ar.com.ergio.uncoma.cei.MiniPas.java Source code

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/*******************************************************************************
 * This file is part of minipas.
 *
 * minipas is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * minipas is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with minipas.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package ar.com.ergio.uncoma.cei;

import java.io.IOException;
import java.util.Arrays;
import java.util.logging.ConsoleHandler;
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.Logger;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.OptionBuilder;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;

import ar.com.ergio.uncoma.cei.lex.Scanner;

/**
 * Main Class for compiler.
 * 
 * @author Emiliano Pereyra
 * 
 */
public class MiniPas {

    private static final Logger ROOT_LOG = Logger.getLogger("ar.com.ergio.uncoma.cei");

    /**
     * @param args
     * @throws IOException 
     */
    @SuppressWarnings("static-access")
    public static void main(String[] args) throws IOException {
        // Config logging system -- TODO improve this
        Handler console = new ConsoleHandler();
        ROOT_LOG.addHandler(console);

        // Create cmdline options - TODO - I18N
        final Options options = new Options();
        options.addOption(new Option("help", "Muestra este mensaje"));
        options.addOption(new Option("version", "Muestra la informaci\u00f3 de versi\u00f3n y termina"));
        options.addOption(new Option("debug", "Muestra informaci\u00f3n para depuraci\u00f3n"));
        options.addOption(
                OptionBuilder.withArgName("file").hasArg().withDescription("Archivo de log").create("logFile"));

        final CommandLineParser cmdlineParser = new GnuParser();
        final HelpFormatter formatter = new HelpFormatter();
        try {
            final CommandLine cmdline = cmdlineParser.parse(options, args);

            // Process command line args  -- TODO Improve this
            if (args.length == 0 || cmdline.hasOption("help")) {
                formatter.printHelp("minipas", options, true);
            } else if (cmdline.hasOption("version")) {
                System.out.println("MiniPas versi\u00f3n: 0.0.1");
            } else if (cmdline.hasOption("debug")) {
                ROOT_LOG.setLevel(Level.FINE);
            } else {
                ROOT_LOG.fine("Arguments: " + Arrays.toString(args));
                final Scanner scanner = new Scanner(args[0]);
                while (scanner.hasTokens()) {
                    System.out.println(scanner.nextToken());
                }
            }

        } catch (ParseException e) {
            formatter.printHelp("minipas", options, true);
        }
    }
}