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Unified Diff: base/trace_event/trace_config.h

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: base/trace_event/trace_config.h
diff --git a/base/trace_event/trace_config.h b/base/trace_event/trace_config.h
deleted file mode 100644
index a9f830656203502852ba1ca25b77554bc1867220..0000000000000000000000000000000000000000
--- a/base/trace_event/trace_config.h
+++ /dev/null
@@ -1,205 +0,0 @@
-// Copyright (c) 2015 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 BASE_TRACE_EVENT_TRACE_CONFIG_H_
-#define BASE_TRACE_EVENT_TRACE_CONFIG_H_
-
-#include <string>
-#include <vector>
-
-#include "base/base_export.h"
-#include "base/gtest_prod_util.h"
-#include "base/values.h"
-
-namespace base {
-namespace trace_event {
-
-// Options determines how the trace buffer stores data.
-enum TraceRecordMode {
- // Record until the trace buffer is full.
- RECORD_UNTIL_FULL,
-
- // Record until the user ends the trace. The trace buffer is a fixed size
- // and we use it as a ring buffer during recording.
- RECORD_CONTINUOUSLY,
-
- // Record until the trace buffer is full, but with a huge buffer size.
- RECORD_AS_MUCH_AS_POSSIBLE,
-
- // Echo to console. Events are discarded.
- ECHO_TO_CONSOLE,
-};
-
-class BASE_EXPORT TraceConfig {
- public:
- typedef std::vector<std::string> StringList;
-
- TraceConfig();
-
- // Create TraceConfig object from category filter and trace options strings.
- //
- // |category_filter_string| is a comma-delimited list of category wildcards.
- // A category can have an optional '-' prefix to make it an excluded category.
- // All the same rules apply above, so for example, having both included and
- // excluded categories in the same list would not be supported.
- //
- // Category filters can also be used to configure synthetic delays.
- //
- // |trace_options_string| is a comma-delimited list of trace options.
- // Possible options are: "record-until-full", "record-continuously",
- // "record-as-much-as-possible", "trace-to-console", "enable-sampling",
- // "enable-systrace" and "enable-argument-filter".
- // The first 4 options are trace recoding modes and hence
- // mutually exclusive. If more than one trace recording modes appear in the
- // options_string, the last one takes precedence. If none of the trace
- // recording mode is specified, recording mode is RECORD_UNTIL_FULL.
- //
- // The trace option will first be reset to the default option
- // (record_mode set to RECORD_UNTIL_FULL, enable_sampling, enable_systrace,
- // and enable_argument_filter set to false) before options parsed from
- // |trace_options_string| are applied on it. If |trace_options_string| is
- // invalid, the final state of trace options is undefined.
- //
- // Example: TraceConfig("test_MyTest*", "record-until-full");
- // Example: TraceConfig("test_MyTest*,test_OtherStuff",
- // "record-continuously, enable-sampling");
- // Example: TraceConfig("-excluded_category1,-excluded_category2",
- // "record-until-full, trace-to-console");
- // would set ECHO_TO_CONSOLE as the recording mode.
- // Example: TraceConfig("-*,webkit", "");
- // would disable everything but webkit; and use default options.
- // Example: TraceConfig("-webkit", "");
- // would enable everything but webkit; and use default options.
- // Example: TraceConfig("DELAY(gpu.PresentingFrame;16)", "");
- // would make swap buffers always take at least 16 ms; and use
- // default options.
- // Example: TraceConfig("DELAY(gpu.PresentingFrame;16;oneshot)", "");
- // would make swap buffers take at least 16 ms the first time it is
- // called; and use default options.
- // Example: TraceConfig("DELAY(gpu.PresentingFrame;16;alternating)", "");
- // would make swap buffers take at least 16 ms every other time it
- // is called; and use default options.
- TraceConfig(const std::string& category_filter_string,
- const std::string& trace_options_string);
-
- TraceConfig(const std::string& category_filter_string,
- TraceRecordMode record_mode);
-
- // Create TraceConfig object from the trace config string.
- //
- // |config_string| is a dictionary formatted as a JSON string, containing both
- // category filters and trace options.
