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// Copyright 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_ENGINE_CYCLE_SYNC_CYCLE_SNAPSHOT_H_
#define COMPONENTS_SYNC_ENGINE_CYCLE_SYNC_CYCLE_SNAPSHOT_H_
#include <stddef.h>
#include <memory>
#include <string>
#include <vector>
#include "base/time/time.h"
#include "components/sync/base/model_type.h"
#include "components/sync/base/progress_marker_map.h"
#include "components/sync/engine/cycle/model_neutral_state.h"
namespace base {
class DictionaryValue;
}
namespace syncer {
// An immutable snapshot of state from a SyncCycle. Convenient to use as
// part of notifications as it is inherently thread-safe.
// TODO(zea): if copying this all over the place starts getting expensive,
// consider passing around immutable references instead of values.
// Default copy and assign welcome.
class SyncCycleSnapshot {
public:
SyncCycleSnapshot();
SyncCycleSnapshot(
const ModelNeutralState& model_neutral_state,
const ProgressMarkerMap& download_progress_markers,
bool is_silenced,
int num_encryption_conflicts,
int num_hierarchy_conflicts,
int num_server_conflicts,
bool notifications_enabled,
size_t num_entries,
base::Time sync_start_time,
base::Time poll_finish_time,
const std::vector<int>& num_entries_by_type,
const std::vector<int>& num_to_delete_entries_by_type,
sync_pb::GetUpdatesCallerInfo::GetUpdatesSource legacy_updates_source);
SyncCycleSnapshot(const SyncCycleSnapshot& other);
~SyncCycleSnapshot();
std::unique_ptr<base::DictionaryValue> ToValue() const;
std::string ToString() const;
ModelNeutralState model_neutral_state() const { return model_neutral_state_; }
const ProgressMarkerMap& download_progress_markers() const;
bool is_silenced() const;
int num_encryption_conflicts() const;
int num_hierarchy_conflicts() const;
int num_server_conflicts() const;
bool notifications_enabled() const;
size_t num_entries() const;
base::Time sync_start_time() const;
base::Time poll_finish_time() const;
const std::vector<int>& num_entries_by_type() const;
const std::vector<int>& num_to_delete_entries_by_type() const;
sync_pb::GetUpdatesCallerInfo::GetUpdatesSource legacy_updates_source() const;
// Set iff this snapshot was not built using the default constructor.
bool is_initialized() const;
private:
ModelNeutralState model_neutral_state_;
ProgressMarkerMap download_progress_markers_;
bool is_silenced_;
int num_encryption_conflicts_;
int num_hierarchy_conflicts_;
int num_server_conflicts_;
bool notifications_enabled_;
size_t num_entries_;
base::Time sync_start_time_;
base::Time poll_finish_time_;
std::vector<int> num_entries_by_type_;
std::vector<int> num_to_delete_entries_by_type_;
// This enum value used to be an important part of the sync protocol, but is
// now deprecated. We continue to use it in the snapshot because there is
// still some value in displaying it on the about:sync page.
sync_pb::GetUpdatesCallerInfo::GetUpdatesSource legacy_updates_source_;
bool is_initialized_;
};
} // namespace syncer
#endif // COMPONENTS_SYNC_ENGINE_CYCLE_SYNC_CYCLE_SNAPSHOT_H_
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