io.github.azige.mages.Cli.java Source code

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Here is the source code for io.github.azige.mages.Cli.java

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/*
 * Copyright 2014 Azige.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.github.azige.mages;

import java.io.*;

import org.apache.commons.cli.*;

/**
 *
 * @author Azige
 */
public class Cli {

    public static void main(String[] args) {

        Options options = new Options().addOption("h", "help", false, "print this message")
                .addOption(Option.builder("r").hasArg().argName("bundle").desc("set the ResourceBundle").build())
                .addOption(Option.builder("l").hasArg().argName("locale").desc("set the locale").build())
                .addOption(Option.builder("t").hasArg().argName("template").desc("set the template").build())
                .addOption(Option.builder("p").hasArg().argName("plugin dir")
                        .desc("set the directory to load plugins").build())
                .addOption(Option.builder("f").desc("force override existed file").build());
        try {
            CommandLineParser parser = new DefaultParser();
            CommandLine cl = parser.parse(options, args);

            if (cl.hasOption('h')) {
                printHelp(System.out, options);
                return;
            }

            MagesSiteGenerator msg = new MagesSiteGenerator(new File("."), new File("."));

            String[] fileArgs = cl.getArgs();
            if (fileArgs.length < 1) {
                msg.addTask(".");
            } else {
                for (String path : fileArgs) {
                    msg.addTask(path);
                }
            }

            if (cl.hasOption("t")) {
                msg.setTemplate(new File(cl.getOptionValue("t")));
            }

            if (cl.hasOption("r")) {
                msg.setResource(new File(cl.getOptionValue("r")));
            } else {
                File resource = new File("Resource.properties");
                if (resource.exists()) {
                    msg.setResource(resource);
                }
            }

            if (cl.hasOption("p")) {
                msg.setPluginDir(new File(cl.getOptionValue("p")));
            }

            if (cl.hasOption("f")) {
                msg.setForce(true);
            }

            msg.start();
        } catch (ParseException ex) {
            System.err.println(ex.getMessage());
            printHelp(System.err, options);
        }
    }

    static void printHelp(PrintStream out, Options options) {
        HelpFormatter hf = new HelpFormatter();
        PrintWriter pw = new PrintWriter(out);
        hf.printHelp(pw, hf.getWidth(),
                "mages [-r <bundle> [-l <locale>]] [-t <template>] [-p <plugin dir>] <input files>",
                "Convert input files.", options, hf.getLeftPadding(), hf.getDescPadding(), null);
        pw.flush();
    }
}