Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / src / v8 / src / libplatform / default-platform.h
1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef V8_LIBPLATFORM_DEFAULT_PLATFORM_H_
6 #define V8_LIBPLATFORM_DEFAULT_PLATFORM_H_
7
8 #include <vector>
9
10 #include "../../include/v8-platform.h"
11 #include "../base/macros.h"
12 #include "../platform/mutex.h"
13 #include "task-queue.h"
14
15 namespace v8 {
16 namespace internal {
17
18 class TaskQueue;
19 class Thread;
20 class WorkerThread;
21
22 class DefaultPlatform : public Platform {
23  public:
24   DefaultPlatform();
25   virtual ~DefaultPlatform();
26
27   void SetThreadPoolSize(int thread_pool_size);
28
29   void EnsureInitialized();
30
31   // v8::Platform implementation.
32   virtual void CallOnBackgroundThread(
33       Task *task, ExpectedRuntime expected_runtime) V8_OVERRIDE;
34   virtual void CallOnForegroundThread(v8::Isolate *isolate,
35                                       Task *task) V8_OVERRIDE;
36
37  private:
38   static const int kMaxThreadPoolSize;
39
40   Mutex lock_;
41   bool initialized_;
42   int thread_pool_size_;
43   std::vector<WorkerThread*> thread_pool_;
44   TaskQueue queue_;
45
46   DISALLOW_COPY_AND_ASSIGN(DefaultPlatform);
47 };
48
49
50 } }  // namespace v8::internal
51
52
53 #endif  // V8_LIBPLATFORM_DEFAULT_PLATFORM_H_