- //
- // Example:
- // {
- // "record_mode": "record-continuously",
- // "enable_sampling": true,
- // "enable_systrace": true,
- // "enable_argument_filter": true,
- // "included_categories": ["included",
- // "inc_pattern*",
- // "disabled-by-default-category1"],
- // "excluded_categories": ["excluded", "exc_pattern*"],
- // "synthetic_delays": ["test.Delay1;16", "test.Delay2;32"]
- // }
- explicit TraceConfig(const std::string& config_string);
-
- TraceConfig(const TraceConfig& tc);
-
- ~TraceConfig();
-
- TraceConfig& operator=(const TraceConfig& rhs);
-
- // Return a list of the synthetic delays specified in this category filter.
- const StringList& GetSyntheticDelayValues() const;
-
- TraceRecordMode GetTraceRecordMode() const { return record_mode_; }
- bool IsSamplingEnabled() const { return enable_sampling_; }
- bool IsSystraceEnabled() const { return enable_systrace_; }
- bool IsArgumentFilterEnabled() const { return enable_argument_filter_; }
-
- void SetTraceRecordMode(TraceRecordMode mode) { record_mode_ = mode; }
- void EnableSampling() { enable_sampling_ = true; }
- void EnableSystrace() { enable_systrace_ = true; }
- void EnableArgumentFilter() { enable_argument_filter_ = true; }
-
- // Writes the string representation of the TraceConfig. The string is JSON
- // formatted.
- std::string ToString() const;
-
- // Write the string representation of the CategoryFilter part.
- std::string ToCategoryFilterString() const;
-
- // Returns true if at least one category in the list is enabled by this
- // trace config.
- bool IsCategoryGroupEnabled(const char* category_group) const;
-
- // Merges config with the current TraceConfig
- void Merge(const TraceConfig& config);
-
- void Clear();
-
- private:
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest, TraceConfigFromValidLegacyFormat);
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest,
- TraceConfigFromInvalidLegacyStrings);
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest, ConstructDefaultTraceConfig);
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest, TraceConfigFromValidString);
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest, TraceConfigFromInvalidString);
- FRIEND_TEST_ALL_PREFIXES(TraceConfigTest,
- IsEmptyOrContainsLeadingOrTrailingWhitespace);
-
- // The default trace config, used when none is provided.
- // Allows all non-disabled-by-default categories through, except if they end
- // in the suffix 'Debug' or 'Test'.
- void InitializeDefault();
-
- // Initialize from the config string
- void InitializeFromConfigString(const std::string& config_string);
-
- // Initialize from category filter and trace options strings
- void InitializeFromStrings(const std::string& category_filter_string,
- const std::string& trace_options_string);
-
- void SetCategoriesFromIncludedList(const base::ListValue& included_list);
- void SetCategoriesFromExcludedList(const base::ListValue& excluded_list);
- void SetSyntheticDelaysFromList(const base::ListValue& list);
- void AddCategoryToDict(base::DictionaryValue& dict,
- const char* param,
- const StringList& categories) const;
-
- // Convert TraceConfig to the dict representation of the TraceConfig.
- void ToDict(base::DictionaryValue& dict) const;
-
- std::string ToTraceOptionsString() const;
-
- void WriteCategoryFilterString(const StringList& values,
- std::string* out,
- bool included) const;
- void WriteCategoryFilterString(const StringList& delays,
- std::string* out) const;
-
- // Returns true if category is enable according to this trace config.
- bool IsCategoryEnabled(const char* category_name) const;
-
- static bool IsEmptyOrContainsLeadingOrTrailingWhitespace(
- const std::string& str);
-
- bool HasIncludedPatterns() const;
-
- TraceRecordMode record_mode_;
- bool enable_sampling_ : 1;
- bool enable_systrace_ : 1;
- bool enable_argument_filter_ : 1;
-
- StringList included_categories_;
- StringList disabled_categories_;
- StringList excluded_categories_;
- StringList synthetic_delays_;
-};
-
-} // namespace trace_event
-} // namespace base
-
-#endif // BASE_TRACE_EVENT_TRACE_CONFIG_H_
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