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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 WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_
6 #define WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_
7 
8 #include "base/basictypes.h"
9 
10 namespace base {
11 class TimeDelta;
12 }
13 
14 namespace appcache {
15 
16 class AppCacheHistograms {
17  public:
18   enum InitResultType {
19     INIT_OK, SQL_DATABASE_ERROR, DISK_CACHE_ERROR,
20     NUM_INIT_RESULT_TYPES
21   };
22   static void CountInitResult(InitResultType init_result);
23   static void CountReinitAttempt(bool repeated_attempt);
24 
25   enum CheckResponseResultType {
26     RESPONSE_OK, MANIFEST_OUT_OF_DATE, RESPONSE_OUT_OF_DATE, ENTRY_NOT_FOUND,
27     READ_HEADERS_ERROR, READ_DATA_ERROR, UNEXPECTED_DATA_SIZE, CHECK_CANCELED,
28     NUM_CHECK_RESPONSE_RESULT_TYPES
29   };
30   static void CountCheckResponseResult(CheckResponseResultType result);
31 
32   static void AddTaskQueueTimeSample(const base::TimeDelta& duration);
33   static void AddTaskRunTimeSample(const base::TimeDelta& duration);
34   static void AddCompletionQueueTimeSample(const base::TimeDelta& duration);
35   static void AddCompletionRunTimeSample(const base::TimeDelta& duration);
36   static void AddNetworkJobStartDelaySample(const base::TimeDelta& duration);
37   static void AddErrorJobStartDelaySample(const base::TimeDelta& duration);
38   static void AddAppCacheJobStartDelaySample(const base::TimeDelta& duration);
39   static void AddMissingManifestEntrySample();
40 
41   enum MissingManifestCallsiteType {
42     CALLSITE_0, CALLSITE_1, CALLSITE_2, CALLSITE_3,
43     NUM_MISSING_MANIFEST_CALLSITE_TYPES
44   };
45   static void AddMissingManifestDetectedAtCallsite(
46       MissingManifestCallsiteType type);
47 
48  private:
49   DISALLOW_IMPLICIT_CONSTRUCTORS(AppCacheHistograms);
50 };
51 
52 }  // namespace appcache
53 
54 #endif  // WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_
55