java/alt2xml-cli/src/cz/frantovo/alt2xml/cli/CLI.java
author František Kučera <franta-hg@frantovo.cz>
Mon, 16 Jun 2014 13:16:45 +0200
changeset 45 ce2013823604
parent 43 058c1c39251e
child 50 3af3ef97f33f
permissions -rw-r--r--
AbstractAction → AbstractHandlerAction; akce dostanou rovnou SAXParser a InputSource
     1 /**
     2  * Alt2XML
     3  * Copyright © 2014 František Kučera (frantovo.cz)
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, either version 3 of the License, or
     8  * (at your option) any later version.
     9  *
    10  * This program is distributed in the hope that it will be useful,
    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    13  * GNU General Public License for more details.
    14  *
    15  * You should have received a copy of the GNU General Public License
    16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
    17  */
    18 package cz.frantovo.alt2xml.cli;
    19 
    20 import cz.frantovo.alt2xml.out.Action;
    21 import cz.frantovo.alt2xml.out.ActionContext;
    22 import cz.frantovo.alt2xml.out.ActionFactory;
    23 import java.io.File;
    24 import java.io.OutputStream;
    25 import java.util.Arrays;
    26 import java.util.HashMap;
    27 import java.util.Map;
    28 import java.util.ServiceLoader;
    29 import java.util.logging.Level;
    30 import java.util.logging.Logger;
    31 import javax.xml.parsers.SAXParser;
    32 import javax.xml.parsers.SAXParserFactory;
    33 import org.xml.sax.InputSource;
    34 
    35 /**
    36  *
    37  * @author Ing. František Kučera (frantovo.cz)
    38  */
    39 public class CLI {
    40 
    41 	private static final Logger log = Logger.getLogger(CLI.class.getName());
    42 
    43 	public static void main(String[] args) {
    44 
    45 		try {
    46 			File inputFile = new File(args[0]);
    47 			String actionCode = args[1];
    48 			OutputStream outputStream = System.out;
    49 
    50 			Map<String, ActionFactory> actionFactories = new HashMap<>();
    51 
    52 			for (ActionFactory f : ServiceLoader.load(ActionFactory.class)) {
    53 				String code = f.getActionCode();
    54 				actionFactories.put(code, f);
    55 				log.log(Level.CONFIG, "Discovered output module: {0} = {1}", new Object[]{code, f.getClass().getName()});
    56 			}
    57 
    58 			ActionFactory actionFactory = actionFactories.get(actionCode);
    59 
    60 			if (actionFactory == null) {
    61 				log.log(Level.SEVERE, "No such output action with code: {0}", actionCode);
    62 			} else {
    63 
    64 				ActionContext actionContext = new ActionContext(outputStream);
    65 				Action action = actionFactory.getAction(actionContext);
    66 
    67 				SAXParserFactory t = SAXParserFactory.newInstance();
    68 				SAXParser p = t.newSAXParser();
    69 
    70 				action.run(p, new InputSource(inputFile.toURI().toASCIIString()));
    71 			}
    72 
    73 		} catch (Exception e) {
    74 			log.log(Level.SEVERE, "Error during processing: " + Arrays.toString(args), e);
    75 		}
    76 
    77 	}
    78 }