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#ifndef CERT_TRANS_BASE_NOTIFICATION_H_
#define CERT_TRANS_BASE_NOTIFICATION_H_
#include <chrono>
#include <condition_variable>
#include <mutex>
#include "base/macros.h"
namespace cert_trans {
class Notification {
public:
Notification() : notified_(false) {
}
void Notify();
bool HasBeenNotified() const;
void WaitForNotification() const;
// Returns true if Notify() has been called, or false if the timeout
// expired.
bool WaitForNotificationWithTimeout(
const std::chrono::milliseconds& timeout) const;
private:
mutable std::mutex lock_;
mutable std::condition_variable cv_;
bool notified_;
DISALLOW_COPY_AND_ASSIGN(Notification);
};
} // namespace cert_trans
#endif // CERT_TRANS_BASE_NOTIFICATION_H_
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