Example usage for org.apache.commons.cli OptionBuilder isRequired

List of usage examples for org.apache.commons.cli OptionBuilder isRequired

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In this page you can find the example usage for org.apache.commons.cli OptionBuilder isRequired.

Prototype

public static OptionBuilder isRequired()

Source Link

Document

The next Option created will be required.

Usage

From source file:org.graphwalker.CLI.java

/**
 * Build the command source command line parser
 *///from w ww.j ava2  s  . c o m
@SuppressWarnings("static-access")
private void buildSourceCLI() {
    opt.addOption(OptionBuilder.isRequired().withArgName("file|folder")
            .withDescription("The file (or folder) containing graphml formatted files.").hasArg()
            .withLongOpt("input_graphml").create("f"));
    opt.addOption(OptionBuilder.isRequired().withArgName("file").withDescription("The template file").hasArg()
            .withLongOpt("template").create("t"));
}

From source file:org.graphwalker.CLI.java

/**
 * Build the command xml command line parser
 *//*from  w  ww . j  av a 2  s. c  om*/
@SuppressWarnings("static-access")
private void buildXmlCLI() {
    opt.addOption("a", false, "Prints the statistics of the test, at the end of the run.");
    opt.addOption(OptionBuilder.isRequired().withArgName("file")
            .withDescription("The xml file containing the mbt settings.").hasArg().create("f"));
    opt.addOption(OptionBuilder.withArgName("seconds").withDescription(
            "Prints the test coverage of the graph during execution every <n second>. The printout goes to the log file defined in "
                    + "mbt.properties, and only, if at least INFO level is set in " + "that same file.")
            .hasArg().create("o"));
    opt.addOption("d", "dry-run", false,
            "Will execute a dry-run of the model. Dialog will pop up for every edge and vertex.");
}

From source file:org.graphwalker.CLI.java

/**
 * Build the command analyze command line parser
 *//*from www  .ja  v  a 2s. c o  m*/
@SuppressWarnings("static-access")
private void buildAnalyzeCLI() {
    opt.addOption(OptionBuilder.isRequired().withArgName("file|folder")
            .withDescription("The file (or folder) containing graphml formatted files.").hasArg()
            .withLongOpt("input_graphml").create("f"));
}

From source file:org.jnotary.client.DvcsCheck.java

@SuppressWarnings("static-access")
private static Option createOption(String shortOptionName, String optionName, String description,
        boolean hasValue, boolean isMandatory) {
    OptionBuilder opt = OptionBuilder.withLongOpt(optionName).withArgName(shortOptionName)
            .withDescription(description);
    if (hasValue)
        opt = opt.hasArg();/*from ww  w . j av a  2s  .  co  m*/
    if (isMandatory)
        opt = opt.isRequired();
    return opt.create(shortOptionName);
}

From source file:org.lib4j.cli.Options.java

public static Options parse(final Cli binding, final Class<?> mainClass, final String[] args) {
    final Set<String> requiredNames = new HashSet<>();
    final Map<String, String> nameToAltName = new HashMap<>();
    final org.apache.commons.cli.Options apacheOptions = new org.apache.commons.cli.Options();
    apacheOptions.addOption(null, "help", false, "Print help and usage.");
    short argumentsMinOccurs = 0;
    short argumentsMaxOccurs = 0;
    final Cli.Arguments cliArguments;
    if (binding != null) {
        cliArguments = binding.getArguments();
        if (cliArguments != null) {
            argumentsMinOccurs = cliArguments.getMinOccurs();
            argumentsMaxOccurs = "unbounded".equals(cliArguments.getMaxOccurs()) ? Short.MAX_VALUE
                    : Short.parseShort(cliArguments.getMaxOccurs());
            if (argumentsMaxOccurs < argumentsMinOccurs) {
                logger.error("minOccurs > maxOccurs on <arguments> element");
                System.exit(1);/*ww  w.j a  v a2 s. c  o m*/
            }
        }

        if (binding.getOption() != null) {
            for (final Cli.Option option : binding.getOption()) {
                final Cli.Option.Name optionName = option.getName();
                final String longName = optionName.getLong() == null ? null : optionName.getLong();
                final String shortName = optionName.getShort() == null ? null : optionName.getShort();
                final String name = longName != null ? longName : shortName;
                if (longName == null && shortName == null) {
                    logger.error("both [long] and [short] option names are null in cli spec");
                    System.exit(1);
                }

                nameToAltName.put(name, shortName != null ? shortName : longName);
                OptionBuilder.withLongOpt(name == longName ? longName : null);

