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Unified Diff: components/sync/base/data_type_histogram.h

Issue 2130453004: [Sync] Move //sync to //components/sync. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase. Created 4 years, 5 months ago
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Index: components/sync/base/data_type_histogram.h
diff --git a/components/sync/base/data_type_histogram.h b/components/sync/base/data_type_histogram.h
new file mode 100644
index 0000000000000000000000000000000000000000..b282b12affee9d7b7a9950b8c995a5a6531e789e
--- /dev/null
+++ b/components/sync/base/data_type_histogram.h
@@ -0,0 +1,158 @@
+// Copyright (c) 2012 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 COMPONENTS_SYNC_BASE_DATA_TYPE_HISTOGRAM_H_
+#define COMPONENTS_SYNC_BASE_DATA_TYPE_HISTOGRAM_H_
+
+#include <string>
+
+#include "base/metrics/histogram_macros.h"
+#include "base/time/time.h"
+#include "components/sync/base/model_type.h"
+
+// This function adds |value| to |sample| bucket of histogram |name|. |value|
+// should be greater or equal to 1 and |name| can be variable. DataTypes are
+// mapped to proper |sample| bucket by using ModelTypeToHistogramInt() function.
+// So different DataTypes play the role of different buckets in this histogram.
+void SyncRecordDatatypeBin(const std::string& name, int sample, int value);
+
+// For now, this just implements UMA_HISTOGRAM_LONG_TIMES. This can be adjusted
+// if we feel the min, max, or bucket count amount are not appropriate.
+#define SYNC_FREQ_HISTOGRAM(name, time) \
+ UMA_HISTOGRAM_CUSTOM_TIMES(name, time, base::TimeDelta::FromMilliseconds(1), \
+ base::TimeDelta::FromHours(1), 50)
+
+// Helper macro for datatype specific histograms. For each datatype, invokes
+// a pre-defined PER_DATA_TYPE_MACRO(type_str), where |type_str| is the string
+// version of the datatype.
+//
+// Example usage (ignoring newlines necessary for multiline macro):
+// std::vector<syncer::ModelType> types = GetEntryTypes();
+// for (int i = 0; i < types.size(); ++i) {
+// #define PER_DATA_TYPE_MACRO(type_str)
+// UMA_HISTOGRAM_ENUMERATION("Sync." type_str "StartFailures",
+// error, max_error);
+// SYNC_DATA_TYPE_HISTOGRAM(types[i]);
+// #undef PER_DATA_TYPE_MACRO
+// }
+//
+// TODO(zea): Once visual studio supports proper variadic argument replacement
+// in macros, pass in the histogram method directly as a parameter.
+// See http://connect.microsoft.com/VisualStudio/feedback/details/380090/
+// variadic-macro-replacement#details
+#define SYNC_DATA_TYPE_HISTOGRAM(datatype) \
+ do { \
+ switch (datatype) { \
+ case ::syncer::BOOKMARKS: \
+ PER_DATA_TYPE_MACRO("Bookmarks"); \
+ break; \
+ case ::syncer::PREFERENCES: \
+ PER_DATA_TYPE_MACRO("Preferences"); \
+ break; \
+ case ::syncer::PASSWORDS: \
+ PER_DATA_TYPE_MACRO("Passwords"); \
+ break; \
+ case ::syncer::AUTOFILL: \
+ PER_DATA_TYPE_MACRO("Autofill"); \
+ break; \
+ case ::syncer::AUTOFILL_PROFILE: \
