1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
// Copyright 2014 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.
#include "chrome/browser/sync_file_system/drive_backend/tracker_id_set.h"
#include "base/logging.h"
#include "base/stl_util.h"
#include "chrome/browser/sync_file_system/drive_backend/metadata_database.pb.h"
namespace sync_file_system {
namespace drive_backend {
TrackerIDSet::TrackerIDSet() : active_tracker_(0) {}
TrackerIDSet::~TrackerIDSet() {}
void TrackerIDSet::Insert(const FileTracker& tracker) {
if (tracker.active())
InsertActiveTracker(tracker.tracker_id());
else
InsertInactiveTracker(tracker.tracker_id());
}
void TrackerIDSet::InsertActiveTracker(int64 tracker_id) {
DCHECK(tracker_id);
DCHECK(!active_tracker_);
active_tracker_ = tracker_id;
tracker_ids_.insert(tracker_id);
}
void TrackerIDSet::InsertInactiveTracker(int64 tracker_id) {
DCHECK(tracker_id);
DCHECK_NE(active_tracker_, tracker_id);
tracker_ids_.insert(tracker_id);
}
void TrackerIDSet::Erase(int64 tracker_id) {
DCHECK(ContainsKey(tracker_ids_, tracker_id));
if (active_tracker_ == tracker_id)
active_tracker_ = 0;
tracker_ids_.erase(tracker_id);
}
void TrackerIDSet::Activate(int64 tracker_id) {
DCHECK(!active_tracker_);
DCHECK(ContainsKey(tracker_ids_, tracker_id));
active_tracker_ = tracker_id;
}
void TrackerIDSet::Deactivate(int64 tracker_id) {
DCHECK_EQ(active_tracker_, tracker_id);
DCHECK(ContainsKey(tracker_ids_, tracker_id));
active_tracker_ = 0;
}
} // namespace drive_backend
} // namespace sync_file_system
|
