01 /*
02 * SPDX-License-Identifier: Apache-2.0
03 *
04 * Copyright 2008-2017 the original author or authors.
05 *
06 * Licensed under the Apache License, Version 2.0 (the "License");
07 * you may not use this file except in compliance with the License.
08 * You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package org.codehaus.griffon.runtime.javafx;
19
20 import javafx.application.Platform;
21 import org.codehaus.griffon.runtime.core.threading.AbstractUIThreadManager;
22
23 import javax.annotation.Nonnull;
24 import java.util.concurrent.ExecutionException;
25 import java.util.concurrent.FutureTask;
26
27 import static java.util.Objects.requireNonNull;
28
29 /**
30 * @author Dean Iverson
31 */
32 public class JavaFXUIThreadManager extends AbstractUIThreadManager {
33 /**
34 * True if the current thread is the UI thread.
35 */
36 public boolean isUIThread() {
37 return Platform.isFxApplicationThread();
38 }
39
40 @Override
41 public void runInsideUIAsync(@Nonnull Runnable runnable) {
42 requireNonNull(runnable, ERROR_RUNNABLE_NULL);
43 Platform.runLater(runnable);
44 }
45
46 @Override
47 public void runInsideUISync(@Nonnull final Runnable runnable) {
48 requireNonNull(runnable, ERROR_RUNNABLE_NULL);
49 if (isUIThread()) {
50 runnable.run();
51 } else {
52 FutureTask<Void> task = new FutureTask<>(() -> {
53 try {
54 runnable.run();
55 } catch (Throwable throwable) {
56 getExceptionHandler().uncaughtException(Thread.currentThread(), throwable);
57 }
58 }, null);
59
60 Platform.runLater(task);
61 try {
62 task.get();
63 } catch (InterruptedException | ExecutionException e) {
64 getExceptionHandler().uncaughtException(Thread.currentThread(), e);
65 }
66 }
67 }
68 }
|