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| -rw-r--r-- | examples/TranslateXML.java | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/examples/TranslateXML.java b/examples/TranslateXML.java new file mode 100644 index 0000000..b7ec8fb --- /dev/null +++ b/examples/TranslateXML.java @@ -0,0 +1,115 @@ +/** + * TranslateXML, an Ivy tranlater based on xml rules + * + * @author Yannick Jestin + * @author <a href="mailto:jestin@cena.fr"></a> + * + * (c) CENA Centre d'Etudes de la Navigation Aerienne + * this program is LGPL ... etc etc + * + * New: + * 1.2.6 + * get compatible with new Ivy version + * 1.2.3 + * use of Vector.addElement instead of add() and the old Properties + * model + * + */ +import fr.dgac.ivy.* ; +import java.io.* ; +import net.n3.nanoxml.*; +import java.util.*; +import gnu.getopt.Getopt; + +class TranslateXML { + + private Ivy bus; + + TranslateXML(String domain, String name, String filename) throws IvyException { + bus = new Ivy(name,"Hello le monde",null); + parseFile(filename); + bus.bindMsg("^Bye$",new IvyMessageListener() { + // callback for "Bye" message + public void receive(IvyClient client, String[] args) {System.exit(0);} + }); + try { + // starts the bus on the default domain or IVY_DOMAIN property + bus.start(domain); + } catch (IvyException ie) { + System.err.println("can't run the Ivy bus" + ie.getMessage()); + } + } + + private void parseFile(String filename) { + try { + IXMLParser parser = XMLParserFactory.createDefaultXMLParser(); + IXMLReader reader = StdXMLReader.fileReader(filename); + parser.setReader(reader); + IXMLElement xml = (IXMLElement) parser.parse(); + // checks if everything is OK + // XMLWriter writer = new XMLWriter(System.out); + // writer.write(xml); + Vector translations = xml.getChildrenNamed("translate"); + for (int i=0;i<translations.size();i++) { + IXMLElement trans = (IXMLElement)translations.elementAt(i); + String from = trans.getAttribute("from",null); + String to = trans.getAttribute("to",null); + if ((from!=null)&&(to!=null)) { + System.out.println("translating every \""+from+"\" in \""+to+"\""); + bus.bindMsg(from,new TALK(to)); + } + } + } catch (Exception e) { + e.printStackTrace(); + System.exit(-1); + } + } + + private class TALK implements IvyMessageListener { + private String go; + TALK(String s) {go=s;} + public void receive(IvyClient client, String[] args) { + try { bus.sendMsg(go); } catch (IvyException ie) { + System.out.println(" can't send " + go +" on the Ivy bus"); + } + } + } + + // callback associated to the "Hello" messages" + public void receive(IvyClient client, String[] args) { + try { + bus.sendMsg("Bonjour"+((args.length>0)?args[0]:"")); + } catch (IvyException ie) { + } + } + + public static final String helpmsg = "usage: java TranslateXML [options]\n\t-f filename.xml\tspecifies the XML file with tranlations\n\t-b BUS\tspecifies the Ivy bus domain (can be overriden by XML file)\n\t-n ivyname (default TranslateXML)\n\t-d\tdebug\n\t-h\thelp\n"; + + public static void main(String args[]) throws IvyException { + Getopt opt = new Getopt("TranslateXML",args,"f:n:b:dht"); + int c; + String domain=Ivy.getDomain(null); + String name="TranslateXML"; + String filename="translation.xml"; + while ((c = opt.getopt()) != -1) switch (c) { + case 'f': + filename=opt.getOptarg(); + break; + case 'b': + domain=opt.getOptarg(); + break; + case 'n': + name=opt.getOptarg(); + break; + case 'd': + java.util.Properties sysProp = System.getProperties(); + sysProp.put("IVY_DEBUG","yes"); + break; + case 'h': + default: + System.out.println(helpmsg); + System.exit(0); + } // getopt + new TranslateXML(domain,name,filename); + } +} |