| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.netbeans.modules.debugger.jpda.visual.remote; |
| |
| import java.lang.reflect.Field; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| |
| /** |
| * |
| * @author Jaroslav Bachorik |
| */ |
| public class RemoteFXService { |
| // final private static Logger LOGGER = Logger.getAnonymousLogger(); |
| |
| private static Method runLater, isFxThread; |
| private static volatile boolean fxAccess = false; |
| |
| static { |
| try { |
| Class.forName("javafx.scene.image.Image", true, RemoteFXService.class.getClassLoader()); |
| } catch (ClassNotFoundException e) { |
| // throw away |
| } |
| try { |
| Class.forName("com.sun.media.jfxmedia.AudioClip", true, RemoteFXService.class.getClassLoader()); |
| } catch (ClassNotFoundException e) { |
| // throw away |
| } |
| try { |
| Class.forName("com.sun.media.jfxmedia.MediaManager", true, RemoteFXService.class.getClassLoader()); |
| } catch (ClassNotFoundException e) { |
| // throw away |
| } |
| try { |
| Class.forName("com.sun.media.jfxmedia.MediaPlayer", true, RemoteFXService.class.getClassLoader()); |
| } catch (ClassNotFoundException e) { |
| // throw away |
| } |
| try { |
| Class.forName("com.sun.media.jfxmedia.events.PlayerStateEvent$PlayerState", true, RemoteFXService.class.getClassLoader()); |
| } catch (ClassNotFoundException e) { |
| // throw away |
| } |
| |
| try { |
| Class platformClz = Class.forName("javafx.application.Platform"); |
| runLater = platformClz.getMethod("runLater", new Class[]{Runnable.class}); |
| runLater.setAccessible(true); |
| isFxThread = platformClz.getMethod("isFxApplicationThread", new Class[0]); |
| isFxThread.setAccessible(true); |
| } catch (ClassNotFoundException e) { |
| } catch (NoSuchMethodException e) { |
| } catch (SecurityException e) { |
| } |
| } |
| |
| public static boolean startAccessLoop() { |
| Thread accessThread; |
| try { |
| accessThread = new Thread(new FXAccessLoop(), "FX Access Thread (Visual Debugger)"); // NOI18N |
| } catch (SecurityException se) { |
| return false; |
| } |
| accessThread.setDaemon(true); |
| accessThread.setPriority(Thread.MIN_PRIORITY); |
| accessThread.start(); |
| return true; |
| } |
| |
| private static void access() { |
| // A breakpoint is submitted on this method. |
| // When fxAccess field is set to true, this breakpoint is hit in FX application thread |
| // and methods can be executed via debugger. |
| }; |
| |
| private static class FXAccessLoop implements Runnable { |
| public void run() { |
| if (isFxThread == null || runLater == null) { |
| System.err.println("JavaFX VisualDebugger: Leaving FXAccessLoop"); |
| } |
| |
| try { |
| if (((Boolean) isFxThread.invoke(null, new Object[0])).booleanValue()) { |
| access(); |
| return; |
| } |
| while (!Thread.interrupted()) { |
| if (fxAccess) { |
| runLater.invoke(null, new Object[]{this}); |
| fxAccess = false; |
| } |
| try { |
| Thread.sleep(100); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| } |
| } |
| } catch (IllegalAccessException e) { |
| e.printStackTrace(); |
| System.err.println("JavaFX VisualDebugger: Leaving FXAccessLoop"); |
| } catch (IllegalArgumentException e) { |
| e.printStackTrace(); |
| System.err.println("JavaFX VisualDebugger: Leaving FXAccessLoop"); |
| } catch (InvocationTargetException e) { |
| e.printStackTrace(); |
| System.err.println("JavaFX VisualDebugger: Leaving FXAccessLoop"); |
| } |
| } |
| } |
| } |