chromium/content/browser/first_party_sets/first_party_sets_handler_impl_instance.h

// 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 CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SETS_HANDLER_IMPL_INSTANCE_H_
#define CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SETS_HANDLER_IMPL_INSTANCE_H_

#include <optional>
#include <string>
#include <utility>

#include "base/containers/circular_deque.h"
#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "base/no_destructor.h"
#include "base/sequence_checker.h"
#include "base/thread_annotations.h"
#include "base/threading/sequence_bound.h"
#include "base/timer/elapsed_timer.h"
#include "base/values.h"
#include "base/version.h"
#include "content/browser/first_party_sets/first_party_sets_handler_database_helper.h"
#include "content/browser/first_party_sets/first_party_sets_handler_impl.h"
#include "content/browser/first_party_sets/first_party_sets_loader.h"
#include "content/common/content_export.h"
#include "net/first_party_sets/first_party_sets_cache_filter.h"
#include "net/first_party_sets/first_party_sets_context_config.h"
#include "net/first_party_sets/global_first_party_sets.h"
#include "net/first_party_sets/local_set_declaration.h"

namespace net {
class FirstPartySetEntry;
class SchemefulSite;
}  // namespace net

namespace content {

class BrowserContext;

// Class FirstPartySetsHandlerImplInstance is a singleton, it allows an embedder
// to provide First-Party Sets inputs from custom sources, then parses/merges
// the inputs to form the current First-Party Sets data, compares them with the
// persisted First-Party Sets data used during the last browser session to get
// a list of sites that changed the First-Party Set they are part of, invokes
// the provided callback with the current First-Party Sets data, and writes
// the current First-Party Sets data to disk.
class CONTENT_EXPORT FirstPartySetsHandlerImplInstance
    : public FirstPartySetsHandlerImpl { … };

}  // namespace content

#endif  // CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SETS_HANDLER_IMPL_INSTANCE_H_