    OptionBuilder.hasArg();
    options.addOption(OptionBuilder.create('u'));
    
    CommandLine commands = null;
    try {
      commands = parser.parse(options, args, true);
    } catch( ParseException exp ) {
      Logger.getLogger("azureus2").error("Parsing failed.  Reason: " + exp.getMessage(), exp);
      if (constart)
        System.exit(2);
    }

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     *         options.
     */
    public CommandLine parseCommands(String[] args)
        throws ParseException
    {
        CommandLineParser parser = new PosixParser();
        return parser.parse(options, args);
    }

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    options.addOption(helpOption);
    options.addOption(serverURLOption);
    options.addOption(keyOption);


    CommandLineParser argsParser = new PosixParser();


    try {
      CommandLine commandLine = argsParser.parse(options, args);


      if (commandLine.hasOption(helpOption.getOpt())) {
        printUsage(options);
        System.exit(0);
      }

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  public static void main(String[] args)
    throws Exception
  {
    Options options = createCliOptions();
    CommandLineParser argsParser = new PosixParser();


    try {
      CommandLine commandLine = argsParser.parse(options, args);


      if (commandLine.hasOption(helpOption.getOpt())) {
        printUsage(options);
      }
      else if (commandLine.hasOption(versionOption.getOpt())) {

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    OptionGroup connectGroup = new OptionGroup();
    connectGroup.addOption(serverURLOption);
    connectGroup.addOption(dirOption);
    options.addOptionGroup(connectGroup);


    CommandLineParser argsParser = new PosixParser();


    try {
      CommandLine commandLine = argsParser.parse(options, args);


      if (commandLine.hasOption(helpOption.getOpt())) {
        printUsage(options);
        System.exit(0);
      }

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    createOptions();


        // set up array to return for public access to cmd line args
        _rawArgs = args;        


    final CommandLineParser parser = new GnuParser();
    try
    {
      _cmdLine = parser.parse(_options, args);
    }
    catch(ParseException ex)
    {
      System.err.println("Parsing failed. Reason: " + ex.getMessage());
      printHelp();

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     * @param args    the command line args.
     * @return parsed command line.
     * @throws ParseException if there was a problem.
     */
    private static CommandLine parseCommandLine(Options options, String[] args) throws ParseException {
        CommandLineParser parser = new PosixParser();
        return parser.parse(options, args, true);
    }

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      options.addOption(optSourceFile);
      options.addOption(optTargetFile);
      options.addOption(optLogLevel);
      options.addOption(optChangeUser);
      
      CommandLineParser parser = new GnuParser();
      CommandLine line=null;
      try{
        line = parser.parse(options, args);
      } catch(Exception e){
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("cronconverter", options, true);
        System.exit(0);
      }

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        "The amount of time in secods to keep a thread alive when idle in " +
        ImplType.THREAD_POOL.simpleClassName());


    options.addOptionGroup(ImplType.createOptionGroup());


    CommandLineParser parser = new PosixParser();
    CommandLine cmd = parser.parse(options, args);


    // This is so complicated to please both bin/hbase and bin/hbase-daemon.
    // hbase-daemon provides "start" and "stop" arguments
    // hbase should print the help if no argument is provided
    List<String> commandLine = Arrays.asList(args);

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