                // Record which options are required
                if (option.getArgument() != null) {
                    final Cli.Option.Argument argument = option.getArgument();
                    final boolean isRequired = Use.REQUIRED == argument.getUse();
                    if (isRequired) {
                        OptionBuilder.isRequired();
                        requiredNames.add(longName);
                    }

                    final int maxOccurs = argument.getMaxOccurs() == null ? 1
                            : "unbounded".equals(argument.getMaxOccurs()) ? Integer.MAX_VALUE
                                    : Integer.parseInt(argument.getMaxOccurs());
                    if (maxOccurs == 1) {
                        if (isRequired)
                            OptionBuilder.hasArgs(1);
                        else
                            OptionBuilder.hasOptionalArgs(1);
                    } else if (maxOccurs == Integer.MAX_VALUE) {
                        if (isRequired)
                            OptionBuilder.hasArgs();
                        else
                            OptionBuilder.hasOptionalArgs();
                    } else {
                        if (isRequired)
                            OptionBuilder.hasArgs(maxOccurs);
                        else
                            OptionBuilder.hasOptionalArgs(maxOccurs);
                    }

                    final char valueSeparator = argument.getValueSeparator() != null
                            ? argument.getValueSeparator().charAt(0)
                            : ' ';
                    OptionBuilder
                            .withArgName(formatArgumentName(argument.getLabel(), maxOccurs, valueSeparator));
                    OptionBuilder.withValueSeparator(valueSeparator);
                    if (option.getDescription() == null) {
                        logger.error("missing <description> for " + name + " option");
                        System.exit(1);
                    }

                    final StringBuilder description = new StringBuilder(option.getDescription());
                    if (option.getArgument().getDefault() != null)
                        description.append("\nDefault: ").append(option.getArgument().getDefault());

                    OptionBuilder.withDescription(description.toString());
                }

                apacheOptions.addOption(OptionBuilder.create(shortName));
            }
        }
    } else {
        cliArguments = null;
    }

    final Map<String, Option> optionsMap = new HashMap<>();
    final Set<String> specifiedLongNames;
    CommandLine commandLine = null;
    if (args != null && args.length != 0) {
        specifiedLongNames = new HashSet<>();
        final CommandLineParser parser = new PosixParser();
        do {
            try {
                commandLine = parser.parse(apacheOptions, args);
            } catch (final UnrecognizedOptionException e) {
                if (e.getMessage().startsWith("Unrecognized option: ")) {
                    final String unrecognizedOption = e.getMessage().substring(21);
                    logger.error("Unrecognized option: " + unrecognizedOption);
                    for (int i = 0; i < args.length; i++)
                        if (args[i].equals(unrecognizedOption))
                            args[i] = "--help";
                } else {
                    throw new IllegalArgumentException(e);
                }
            } catch (final org.apache.commons.cli.ParseException e) {
                Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
            }
        } while (commandLine == null);
    } else {
        specifiedLongNames = null;
    }

    final Collection<String> arguments = commandLine != null ? commandLine.getArgList() : null;
    if (arguments != null && arguments.size() > 0) {
        if (argumentsMaxOccurs < arguments.size() || arguments.size() < argumentsMinOccurs) {
            Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
        }
    } else if (argumentsMinOccurs > 0) {
        Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
    }

    if (commandLine != null) {
        for (final org.apache.commons.cli.Option option : commandLine.getOptions()) {
            specifiedLongNames.add(option.getLongOpt());
            if ("help".equals(option.getLongOpt()))
                Options.trapPrintHelp(apacheOptions, cliArguments, null, System.out);

            final String optionName = option.getLongOpt() != null ? option.getLongOpt() : option.getOpt();
            optionsMap.put(optionName,
                    option.getValue() != null
                            ? new Option(optionName, option.getValueSeparator(), option.getValues())
                            : new Option(optionName, option.getValueSeparator(), "true"));
        }
    }

