Index: net/quic/quic_alarm.h |
diff --git a/net/quic/quic_alarm.h b/net/quic/quic_alarm.h |
deleted file mode 100644 |
index 14b70a375364e5d7e5cc6864d722bfe48d203671..0000000000000000000000000000000000000000 |
--- a/net/quic/quic_alarm.h |
+++ /dev/null |
@@ -1,89 +0,0 @@ |
-// Copyright 2013 The Chromium 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 NET_QUIC_QUIC_ALARM_H_ |
-#define NET_QUIC_QUIC_ALARM_H_ |
- |
-#include <memory> |
- |
-#include "base/macros.h" |
-#include "net/base/net_export.h" |
-#include "net/quic/quic_arena_scoped_ptr.h" |
-#include "net/quic/quic_time.h" |
- |
-namespace net { |
- |
-// Abstract class which represents an alarm which will go off at a |
-// scheduled time, and execute the |OnAlarm| method of the delegate. |
-// An alarm may be cancelled, in which case it may or may not be |
-// removed from the underlying scheduling system, but in either case |
-// the task will not be executed. |
-class NET_EXPORT_PRIVATE QuicAlarm { |
- public: |
- class NET_EXPORT_PRIVATE Delegate { |
- public: |
- virtual ~Delegate() {} |
- |
- // Invoked when the alarm fires. |
- virtual void OnAlarm() = 0; |
- }; |
- |
- explicit QuicAlarm(QuicArenaScopedPtr<Delegate> delegate); |
- virtual ~QuicAlarm(); |
- |
- // Sets the alarm to fire at |deadline|. Must not be called while |
- // the alarm is set. To reschedule an alarm, call Cancel() first, |
- // then Set(). |
- void Set(QuicTime new_deadline); |
- |
- // Cancels the alarm. May be called repeatedly. Does not |
- // guarantee that the underlying scheduling system will remove |
- // the alarm's associated task, but guarantees that the |
- // delegates OnAlarm method will not be called. |
- void Cancel(); |
- |
- // Cancels and sets the alarm if the |deadline| is farther from the current |
- // deadline than |granularity|, and otherwise does nothing. If |deadline| is |
- // not initialized, the alarm is cancelled. |
- void Update(QuicTime new_deadline, QuicTime::Delta granularity); |
- |
- // Returns true if |deadline_| has been set to a non-zero time. |
- bool IsSet() const; |
- |
- QuicTime deadline() const { return deadline_; } |
- |
- protected: |
- // Subclasses implement this method to perform the platform-specific |
- // scheduling of the alarm. Is called from Set() or Fire(), after the |
- // deadline has been updated. |
- virtual void SetImpl() = 0; |
- |
- // Subclasses implement this method to perform the platform-specific |
- // cancelation of the alarm. |
- virtual void CancelImpl() = 0; |
- |
- // Subclasses implement this method to perform the platform-specific update of |
- // the alarm if there exists a more optimal implementation than calling |
- // CancelImpl() and SetImpl(). |
- virtual void UpdateImpl(); |
- |
- // Called by subclasses when the alarm fires. Invokes the |
- // delegates |OnAlarm| if a delegate is set, and if the deadline |
- // has been exceeded. Implementations which do not remove the |
- // alarm from the underlying scheduler on Cancel() may need to handle |
- // the situation where the task executes before the deadline has been |
- // reached, in which case they need to reschedule the task and must not |
- // call invoke this method. |
- void Fire(); |
- |
- private: |
- QuicArenaScopedPtr<Delegate> delegate_; |
- QuicTime deadline_; |
- |
- DISALLOW_COPY_AND_ASSIGN(QuicAlarm); |
-}; |
- |
-} // namespace net |
- |
-#endif // NET_QUIC_QUIC_ALARM_H_ |