libquentier 0.8.0
The library for rich desktop clients of Evernote service
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IPatch.h
1/*
2 * Copyright 2021-2022 Dmitry Ivanov
3 *
4 * This file is part of libquentier
5 *
6 * libquentier is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as published by
8 * the Free Software Foundation, version 3 of the License.
9 *
10 * libquentier is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with libquentier. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#pragma once
20
21#include <quentier/utility/Linkage.h>
22
23#include <QFuture>
24
25namespace quentier::local_storage {
26
34{
35public:
36 virtual ~IPatch() noexcept;
37
42 [[nodiscard]] virtual int fromVersion() const noexcept = 0;
43
48 [[nodiscard]] virtual int toVersion() const noexcept = 0;
49
53 [[nodiscard]] virtual QString patchShortDescription() const = 0;
54
58 [[nodiscard]] virtual QString patchLongDescription() const = 0;
59
69 [[nodiscard]] virtual QFuture<void> backupLocalStorage() = 0;
70
80 [[nodiscard]] virtual QFuture<void> restoreLocalStorageFromBackup() = 0;
81
92 [[nodiscard]] virtual QFuture<void> removeLocalStorageBackup() = 0;
93
101 [[nodiscard]] virtual QFuture<void> apply() = 0;
102};
103
104} // namespace quentier::local_storage
The Result template class represents the bare bones result monad implementation which either contains...
Definition Result.h:38
The IPatch interface represents patches of the local storage. Each such patch somehow changes the lay...
Definition IPatch.h:34
virtual int fromVersion() const noexcept=0