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- // Copyright 2022 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_BROWSING_TOPICS_TOPIC_AND_DOMAINS_H_
- #define COMPONENTS_BROWSING_TOPICS_TOPIC_AND_DOMAINS_H_
- #include <set>
- #include "base/types/strong_alias.h"
- #include "base/values.h"
- #include "components/browsing_topics/common/common_types.h"
- namespace browsing_topics {
- // Contains a topic and a set of hashed domains that has observed the associated
- // topic (i.e. the Topics API was used within the domains's context, and the
- // page is related to that topic.)
- class TopicAndDomains {
- public:
- TopicAndDomains();
- TopicAndDomains(Topic topic, std::set<HashedDomain> hashed_domains);
- TopicAndDomains(const TopicAndDomains&) = delete;
- TopicAndDomains& operator=(const TopicAndDomains&) = delete;
- TopicAndDomains(TopicAndDomains&&);
- TopicAndDomains& operator=(TopicAndDomains&&);
- ~TopicAndDomains();
- // Serialization functions for storing in prefs.
- static TopicAndDomains FromDictValue(const base::Value::Dict& dict_value);
- base::Value::Dict ToDictValue() const;
- void ClearDomain(const HashedDomain& domain);
- bool IsValid() const { return topic_ != Topic(0); }
- const Topic& topic() const { return topic_; }
- const std::set<HashedDomain>& hashed_domains() const {
- return hashed_domains_;
- }
- private:
- Topic topic_{0};
- std::set<HashedDomain> hashed_domains_;
- };
- } // namespace browsing_topics
- #endif // COMPONENTS_BROWSING_TOPICS_TOPIC_AND_DOMAINS_H_
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