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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/base/cdm_session_tracker.h" | 5 #include "media/base/cdm_session_tracker.h" |
6 | 6 |
7 namespace media { | 7 namespace media { |
8 | 8 |
9 CdmSessionTracker::CdmSessionTracker() {} | 9 CdmSessionTracker::CdmSessionTracker() {} |
10 | 10 |
11 CdmSessionTracker::~CdmSessionTracker() { | 11 CdmSessionTracker::~CdmSessionTracker() { |
12 DCHECK(session_ids_.empty()); | 12 DCHECK(!HasRemainingSessions()); |
13 } | 13 } |
14 | 14 |
15 void CdmSessionTracker::AddSession(const std::string& session_id) { | 15 void CdmSessionTracker::AddSession(const std::string& session_id) { |
16 DCHECK(session_ids_.find(session_id) == session_ids_.end()); | 16 DCHECK(session_ids_.find(session_id) == session_ids_.end()); |
17 session_ids_.insert(session_id); | 17 session_ids_.insert(session_id); |
18 } | 18 } |
19 | 19 |
20 void CdmSessionTracker::RemoveSession(const std::string& session_id) { | 20 void CdmSessionTracker::RemoveSession(const std::string& session_id) { |
21 auto it = session_ids_.find(session_id); | 21 auto it = session_ids_.find(session_id); |
22 DCHECK(it != session_ids_.end()); | 22 DCHECK(it != session_ids_.end()); |
23 session_ids_.erase(it); | 23 session_ids_.erase(it); |
24 } | 24 } |
25 | 25 |
26 void CdmSessionTracker::CloseRemainingSessions( | 26 void CdmSessionTracker::CloseRemainingSessions( |
27 const SessionClosedCB& session_closed_cb) { | 27 const SessionClosedCB& session_closed_cb) { |
28 std::unordered_set<std::string> session_ids; | 28 std::unordered_set<std::string> session_ids; |
29 session_ids.swap(session_ids_); | 29 session_ids.swap(session_ids_); |
30 | 30 |
31 for (const auto& session_id : session_ids) | 31 for (const auto& session_id : session_ids) |
32 session_closed_cb.Run(session_id); | 32 session_closed_cb.Run(session_id); |
33 } | 33 } |
34 | 34 |
| 35 bool CdmSessionTracker::HasRemainingSessions() const { |
| 36 return !session_ids_.empty(); |
| 37 } |
| 38 |
35 } // namespace media | 39 } // namespace media |
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