1 /*
   2  * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package test.launchertest;
  27 
  28 import javafx.application.Application;
  29 import javafx.application.Platform;
  30 import javafx.application.Preloader;
  31 import javafx.stage.Stage;
  32 
  33 import static test.launchertest.Constants.*;
  34 
  35 /**
  36  * Test application with no main method. This is launched by MainLauncherTest.
  37  */
  38 public class TestPreloader extends Preloader {
  39 
  40     public TestPreloader() {
  41         if (!Platform.isFxApplicationThread()) {
  42             System.exit(ERROR_PRELOADER_CONSTRUCTOR_WRONG_THREAD);
  43         }
  44     }
  45 
  46     @Override public void init() {
  47         if (Platform.isFxApplicationThread()) {
  48             System.exit(ERROR_PRELOADER_INIT_WRONG_THREAD);
  49         }
  50     }
  51 
  52     @Override public void start(Stage stage) throws Exception {
  53         if (!Platform.isFxApplicationThread()) {
  54             System.exit(ERROR_PRELOADER_START_WRONG_THREAD);
  55         }
  56 
  57         Platform.runLater(() -> {
  58             // No-op
  59         });
  60     }
  61 
  62     @Override public void stop() {
  63         if (!Platform.isFxApplicationThread()) {
  64             System.exit(ERROR_PRELOADER_STOP_WRONG_THREAD);
  65         }
  66     }
  67 
  68     static {
  69         if (!Platform.isFxApplicationThread()) {
  70             Thread.dumpStack();
  71             System.exit(ERROR_PRELOADER_CLASS_INIT_WRONG_THREAD);
  72         }
  73 
  74         try {
  75             Platform.runLater(() -> {
  76                 // do nothing
  77             });
  78         } catch (IllegalStateException ex) {
  79             ex.printStackTrace();
  80             System.exit(ERROR_TOOLKIT_NOT_RUNNING);
  81         } catch (RuntimeException ex) {
  82             ex.printStackTrace();
  83             System.exit(ERROR_UNEXPECTED_EXCEPTION);
  84         }
  85     }
  86 
  87 }