    // See if some arguments are missing
    if (requiredNames.size() != 0) {
        if (specifiedLongNames != null)
            requiredNames.removeAll(specifiedLongNames);

        if (requiredNames.size() != 0) {
            final StringBuilder builder = new StringBuilder();
            for (final String longName : requiredNames) {
                final String shortName = nameToAltName.get(longName);
                if (shortName.equals(longName))
                    builder.append("\nMissing argument: -").append(shortName);
                else
                    builder.append("\nMissing argument: -").append(shortName).append(",--").append(longName);
            }

            Options.trapPrintHelp(apacheOptions, cliArguments, builder.substring(1), System.out);
        }
    }

    // Include default values for options that are not specified
    if (binding.getOption() != null) {
        for (final Cli.Option option : binding.getOption()) {
            if (option.getArgument() != null && option.getArgument().getDefault() != null) {
                final String optionName = option.getName().getLong() != null ? option.getName().getLong()
                        : option.getName().getShort();
                if (!optionsMap.containsKey(optionName)) {
                    final String valueSeparator = option.getArgument().getValueSeparator();
                    final String defaultValue = option.getArgument().getDefault();
                    optionsMap.put(optionName,
                            valueSeparator != null
                                    ? new Option(optionName, valueSeparator.charAt(0), defaultValue)
                                    : new Option(optionName, defaultValue));
                }
            }
        }
    }

    // Check pattern for specified and default options
    if (binding.getOption() != null) {
        final StringBuilder builder = new StringBuilder();
        for (final Cli.Option option : binding.getOption()) {
            if (option.getArgument() != null && option.getArgument().getPattern() != null) {
                final String optionName = option.getName().getLong() != null ? option.getName().getLong()
                        : option.getName().getShort();
                final Option opt = optionsMap.get(optionName);
                if (opt != null) {
                    for (final String value : opt.getValues()) {
                        if (!value.matches(option.getArgument().getPattern())) {
                            if (option.getName().getLong() == null || option.getName().getShort() == null)
                                builder.append("\nIncorrect argument form: -").append(optionName);
                            else
                                builder.append("\nIncorrect argument form: -")
                                        .append(option.getName().getShort()).append(",--")
                                        .append(option.getName().getLong());

                            builder.append(' ').append(value).append("\n  Required: ")
                                    .append(option.getArgument().getPattern());
                        }
                    }
                }
            }
        }

        if (builder.length() > 0)
            Options.trapPrintHelp(apacheOptions, cliArguments, builder.substring(1), System.out);
    }

    return new Options(mainClass, args, optionsMap.values(), arguments == null || arguments.size() == 0 ? null
            : arguments.toArray(new String[arguments.size()]));
}

From source file:org.libx4j.cli.Options.java

public static Options parse(final cli_cli binding, final Class<?> mainClass, final String[] args)
        throws OptionsException {
    final Set<String> requiredNames = new HashSet<String>();
    final Map<String, String> nameToAltName = new HashMap<String, String>();
    final org.apache.commons.cli.Options apacheOptions = new org.apache.commons.cli.Options();
    apacheOptions.addOption(null, "help", false, "Print help and usage.");
    int argumentsMinOccurs = 0;
    int argumentsMaxOccurs = 0;
    final cli_cli._arguments cliArguments;
    if (binding != null) {
        cliArguments = binding._arguments(0);
        if (!cliArguments.isNull()) {
            argumentsMinOccurs = cliArguments._minOccurs$().text();
            argumentsMaxOccurs = "unbounded".equals(cliArguments._maxOccurs$().text()) ? Integer.MAX_VALUE
                    : Integer.parseInt(cliArguments._maxOccurs$().text());
            if (argumentsMaxOccurs < argumentsMinOccurs) {
                logger.error("minOccurs > maxOccurs on <arguments> element");
                System.exit(1);/* w  ww .jav  a 2  s  .  c  om*/
            }
        }

