55 lines
1.8 KiB
C++
Executable file
55 lines
1.8 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#ifndef CACHEFORSERVICEROOT_H
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#define CACHEFORSERVICEROOT_H
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#include "services/abstract/serviceroot.h"
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#include <QStringList>
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#include <QPair>
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#include <QMap>
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class Mutex;
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class CacheForServiceRoot {
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public:
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explicit CacheForServiceRoot();
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virtual ~CacheForServiceRoot();
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void addMessageStatesToCache(const QList<Message>& ids_of_messages, RootItem::Importance importance);
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void addMessageStatesToCache(const QStringList& ids_of_messages, RootItem::ReadStatus read);
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// Persistently saves/loads cached changes to/from file.
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// NOTE: The whole cache is cleared after save is done and before load is done.
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void saveCacheToFile(int accId);
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void loadCacheFromFile(int accId);
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protected:
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QPair<QMap<RootItem::ReadStatus, QStringList>, QMap<RootItem::Importance, QList<Message>>> takeMessageCache();
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Mutex* m_cacheSaveMutex;
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QMap<RootItem::ReadStatus, QStringList> m_cachedStatesRead;
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QMap<RootItem::Importance, QList<Message>> m_cachedStatesImportant;
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private:
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bool isEmpty() const;
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void clearCache();
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};
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#endif // CACHEFORSERVICEROOT_H
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