chrome/browser/performance_monitor/key_builder.h - Issue 547063003: Remove the unmaintained performance monitor.

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Issue 547063003: Remove the unmaintained performance monitor. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Attempt to fix GN Created 6 years, 3 months ago

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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #ifndef CHROME_BROWSER_PERFORMANCE_MONITOR_KEY_BUILDER_H_

6 #define CHROME_BROWSER_PERFORMANCE_MONITOR_KEY_BUILDER_H_

7

8 #include <map>

9

10 #include "chrome/browser/performance_monitor/event.h"

11 #include "chrome/browser/performance_monitor/metric.h"

12

13 namespace performance_monitor {

14

15 struct RecentKey {

16 RecentKey(const std::string& recent_time,

17 MetricType recent_type,

18 const std::string& recent_activity);

19 ~RecentKey();

20

21 const std::string time;

22 const MetricType type;

23 const std::string activity;

24 };

25

26 struct MaxValueKey {

27 MaxValueKey(MetricType max_value_type,

28 const std::string& max_value_activity)

29 : type(max_value_type),

30 activity(max_value_activity) {}

31 ~MaxValueKey() {}

32

33 const MetricType type;

34 const std::string activity;

35 };

36

37 struct MetricKey {

38 MetricKey(const std::string& metric_time,

39 MetricType metric_type,

40 const std::string& metric_activity);

41 ~MetricKey();

42

43 const std::string time;

44 const MetricType type;

45 const std::string activity;

46 };

47

48 // This class is responsible for building the keys which are used internally by

49 // PerformanceMonitor's database. These keys should only be referenced by the

50 // database, and should not be used externally.

51 class KeyBuilder {

52 public:

53 KeyBuilder();

54 ~KeyBuilder();

55

56 // Key Creation: Create the keys for different databases. The schemas are

57 // listed with the methods. A '-' in the schema represents kDelimeter.

58

59 // Key Schema: <Time>

60 std::string CreateActiveIntervalKey(const base::Time& time);

61

62 // Key Schema: <Metric>-<Time>-<Activity>

63 std::string CreateMetricKey(const base::Time& time,

64 const MetricType type,

65 const std::string& activity);

66

67 // Key Schema: <Time>-<Event Type>

68 std::string CreateEventKey(const base::Time& time, const EventType type);

69

70 // Key Schema: <Time>-<Metric>-<Activity>

71 std::string CreateRecentKey(const base::Time& time,

72 const MetricType type,

73 const std::string& activity);

74

75 // Key Schema: <Activity>-<Metric>

76 std::string CreateRecentMapKey(const MetricType type,

77 const std::string& activity);

78

79 std::string CreateMaxValueKey(const MetricType type,

80 const std::string& activity);

81

82 EventType EventKeyToEventType(const std::string& key);

83 RecentKey SplitRecentKey(const std::string& key);

84 MetricKey SplitMetricKey(const std::string& key);

85

86 private:

87 // Populate the maps from [Event, Metric]Type to key characters.

88 void PopulateKeyMaps();

89

90 std::map<EventType, int> event_type_to_event_key_char_;

91 std::map<int, EventType> event_key_char_to_event_type_;

92 std::map<MetricType, int> metric_type_to_metric_key_char_;

93 std::map<int, MetricType> metric_key_char_to_metric_type_;

94 };

95

96 } // namespace performance_monitor

97

98 #endif // CHROME_BROWSER_PERFORMANCE_MONITOR_KEY_BUILDER_H_

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