+ PER_DATA_TYPE_MACRO("AutofillProfiles"); \
+ break; \
+ case ::syncer::AUTOFILL_WALLET_DATA: \
+ PER_DATA_TYPE_MACRO("AutofillWallet"); \
+ break; \
+ case ::syncer::AUTOFILL_WALLET_METADATA: \
+ PER_DATA_TYPE_MACRO("AutofillWalletMetadata"); \
+ break; \
+ case ::syncer::THEMES: \
+ PER_DATA_TYPE_MACRO("Themes"); \
+ break; \
+ case ::syncer::TYPED_URLS: \
+ PER_DATA_TYPE_MACRO("TypedUrls"); \
+ break; \
+ case ::syncer::EXTENSIONS: \
+ PER_DATA_TYPE_MACRO("Extensions"); \
+ break; \
+ case ::syncer::NIGORI: \
+ PER_DATA_TYPE_MACRO("Nigori"); \
+ break; \
+ case ::syncer::SEARCH_ENGINES: \
+ PER_DATA_TYPE_MACRO("SearchEngines"); \
+ break; \
+ case ::syncer::SESSIONS: \
+ PER_DATA_TYPE_MACRO("Sessions"); \
+ break; \
+ case ::syncer::APPS: \
+ PER_DATA_TYPE_MACRO("Apps"); \
+ break; \
+ case ::syncer::APP_LIST: \
+ PER_DATA_TYPE_MACRO("AppList"); \
+ break; \
+ case ::syncer::APP_SETTINGS: \
+ PER_DATA_TYPE_MACRO("AppSettings"); \
+ break; \
+ case ::syncer::ARC_PACKAGE: \
+ PER_DATA_TYPE_MACRO("ArcPackage"); \
+ break; \
+ case ::syncer::EXTENSION_SETTINGS: \
+ PER_DATA_TYPE_MACRO("ExtensionSettings"); \
+ break; \
+ case ::syncer::APP_NOTIFICATIONS: \
+ PER_DATA_TYPE_MACRO("AppNotifications"); \
+ break; \
+ case ::syncer::HISTORY_DELETE_DIRECTIVES: \
+ PER_DATA_TYPE_MACRO("HistoryDeleteDirectives"); \
+ break; \
+ case ::syncer::SYNCED_NOTIFICATIONS: \
+ PER_DATA_TYPE_MACRO("SyncedNotifications"); \
+ break; \
+ case ::syncer::SYNCED_NOTIFICATION_APP_INFO: \
+ PER_DATA_TYPE_MACRO("SyncedNotificationAppInfo"); \
+ break; \
+ case ::syncer::DEVICE_INFO: \
+ PER_DATA_TYPE_MACRO("DeviceInfo"); \
+ break; \
+ case ::syncer::EXPERIMENTS: \
+ PER_DATA_TYPE_MACRO("Experiments"); \
+ break; \
+ case ::syncer::PRIORITY_PREFERENCES: \
+ PER_DATA_TYPE_MACRO("PriorityPreferences"); \
+ break; \
+ case ::syncer::DICTIONARY: \
+ PER_DATA_TYPE_MACRO("Dictionary"); \
+ break; \
+ case ::syncer::FAVICON_IMAGES: \
+ PER_DATA_TYPE_MACRO("FaviconImages"); \
+ break; \
+ case ::syncer::FAVICON_TRACKING: \
+ PER_DATA_TYPE_MACRO("FaviconTracking"); \
+ break; \
+ case ::syncer::SUPERVISED_USER_SETTINGS: \
+ PER_DATA_TYPE_MACRO("ManagedUserSetting"); \
+ break; \
+ case ::syncer::SUPERVISED_USERS: \
+ PER_DATA_TYPE_MACRO("ManagedUser"); \
+ break; \
+ case ::syncer::SUPERVISED_USER_SHARED_SETTINGS: \
+ PER_DATA_TYPE_MACRO("ManagedUserSharedSetting"); \
+ break; \
+ case ::syncer::SUPERVISED_USER_WHITELISTS: \
+ PER_DATA_TYPE_MACRO("ManagedUserWhitelist"); \
+ break; \
+ case ::syncer::ARTICLES: \
+ PER_DATA_TYPE_MACRO("Article"); \
+ break; \
+ case ::syncer::WIFI_CREDENTIALS: \
+ PER_DATA_TYPE_MACRO("WifiCredentials"); \
+ break; \
+ case ::syncer::PROXY_TABS: \
+ PER_DATA_TYPE_MACRO("Tabs"); \
+ break; \
+ default: \
+ NOTREACHED() << "Unknown datatype " \
+ << ::syncer::ModelTypeToString(datatype); \
+ } \
+ } while (0)
+
+#endif // COMPONENTS_SYNC_BASE_DATA_TYPE_HISTOGRAM_H_
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