01 /*
02 * Copyright 2008-2015 the original author or authors.
03 *
04 * Licensed under the Apache License, Version 2.0 (the "License");
05 * you may not use this file except in compliance with the License.
06 * You may obtain a copy of the License at
07 *
08 * http://www.apache.org/licenses/LICENSE-2.0
09 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.codehaus.griffon.runtime.pivot;
17
18 import griffon.core.GriffonExceptionHandler;
19 import org.codehaus.griffon.runtime.core.threading.AbstractUIThreadManager;
20
21 import javax.annotation.Nonnull;
22 import javax.inject.Inject;
23 import java.awt.EventQueue;
24 import java.lang.reflect.InvocationTargetException;
25
26 /**
27 * Executes code honoring Pivot's threading model.
28 *
29 * @author Andres Almiray
30 * @since 2.0.0
31 */
32 public class PivotUIThreadManager extends AbstractUIThreadManager {
33 private final GriffonExceptionHandler exceptionHandler;
34
35 @Inject
36 public PivotUIThreadManager(@Nonnull GriffonExceptionHandler exceptionHandler) {
37 this.exceptionHandler = exceptionHandler;
38 }
39
40 public boolean isUIThread() {
41 return EventQueue.isDispatchThread();
42 }
43
44 @Override
45 public void runInsideUIAsync(@Nonnull Runnable runnable) {
46 EventQueue.invokeLater(runnable);
47 }
48
49 @Override
50 public void runInsideUISync(final @Nonnull Runnable runnable) {
51 if (isUIThread()) {
52 runnable.run();
53 } else {
54 try {
55 EventQueue.invokeAndWait(runnable);
56 } catch (InterruptedException e) {
57 exceptionHandler.uncaughtException(Thread.currentThread(), e);
58 } catch (InvocationTargetException e) {
59 exceptionHandler.uncaughtException(Thread.currentThread(), e.getTargetException());
60 }
61 }
62 }
63 }
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