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ash / components / arc / chrome_feature_flags / arc_feature_string_builder.h [blame]
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_COMPONENTS_ARC_CHROME_FEATURE_FLAGS_ARC_FEATURE_STRING_BUILDER_H_
#define ASH_COMPONENTS_ARC_CHROME_FEATURE_FLAGS_ARC_FEATURE_STRING_BUILDER_H_
#include <map>
#include <string>
#include "base/feature_list.h"
#include "base/metrics/field_trial_params.h"
namespace arc {
// This class makes a formatted string that includes feature name and its
// parameters.
class ArcFeatureStringBuilder {
public:
ArcFeatureStringBuilder();
ArcFeatureStringBuilder(const ArcFeatureStringBuilder& other) = delete;
ArcFeatureStringBuilder& operator=(const ArcFeatureStringBuilder&) = delete;
~ArcFeatureStringBuilder();
// Add feature and parameters to Builder.
void AddFeature(const base::Feature& feature);
// Return formatted string that include feature name and its parameters.
// (i.e. "FeatureA:param_name1/param1/param_name2/param2,FeatureB,FeatureC")
std::string ToString() const;
private:
// The key of the map is feature's name
std::map<std::string, base::FieldTrialParams> feature_params_;
};
} // namespace arc
#endif // ASH_COMPONENTS_ARC_CHROME_FEATURE_FLAGS_ARC_FEATURE_STRING_BUILDER_H_