qBittorrent
asyncfilestorage.h
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1 /*
2  * Bittorrent Client using Qt and libtorrent.
3  * Copyright (C) 2017 Vladimir Golovnev <glassez@yandex.ru>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program 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 General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  *
19  * In addition, as a special exception, the copyright holders give permission to
20  * link this program with the OpenSSL project's "OpenSSL" library (or with
21  * modified versions of it that use the same license as the "OpenSSL" library),
22  * and distribute the linked executables. You must obey the GNU General Public
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27  */
28 
29 #pragma once
30 
31 #include <QDir>
32 #include <QFile>
33 #include <QObject>
34 
35 #include "base/exceptions.h"
36 
38 {
39 public:
40  using RuntimeError::RuntimeError;
41 };
42 
43 class AsyncFileStorage : public QObject
44 {
45  Q_OBJECT
46  Q_DISABLE_COPY_MOVE(AsyncFileStorage)
47 
48 public:
49  explicit AsyncFileStorage(const QString &storageFolderPath, QObject *parent = nullptr);
50  ~AsyncFileStorage() override;
51 
52  void store(const QString &fileName, const QByteArray &data);
53 
54  QDir storageDir() const;
55 
56 signals:
57  void failed(const QString &fileName, const QString &errorString);
58 
59 private:
60  Q_INVOKABLE void store_impl(const QString &fileName, const QByteArray &data);
61 
63  QFile m_lockFile;
64 };
AsyncFileStorage(const QString &storageFolderPath, QObject *parent=nullptr)
Q_INVOKABLE void store_impl(const QString &fileName, const QByteArray &data)
void failed(const QString &fileName, const QString &errorString)
~AsyncFileStorage() override
QDir storageDir() const
void store(const QString &fileName, const QByteArray &data)
QString fileName(const QString &filePath)
Definition: fs.cpp:87