source: josm/src/org/openstreetmap/josm/gui/MainApplication.java@ 205

//Licence: GPL
package org.openstreetmap.josm.gui;

import static org.openstreetmap.josm.tools.I18n.tr;

import java.awt.EventQueue;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;

import javax.swing.JFrame;
import javax.swing.JOptionPane;

import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.plugins.PluginException;
import org.openstreetmap.josm.plugins.PluginInformation;
import org.openstreetmap.josm.tools.BugReportExceptionHandler;
import org.openstreetmap.josm.tools.ImageProvider;
/**
 * Main window class application.
 *
 * @author imi
 */
public class MainApplication extends Main {
        /**
         * Construct an main frame, ready sized and operating. Does not
         * display the frame.
         */
        public MainApplication(JFrame mainFrame) {
                mainFrame.setContentPane(contentPane);
                mainFrame.setJMenuBar(menu);
                mainFrame.setBounds(bounds);
                mainFrame.addWindowListener(new WindowAdapter(){
                        @Override public void windowClosing(final WindowEvent arg0) {
                                if (Main.breakBecauseUnsavedChanges())
                                        return;
                                System.exit(0);
                        }
                });
                mainFrame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
        }

        /**
         * Main application Startup
         */
        public static void main(final String[] argArray) {
                /////////////////////////////////////////////////////////////////////////
                //                        TO ALL TRANSLATORS
                /////////////////////////////////////////////////////////////////////////
                // Do not translate the early strings below until the locale is set up.
                // (By the eager loaded plugins)
                //
                // These strings cannot be translated. That's live. Really. Sorry.
                //
                //                                                                 Imi.
                /////////////////////////////////////////////////////////////////////////

                Thread.setDefaultUncaughtExceptionHandler(new BugReportExceptionHandler());

                // construct argument table
                List<String> argList = Arrays.asList(argArray);
                final Map<String, Collection<String>> args = new HashMap<String, Collection<String>>();
                for (String arg : argArray) {
                        if (!arg.startsWith("--"))
                                arg = "--download="+arg;
                        int i = arg.indexOf('=');
                        String key = i == -1 ? arg.substring(2) : arg.substring(2,i);
                        String value = i == -1 ? "" : arg.substring(i+1);
                        Collection<String> v = args.get(key);
                        if (v == null)
                                v = new LinkedList<String>();
                        v.add(value);
                        args.put(key, v);
                }

                // get the preferences.
                final File prefDir = new File(Main.pref.getPreferencesDir());

                // check if preferences directory has moved (TODO: Update code. Remove this after some time)
                File oldPrefDir = new File(System.getProperty("user.home")+"/.josm");
                if (!prefDir.isDirectory() && oldPrefDir.isDirectory()) {
                        if (oldPrefDir.renameTo(prefDir)) {
                                // do not translate this
                                JOptionPane.showMessageDialog(null, "The preference directory has been moved to "+prefDir);
                        } else {
                                JOptionPane.showMessageDialog(null, "The preference directory location has changed. Please move "+oldPrefDir+" to "+prefDir);
                        }
                }

                if (prefDir.exists() && !prefDir.isDirectory()) {
                        JOptionPane.showMessageDialog(null, "Cannot open preferences directory: "+Main.pref.getPreferencesDir());
                        return;
                }
                if (!prefDir.exists())
                        prefDir.mkdirs();
                try {
                        if (args.containsKey("reset-preferences")) {
                                Main.pref.resetToDefault();
                        } else {
                                Main.pref.load();
                        }
                } catch (final IOException e1) {
                        e1.printStackTrace();
                        JOptionPane.showMessageDialog(null, "Preferences could not be loaded. Writing default preference file to "+pref.getPreferencesDir()+"preferences");
                        Main.pref.resetToDefault();
                }

                // determine what classloader to be used for plugins
                if (args.containsKey("default-classloader"))
                        PluginInformation.useJosmClassloader = true;