        if (binding._option() != null) {
            for (final cli_cli._option option : binding._option()) {
                final cli_cli._option._name optionName = option._name(0);
                final String longName = optionName._long$().isNull() ? null : optionName._long$().text();
                final String shortName = optionName._short$().isNull() ? null : optionName._short$().text();
                final String name = longName != null ? longName : shortName;
                if (longName == null && shortName == null) {
                    logger.error("both [long] and [short] option names are null in cli spec");
                    System.exit(1);
                }

                nameToAltName.put(name, shortName != null ? shortName : longName);
                OptionBuilder.withLongOpt(name == longName ? longName : null);

                // Record which options are required
                if (option._argument() != null && option._argument().size() != 0) {
                    final cli_cli._option._argument argument = option._argument(0);
                    final boolean isRequired = $cli_use.required.text().equals(argument._use$().text());
                    if (isRequired) {
                        OptionBuilder.isRequired();
                        requiredNames.add(longName);
                    }

                    final int maxOccurs = argument._maxOccurs$().isNull() ? 1
                            : "unbounded".equals(argument._maxOccurs$().text()) ? Integer.MAX_VALUE
                                    : Integer.parseInt(argument._maxOccurs$().text());
                    if (maxOccurs == 1) {
                        if (isRequired)
                            OptionBuilder.hasArgs(1);
                        else
                            OptionBuilder.hasOptionalArgs(1);
                    } else if (maxOccurs == Integer.MAX_VALUE) {
                        if (isRequired)
                            OptionBuilder.hasArgs();
                        else
                            OptionBuilder.hasOptionalArgs();
                    } else {
                        if (isRequired)
                            OptionBuilder.hasArgs(maxOccurs);
                        else
                            OptionBuilder.hasOptionalArgs(maxOccurs);
                    }

                    final char valueSeparator = argument._valueSeparator$().text() != null
                            ? argument._valueSeparator$().text().charAt(0)
                            : ' ';
                    OptionBuilder.withArgName(
                            formatArgumentName(argument._label$().text(), maxOccurs, valueSeparator));
                    OptionBuilder.withValueSeparator(valueSeparator);
                    if (option._description(0).isNull()) {
                        logger.error("missing <description> for " + name + " option");
                        System.exit(1);
                    }

                    final StringBuilder description = new StringBuilder(option._description(0).text());
                    if (!option._argument(0)._default$().isNull())
                        description.append("\nDefault: ").append(option._argument(0)._default$().text());

                    OptionBuilder.withDescription(description.toString());
                }

                apacheOptions.addOption(OptionBuilder.create(shortName));
            }
        }
    } else {
        cliArguments = null;
    }

    final Map<String, Option> optionsMap = new HashMap<String, Option>();
    final Set<String> specifiedLongNames;
    CommandLine commandLine = null;
    if (args != null && args.length != 0) {
        specifiedLongNames = new HashSet<String>();
        final CommandLineParser parser = new PosixParser();
        do {
            try {
                commandLine = parser.parse(apacheOptions, args);
            } catch (final UnrecognizedOptionException e) {
                if (e.getMessage().startsWith("Unrecognized option: ")) {
                    final String unrecognizedOption = e.getMessage().substring(21);
                    logger.error("Unrecognized option: " + unrecognizedOption);
                    for (int i = 0; i < args.length; i++)
                        if (args[i].equals(unrecognizedOption))
                            args[i] = "--help";
                } else {
                    throw new OptionsException(e);
                }
            } catch (final org.apache.commons.cli.ParseException e) {
                Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
            }
        } while (commandLine == null);
    } else {
        specifiedLongNames = null;
    }

