1 /*
2 * Copyright (C) 2011 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include "config.h"
26 #include "public/platform/WebWorkerRunLoop.h"
27
28 #include "core/workers/WorkerThread.h"
29
30 namespace blink {
31
32 namespace {
33
34 class TaskForwarder : public ExecutionContextTask {
35 public:
create(PassOwnPtr<WebWorkerRunLoop::Task> task)36 static PassOwnPtr<TaskForwarder> create(PassOwnPtr<WebWorkerRunLoop::Task> task)
37 {
38 return adoptPtr(new TaskForwarder(task));
39 }
40
performTask(ExecutionContext *)41 virtual void performTask(ExecutionContext*)
42 {
43 m_task->Run();
44 }
45
46 private:
TaskForwarder(PassOwnPtr<WebWorkerRunLoop::Task> task)47 TaskForwarder(PassOwnPtr<WebWorkerRunLoop::Task> task)
48 : m_task(task)
49 {
50 }
51
52 OwnPtr<WebWorkerRunLoop::Task> m_task;
53 };
54
55 }
56
WebWorkerRunLoop(WorkerThread * workerThread)57 WebWorkerRunLoop::WebWorkerRunLoop(WorkerThread* workerThread)
58 : m_workerThread(workerThread)
59 {
60 }
61
postTask(Task * task)62 bool WebWorkerRunLoop::postTask(Task* task)
63 {
64 m_workerThread->postTask(TaskForwarder::create(adoptPtr(task)));
65 return !m_workerThread->terminated();
66 }
67
equals(const WebWorkerRunLoop & o) const68 bool WebWorkerRunLoop::equals(const WebWorkerRunLoop& o) const
69 {
70 return m_workerThread == o.m_workerThread;
71 }
72
lessThan(const WebWorkerRunLoop & o) const73 bool WebWorkerRunLoop::lessThan(const WebWorkerRunLoop& o) const
74 {
75 return m_workerThread < o.m_workerThread;
76 }
77
78 } // namespace blink
79