jaroslav@1283: /**
jaroslav@1283:  * Back 2 Browser Bytecode Translator
jaroslav@1283:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@1283:  *
jaroslav@1283:  * This program is free software: you can redistribute it and/or modify
jaroslav@1283:  * it under the terms of the GNU General Public License as published by
jaroslav@1283:  * the Free Software Foundation, version 2 of the License.
jaroslav@1283:  *
jaroslav@1283:  * This program is distributed in the hope that it will be useful,
jaroslav@1283:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@1283:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@1283:  * GNU General Public License for more details.
jaroslav@1283:  *
jaroslav@1283:  * You should have received a copy of the GNU General Public License
jaroslav@1283:  * along with this program. Look for COPYING file in the top folder.
jaroslav@1283:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@1283:  */
jaroslav@1283: package org.apidesign.bck2brwsr.launcher.fximpl;
jaroslav@1283: 
jaroslav@1283: import com.sun.javafx.scene.web.Debugger;
jaroslav@1283: import java.io.IOException;
jaroslav@1283: import java.io.ObjectInputStream;
jaroslav@1283: import java.io.ObjectOutputStream;
jaroslav@1283: import java.net.InetAddress;
jaroslav@1283: import java.net.Socket;
jaroslav@1283: import java.nio.charset.StandardCharsets;
jaroslav@1283: import java.util.logging.Level;
jaroslav@1283: import java.util.logging.Logger;
jaroslav@1283: import javafx.application.Platform;
jaroslav@1283: import javafx.scene.web.WebEngine;
jaroslav@1283: import javafx.util.Callback;
jaroslav@1283: import org.openide.util.Exceptions;
jaroslav@1283: 
jaroslav@1283: /**
jaroslav@1283:  *
jaroslav@1283:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@1283:  */
jaroslav@1283: final class FXInspect implements Runnable {
jaroslav@1283:     private static final Logger LOG = Logger.getLogger(FXInspect.class.getName());
jaroslav@1283:     
jaroslav@1283:     
jaroslav@1283:     private final WebEngine engine;
jaroslav@1283:     private final ObjectInputStream input;
jaroslav@1283:     
jaroslav@1283:     private FXInspect(WebEngine engine, int port) throws IOException {
jaroslav@1283:         this.engine = engine;
jaroslav@1283:         
jaroslav@1283:         Socket socket = new Socket(InetAddress.getByName(null), port);
jaroslav@1283:         ObjectOutputStream output = new ObjectOutputStream(socket.getOutputStream());
jaroslav@1283:         this.input = new ObjectInputStream(socket.getInputStream());
jaroslav@1283:         initializeDebugger(output);
jaroslav@1283:     }
jaroslav@1283:     
jaroslav@1283:     static boolean initialize(WebEngine engine) {
jaroslav@1283:         final int inspectPort = Integer.getInteger("netbeans.inspect.port", -1); // NOI18N
jaroslav@1283:         if (inspectPort != -1) {
jaroslav@1283:             try {
jaroslav@1283:                 FXInspect inspector = new FXInspect(engine, inspectPort);
jaroslav@1283:                 Thread t = new Thread(inspector, "FX<->NetBeans Inspector");
jaroslav@1283:                 t.start();
jaroslav@1283:                 return true;
jaroslav@1283:             } catch (IOException ex) {
jaroslav@1283:                 LOG.log(Level.INFO, "Cannot connect to NetBeans IDE to port " + inspectPort, ex); // NOI18N
jaroslav@1283:             }
jaroslav@1283:         }
jaroslav@1283:         return false;
jaroslav@1283:     }
jaroslav@1283:     
jaroslav@1283:     private void initializeDebugger(final ObjectOutputStream output) {
jaroslav@1283:         Platform.runLater(new Runnable() {
jaroslav@1283:             @Override
jaroslav@1283:             public void run() {
jaroslav@1283:                 Debugger debugger = engine.impl_getDebugger();
jaroslav@1283:                 debugger.setEnabled(true);
jaroslav@1283:                 debugger.setMessageCallback(new Callback<String,Void>() {
jaroslav@1283:                     @Override
jaroslav@1283:                     public Void call(String message) {
jaroslav@1283:                         try {
jaroslav@1283:                             byte[] bytes = message.getBytes(StandardCharsets.UTF_8);
jaroslav@1283:                             output.writeInt(bytes.length);
jaroslav@1283:                             output.write(bytes);
jaroslav@1283:                             output.flush();
jaroslav@1283:                         } catch (IOException ioex) {
jaroslav@1283:                             ioex.printStackTrace();
jaroslav@1283:                         }
jaroslav@1283:                         return null;
jaroslav@1283:                     }
jaroslav@1283:                 });
jaroslav@1283:             }
jaroslav@1283:         });
jaroslav@1283:     }
jaroslav@1283: 
jaroslav@1283:     @Override
jaroslav@1283:     public void run() {
jaroslav@1283:         try {
jaroslav@1283:             while (true) {
jaroslav@1283:                 int length = input.readInt();
jaroslav@1283:                 byte[] bytes = new byte[length];
jaroslav@1283:                 input.readFully(bytes);
jaroslav@1283:                 final String message = new String(bytes, StandardCharsets.UTF_8);
jaroslav@1283:                 Platform.runLater(new Runnable() {
jaroslav@1283:                     @Override
jaroslav@1283:                     public void run() {
jaroslav@1283:                         engine.impl_getDebugger().sendMessage(message);
jaroslav@1283:                     }
jaroslav@1283:                 });
jaroslav@1283:             }
jaroslav@1283:         } catch (IOException ioex) {
jaroslav@1283:             ioex.printStackTrace();
jaroslav@1283:         }
jaroslav@1283:     }
jaroslav@1283: }