    final Collection<String> arguments = commandLine != null ? commandLine.getArgList() : null;
    if (arguments != null && arguments.size() > 0) {
        if (argumentsMaxOccurs < arguments.size() || arguments.size() < argumentsMinOccurs) {
            Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
        }
    } else if (argumentsMinOccurs > 0) {
        Options.trapPrintHelp(apacheOptions, cliArguments, null, System.err);
    }

    if (commandLine != null) {
        for (final org.apache.commons.cli.Option option : commandLine.getOptions()) {
            specifiedLongNames.add(option.getLongOpt());
            if ("help".equals(option.getLongOpt()))
                Options.trapPrintHelp(apacheOptions, cliArguments, null, System.out);

            final String optionName = option.getLongOpt() != null ? option.getLongOpt() : option.getOpt();
            optionsMap.put(optionName,
                    option.getValue() != null
                            ? new Option(optionName, option.getValueSeparator(), option.getValues())
                            : new Option(optionName, option.getValueSeparator(), "true"));
        }
    }

    // See if some arguments are missing
    if (requiredNames.size() != 0) {
        if (specifiedLongNames != null)
            requiredNames.removeAll(specifiedLongNames);

        if (requiredNames.size() != 0) {
            final StringBuilder builder = new StringBuilder();
            for (final String longName : requiredNames) {
                final String shortName = nameToAltName.get(longName);
                if (shortName.equals(longName))
                    builder.append("\nMissing argument: -").append(shortName);
                else
                    builder.append("\nMissing argument: -").append(shortName).append(",--").append(longName);
            }

            Options.trapPrintHelp(apacheOptions, cliArguments, builder.substring(1), System.out);
        }
    }

    // Include default values for options that are not specified
    if (binding._option() != null) {
        for (final cli_cli._option option : binding._option()) {
            if (!option._argument(0)._default$().isNull()) {
                final String optionName = !option._name(0)._long$().isNull() ? option._name(0)._long$().text()
                        : option._name(0)._short$().text();
                if (!optionsMap.containsKey(optionName)) {
                    final String valueSeparator = option._argument(0)._valueSeparator$().text();
                    final String defaultValue = option._argument(0)._default$().text();
                    optionsMap.put(optionName,
                            valueSeparator != null
                                    ? new Option(optionName, valueSeparator.charAt(0), defaultValue)
                                    : new Option(optionName, defaultValue));
                }
            }
        }
    }

    // Check pattern for specified and default options
    if (binding._option() != null) {
        final StringBuilder builder = new StringBuilder();
        for (final cli_cli._option option : binding._option()) {
            if (!option._argument(0)._pattern$().isNull()) {
                final String optionName = !option._name(0)._long$().isNull() ? option._name(0)._long$().text()
                        : option._name(0)._short$().text();
                final Option opt = optionsMap.get(optionName);
                if (opt != null) {
                    for (final String value : opt.getValues()) {
                        if (!value.matches(option._argument(0)._pattern$().text())) {
                            if (option._name(0)._long$().isNull() || option._name(0)._short$().isNull())
                                builder.append("\nIncorrect argument form: -").append(optionName);
                            else
                                builder.append("\nIncorrect argument form: -")
                                        .append(option._name(0)._short$().text()).append(",--")
                                        .append(option._name(0)._long$().text());

                            builder.append(" ").append(value).append("\n  Required: ")
                                    .append(option._argument(0)._pattern$().text());
                        }
                    }
                }
            }
        }

        if (builder.length() > 0)
            Options.trapPrintHelp(apacheOptions, cliArguments, builder.substring(1), System.out);
    }

    return new Options(mainClass, args, optionsMap.values(), arguments == null || arguments.size() == 0 ? null
            : arguments.toArray(new String[arguments.size()]));
}

