Example usage for org.apache.commons.cli FixedHelpFormatter FixedHelpFormatter

Introduction

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

Prototype

FixedHelpFormatter

Source Link

Usage

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

private static void printHelp(final org.apache.commons.cli.Options apacheOptions,
        final Cli.Arguments cliArguments, final PrintStream ps) {
    final HelpFormatter formatter = new FixedHelpFormatter();
    final PrintWriter pw = new PrintWriter(ps);
    final StringBuilder args = new StringBuilder(apacheOptions.getOptions().size() > 0 ? " [options]" : "");
    if (cliArguments != null) {
        for (short i = 1; i <= cliArguments.getMinOccurs(); i++)
            args.append(" <").append(cliArguments.getLabel()).append(i != 1 ? i : "").append('>');

        final boolean maxUnbounded = "unbounded".equals(cliArguments.getMaxOccurs());
        final int argsMax = maxUnbounded ? 2 + cliArguments.getMinOccurs()
                : Short.parseShort(cliArguments.getMaxOccurs());
        for (int i = cliArguments.getMinOccurs() + 1; i <= argsMax; i++)
            args.append(" [").append(cliArguments.getLabel()).append(i != 1 ? i : "").append(']');

        if (maxUnbounded)
            args.append(" [...]");
    }/*  ww  w .  j  a  v  a  2 s  . c o  m*/

    formatter.printHelp(pw, HelpFormatter.DEFAULT_WIDTH, " ", args.substring(1), apacheOptions,
            HelpFormatter.DEFAULT_LEFT_PAD, HelpFormatter.DEFAULT_DESC_PAD, null, false);
    pw.flush();
}

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

private static void printHelp(final org.apache.commons.cli.Options apacheOptions,
        final cli_cli._arguments cliArguments, final PrintStream ps) {
    final HelpFormatter formatter = new FixedHelpFormatter();
    final PrintWriter pw = new PrintWriter(ps);
    final StringBuilder args = new StringBuilder(apacheOptions.getOptions().size() > 0 ? " [options]" : "");
    if (cliArguments != null && !cliArguments.isNull()) {
        for (int i = 1; i <= cliArguments._minOccurs$().text(); i++)
            args.append(" <").append(cliArguments._label$().text()).append(i != 1 ? i : "").append(">");

        final boolean maxUnbounded = "unbounded".equals(cliArguments._maxOccurs$().text());
        final int argsMax = maxUnbounded ? 2 + cliArguments._minOccurs$().text()
                : Integer.parseInt(cliArguments._maxOccurs$().text());
        for (int i = cliArguments._minOccurs$().text() + 1; i <= argsMax; i++)
            args.append(" [").append(cliArguments._label$().text()).append(i != 1 ? i : "").append("]");

        if (maxUnbounded)
            args.append(" [...]");
    }/* w  ww  . ja  v  a2 s. co  m*/

    formatter.printHelp(pw, HelpFormatter.DEFAULT_WIDTH, " ", args.substring(1), apacheOptions,
            HelpFormatter.DEFAULT_LEFT_PAD, HelpFormatter.DEFAULT_DESC_PAD, null, false);
    pw.flush();
}

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