generated from general-packages/pika-pkg-template
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
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/*
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SPDX-FileCopyrightText: 2007 Till Adam <adam@kde.org>
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SPDX-License-Identifier: LGPL-2.0-or-later
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*/
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#pragma once
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#include <QMutex>
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#include <QObject>
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#include <Akonadi/GidExtractorInterface>
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#include <Akonadi/ItemSerializerPlugin>
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namespace Akonadi
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{
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/**
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* Levare QString implicit sharing to decrease memory consumption.
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*
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* This class is thread safe. Apparently required for usage in
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* legacy KRes compat bridges.
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*/
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class StringPool
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{
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public:
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/**
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* Lookup @p value in the pool and return the known value
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* to reuse it and leverage the implicit sharing. Otherwise
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* add the value to the pool and return it again.
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*/
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QString sharedValue(const QString &value);
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private:
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QMutex m_mutex;
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QSet<QString> m_pool;
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};
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class SerializerPluginMail : public QObject, public ItemSerializerPlugin, public GidExtractorInterface
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{
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Q_OBJECT
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Q_INTERFACES(Akonadi::ItemSerializerPlugin Akonadi::GidExtractorInterface)
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Q_PLUGIN_METADATA(IID "org.kde.akonadi.SerializerPluginMail")
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public:
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bool deserialize(Item &item, const QByteArray &label, QIODevice &data, int version) override;
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void serialize(const Item &item, const QByteArray &label, QIODevice &data, int &version) override;
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QSet<QByteArray> parts(const Item &item) const override;
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QString extractGid(const Item &item) const override;
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private:
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StringPool m_stringPool;
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};
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}
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