blob: e87031581cb7de4549175dc358932a6f583d6992 [file] [log] [blame]
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef RUNTIME_BIN_LOCKERS_H_
#define RUNTIME_BIN_LOCKERS_H_
#include "bin/thread.h"
#include "platform/assert.h"
namespace dart {
namespace bin {
class MutexLocker {
public:
explicit MutexLocker(Mutex* mutex) : mutex_(mutex) {
ASSERT(mutex != nullptr);
mutex_->Lock();
}
virtual ~MutexLocker() { mutex_->Unlock(); }
private:
Mutex* const mutex_;
DISALLOW_COPY_AND_ASSIGN(MutexLocker);
};
class MonitorLocker {
public:
explicit MonitorLocker(Monitor* monitor) : monitor_(monitor) {
ASSERT(monitor != nullptr);
monitor_->Enter();
}
virtual ~MonitorLocker() { monitor_->Exit(); }
Monitor::WaitResult Wait(int64_t millis = Monitor::kNoTimeout) {
return monitor_->Wait(millis);
}
void Notify() { monitor_->Notify(); }
void NotifyAll() { monitor_->NotifyAll(); }
private:
Monitor* const monitor_;
DISALLOW_COPY_AND_ASSIGN(MonitorLocker);
};
} // namespace bin
} // namespace dart
#endif // RUNTIME_BIN_LOCKERS_H_