From source file:org.midonet.midolman.tools.MmCtl.java

private static OptionGroup getMutuallyExclusiveOptionGroup() {

    // The command line tool can only accept one of these options:
    OptionGroup mutuallyExclusiveOptions = new OptionGroup();

    OptionBuilder.hasArgs(2);//from   w  w  w  . ja v a2  s.co m
    OptionBuilder.isRequired();
    OptionBuilder.withLongOpt("bind-port");
    OptionBuilder.withDescription("Bind a port to an interface");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.hasArg();
    OptionBuilder.isRequired();
    OptionBuilder.withLongOpt("unbind-port");
    OptionBuilder.withDescription("Unbind a port from an interface");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.withLongOpt("list-hosts");
    OptionBuilder.withDescription("List MidolMan agents in the system");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    // make sure that there is at least one.
    mutuallyExclusiveOptions.setRequired(true);

    return mutuallyExclusiveOptions;
}

From source file:org.midonet.mmdpctl.Mmdpctl.java

public static void main(String... args) {
    Options options = new Options();

    // The command line tool can only accept one of these options:
    OptionGroup mutuallyExclusiveOptions = new OptionGroup();

    OptionBuilder.withDescription("List all the installed datapaths");
    OptionBuilder.isRequired();
    OptionBuilder.withLongOpt("list-dps");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.withDescription("Show all the information related to a given datapath.");
    OptionBuilder.hasArg();/*from  w ww  .  ja  va  2 s .co m*/
    OptionBuilder.isRequired();
    OptionBuilder.withLongOpt("show-dp");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.withDescription("Show all the flows installed for a given datapath.");
    OptionBuilder.hasArg();
    OptionBuilder.isRequired();
    OptionBuilder.withLongOpt("dump-dp");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.withDescription("Add a new datapath.");
    OptionBuilder.hasArg();
    OptionBuilder.withLongOpt("add-dp");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    OptionBuilder.withDescription("Delete a datapath.");
    OptionBuilder.hasArg();
    OptionBuilder.withLongOpt("delete-dp");
    mutuallyExclusiveOptions.addOption(OptionBuilder.create());

    // make sure that there is at least one.
    mutuallyExclusiveOptions.setRequired(true);
    options.addOptionGroup(mutuallyExclusiveOptions);

    // add an optional timeout to the command.
    OptionBuilder.withDescription(
            "Specifies a timeout in seconds. " + "If the program is not able to get the results in less than "
                    + "this amount of time it will stop and return with an error code");
    OptionBuilder.hasArg();
    OptionBuilder.withLongOpt("timeout");
    options.addOption(OptionBuilder.create());

    CommandLineParser parser = new PosixParser();
    try {
        CommandLine cl = parser.parse(options, args);

        Mmdpctl mmdpctl = new Mmdpctl();

        // check if the user sets a (correct) timeout.
        if (cl.hasOption("timeout")) {
            String timeoutString = cl.getOptionValue("timeout");
            Integer timeout = Integer.parseInt(timeoutString);
            if (timeout > 0) {
                log.info("Installing a timeout of {} seconds", timeout);
                mmdpctl.setTimeout(timeout);
            } else {
                System.out.println("The timeout needs to be a positive number, bigger than 0.");
                System.exit(1);
            }
        }

        if (cl.hasOption("list-dps")) {
            System.exit(mmdpctl.execute(new ListDatapathsCommand()));
        } else if (cl.hasOption("show-dp")) {
            System.exit(mmdpctl.execute(new GetDatapathCommand(cl.getOptionValue("show-dp"))));
        } else if (cl.hasOption("dump-dp")) {
            System.exit(mmdpctl.execute(new DumpDatapathCommand(cl.getOptionValue("dump-dp"))));
        } else if (cl.hasOption("add-dp")) {
            System.exit(mmdpctl.execute(new AddDatapathCommand(cl.getOptionValue("add-dp"))));
        } else if (cl.hasOption("delete-dp")) {
            System.exit(mmdpctl.execute(new DeleteDatapathCommand(cl.getOptionValue("delete-dp"))));
        }

