/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program 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, version 2 of the License.

  *

  * This program 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 this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.launcher.fximpl;

 import java.util.TooManyListenersException;

 import javafx.beans.value.ChangeListener;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 public final class JVMBridge {

     private static ClassLoader[] ldrs;

     private static ChangeListener<Void> onBck2BrwsrLoad;

     public static void registerClassLoaders(ClassLoader[] loaders) {

         ldrs = loaders.clone();

     }

     public static void addBck2BrwsrLoad(ChangeListener<Void> l) throws TooManyListenersException {

         if (onBck2BrwsrLoad != null) {

             throw new TooManyListenersException();

         }

         onBck2BrwsrLoad = l;

     }

     public static void onBck2BrwsrLoad() {

         ChangeListener<Void> l = onBck2BrwsrLoad;

         if (l != null) {

             l.changed(null, null, null);

         }

     }

     public Class<?> loadClass(String name) throws ClassNotFoundException {

         System.err.println("trying to load " + name);

         ClassNotFoundException ex = null;

         if (ldrs != null) for (ClassLoader l : ldrs) {

             try {

                 return Class.forName(name, true, l);

             } catch (ClassNotFoundException ex2) {

                 ex = ex2;

             }

         }

         if (ex == null) {

             ex = new ClassNotFoundException("No loaders");

         }

         throw ex;

     }

 }