                // load the early plugins
                if (Main.pref.hasKey("plugins")) {
                        for (String pluginName : Main.pref.get("plugins").split(",")) {
                                try {
                                        File pluginFile = new File(pref.getPreferencesDir()+"plugins/"+pluginName+".jar");
                                        if (pluginFile.exists()) {
                                                PluginInformation info = new PluginInformation(pluginFile);
                                                if (!info.early)
                                                        continue;
                                                Class<?> klass = info.loadClass();
                                                ImageProvider.sources.add(0, klass);
                                                Main.plugins.add(info.load(klass));
                                        } else
                                                System.out.println("Plugin not found: "+pluginName);
                                } catch (PluginException e) {
                                        System.out.println("Could not load plugin "+pluginName);
                                        e.printStackTrace();
                                }
                        }
                }

                if (argList.contains("--help") || argList.contains("-?") || argList.contains("-h")) {
                        System.out.println(tr("Java OpenStreetMap Editor")+"\n\n"+
                                        tr("usage")+":\n"+
                                        "\tjava -jar josm.jar <option> <option> <option>...\n\n"+
                                        tr("options")+":\n"+
                                        "\t--help|-?|-h                              "+tr("Show this help")+"\n"+
                                        "\t--geometry=widthxheight(+|-)x(+|-)y       "+tr("Standard unix geometry argument")+"\n"+
                                        "\t[--download=]minlat,minlon,maxlat,maxlon  "+tr("Download the bounding box")+"\n"+
                                        "\t[--download=]<url>                        "+tr("Download the location at the url (with lat=x&lon=y&zoom=z)")+"\n"+
                                        "\t[--download=]<filename>                   "+tr("Open file (as raw gps, if .gpx or .csv)")+"\n"+
                                        "\t--downloadgps=minlat,minlon,maxlat,maxlon "+tr("Download the bounding box as raw gps")+"\n"+
                                        "\t--selection=<searchstring>                "+tr("Select with the given search")+"\n"+
                                        "\t--default-classloader                     "+tr("Load all plugins with the default class loader")+"\n"+
                                        "\t--no-fullscreen                           "+tr("Don't launch in fullscreen mode")+"\n"+
                                        "\t--reset-preferences                       "+tr("Reset the preferences to default")+"\n\n"+
                                        "\t--language=<language>                     "+tr("Set the language. Example: ")+"\n\n"+
                                        tr("examples")+":\n"+
                                        "\tjava -jar josm.jar track1.gpx track2.gpx london.osm\n"+
                                        "\tjava -jar josm.jar http://www.openstreetmap.org/index.html?lat=43.2&lon=11.1&zoom=13\n"+
                                        "\tjava -jar josm.jar london.osm --selection=http://www.ostertag.name/osm/OSM_errors_node-duplicate.xml\n"+
                                        "\tjava -jar josm.jar 43.2,11.1,43.4,11.4\n\n"+

                                        tr("Parameters are read in the order they are specified, so make sure you load\n"+
                                        "some data before --selection")+"\n\n"+
                                        tr("Instead of --download=<bbox> you may specify osm://<bbox>\n"));
                        System.exit(0);
                }

                preConstructorInit(args);
                JFrame mainFrame = new JFrame(tr("Java Open Street Map - Editor"));
                Main.parent = mainFrame;
                final Main main = new MainApplication(mainFrame);
                main.loadPlugins();

                mainFrame.setVisible(true);

                if (!args.containsKey("no-fullscreen") && !args.containsKey("geometry") && Toolkit.getDefaultToolkit().isFrameStateSupported(JFrame.MAXIMIZED_BOTH))
                        mainFrame.setExtendedState(JFrame.MAXIMIZED_BOTH);

                EventQueue.invokeLater(new Runnable(){
                        public void run() {
                                main.postConstructorProcessCmdLine(args);
                        }
                });
        }
}