    } catch (ParseException e) {
        showHelpAndExit(options, e.getMessage());
    }

    System.exit(0);
}

From source file:org.neovera.jdiablo.internal.OptionAnnotatedProperty.java

@SuppressWarnings("static-access")
public org.apache.commons.cli.Option getCliOption() {
    if (_cliOption != null) {
        return _cliOption;
    } else {//from   w  w  w  . j  a  v a  2 s .c o m
        Option option = getOption();
        OptionBuilder builder = OptionBuilder.withDescription(option.description());
        if (StringUtils.isNotBlank(option.argName())) {
            builder = builder.withArgName(option.argName());
        }
        if (option.args() != 0) {
            builder = builder.hasArgs(option.args());
        }
        if (option.hasArgs()) {
            builder = builder.hasArgs();
        }
        if (StringUtils.isNotBlank(option.longOption())) {
            builder = builder.withLongOpt(option.longOption());
        }
        if (option.optionalArgs() != 0) {
            builder = builder.hasOptionalArgs(option.optionalArgs());
        }
        if (option.required() && !getOptionProperty().isOptionNotRequiredOverride()) {
            builder = builder.isRequired();
        }
        if (option.valueSeparator() != ' ') {
            builder = builder.withValueSeparator(option.valueSeparator());
        }

        setCliOption(builder.create(option.shortOption()));
        return getCliOption();
    }
}

From source file:org.schreibubi.JCombinationsTools.binaryDiff.BinaryDiff.java

/**
 * Compares two binary files of equal size for differences. Output is somwhow similar to gnu unified diff: <br>
 * --- old file <br>/* ww w.  j  a  va2s  .  c  o  m*/
 * +++ new file <br>
 * &#064; start pos, end pos <br>
 * followed by line pairs preceded by - and +. The line preceded by - list the values which are replaced by the
 * values in the + line.
 * <p>
 * One patch file can contain this whole block more than once, to patch different files in one go.
 * 
 * @param args
 *            two binary files to compare, plus output file for the diff
 */
@SuppressWarnings("static-access")
public static void main(String[] args) {
    Options options = new Options();

    try {
        int difflength = 1;
        int beforeLength = 0;
        int afterLength = 0;
        String outfile = "";
        CommandLineParser CLparser = new PosixParser();

        // create the Options
        options.addOption(OptionBuilder.isRequired().withLongOpt("length")
                .withDescription("how many bytes should be compared at once").hasArg().withArgName("length")
                .create('l'));
        options.addOption(OptionBuilder.isRequired().withLongOpt("outfile").withDescription("output file")
                .hasArg().withArgName("file").create('o'));
        options.addOption(OptionBuilder.withLongOpt("version").withDescription("version").create('v'));
        options.addOption(OptionBuilder.withLongOpt("before").withDescription("prepend context number bytes")
                .hasArg().withArgName("bytes").create('b'));
        options.addOption(OptionBuilder.withLongOpt("after").withDescription("postpend context number bytes")
                .hasArg().withArgName("bytes").create('a'));

        CommandLine line = CLparser.parse(options, args);

        if (line.hasOption("l"))
            difflength = Integer.parseInt(line.getOptionValue("l"));
        if (line.hasOption("o"))
            outfile = line.getOptionValue("o");
        if (line.hasOption("b"))
            beforeLength = Integer.parseInt(line.getOptionValue("b"));
        if (line.hasOption("a"))
            afterLength = Integer.parseInt(line.getOptionValue("a"));
        if (line.hasOption("v")) {
            Info.printVersion("BinaryDiff");
            Runtime.getRuntime().exit(0);
        }
        String[] leftargs = line.getArgs();
        if (leftargs.length == 2)
            exec(leftargs[0], leftargs[1], outfile, difflength, beforeLength, afterLength);
        else {
            Info.printVersion("BinaryDiff");
            Runtime.getRuntime().exit(0);
        }
    } catch (ParseException e) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(Info.getVersionString("BinaryDiff"), options);
    }
}