blob: 6b11d98ea59f53e51e9bf610f136236567afde59 [file] [log] [blame]
// Copyright 2018 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.
#include <memory>
#include <string>
#include <vector>
#include "base/callback_forward.h"
#include "base/optional.h"
#include "components/download/database/download_namespace.h"
namespace download {
struct DownloadDBEntry;
// A backing storage for persisting DownloadDBEntry objects.
class DownloadDB {
using LoadEntriesCallback = base::OnceCallback<void(
bool success,
std::unique_ptr<std::vector<DownloadDBEntry>> entries)>;
using DownloadDBCallback = base::OnceCallback<void(bool success)>;
virtual ~DownloadDB();
// Initializes this db asynchronously, callback will be run on completion.
virtual void Initialize(DownloadDBCallback callback);
// Adds or updates |entry| in the storage.
virtual void AddOrReplace(const DownloadDBEntry& entry);
// Adds or updates multiple entries in the storage.
virtual void AddOrReplaceEntries(const std::vector<DownloadDBEntry>& entry,
DownloadDBCallback callback);
// Retrieves all entries with the given |download_namespace|.
virtual void LoadEntries(LoadEntriesCallback callback);
// Removes the Entry associated with |guid| from the storage.
virtual void Remove(const std::string& guid);
} // namespace download