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// Copyright 2013 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_LIBPLATFORM_DEFAULT_PLATFORM_H_
#define V8_LIBPLATFORM_DEFAULT_PLATFORM_H_
#include <map>
#include <queue>
#include <vector>
#include "include/v8-platform.h"
#include "src/base/macros.h"
#include "src/base/platform/mutex.h"
#include "src/libplatform/task-queue.h"
namespace v8 {
namespace platform {
class TaskQueue;
class Thread;
class WorkerThread;
class DefaultPlatform : public Platform {
public:
DefaultPlatform();
virtual ~DefaultPlatform();
void SetThreadPoolSize(int thread_pool_size);
void EnsureInitialized();
bool PumpMessageLoop(v8::Isolate* isolate);
// v8::Platform implementation.
virtual void CallOnBackgroundThread(
Task* task, ExpectedRuntime expected_runtime) V8_OVERRIDE;
virtual void CallOnForegroundThread(v8::Isolate* isolate,
Task* task) V8_OVERRIDE;
private:
static const int kMaxThreadPoolSize;
base::Mutex lock_;
bool initialized_;
int thread_pool_size_;
std::vector<WorkerThread*> thread_pool_;
TaskQueue queue_;
std::map<v8::Isolate*, std::queue<Task*> > main_thread_queue_;
DISALLOW_COPY_AND_ASSIGN(DefaultPlatform);
};
} } // namespace v8::platform
#endif // V8_LIBPLATFORM_DEFAULT_PLATFORM_H_
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