protected:
virtual bool init(const QVariantMap &settings = QVariantMap());
- virtual void sync();
+ inline virtual void sync() {};
QSqlDatabase logDb();
QString queryString(const QString &queryName, int version);
inline QString queryString(const QString &queryName) { return queryString(queryName, 0); }
- QSqlQuery &cachedQuery(const QString &queryName, int version);
- inline QSqlQuery &cachedQuery(const QString &queryName) { return cachedQuery(queryName, 0); }
-
QStringList setupQueries();
bool setup(const QVariantMap &settings = QVariantMap());
inline virtual QString userName() { return QString(); }
inline virtual QString password() { return QString(); }
-signals:
- void syncCachedQueries();
-
private slots:
void connectionDestroyed();
int _nextConnectionId;
QMutex _connectionPoolMutex;
+ // we let a Connection Object manage each actual db connection
+ // those objects reside in the thread the connection belongs to
+ // which allows us thread safe termination of a connection
class Connection;
QHash<QThread *, Connection *> _connectionPool;
};
Q_OBJECT
public:
- Connection(const QString &name, AbstractSqlStorage *storage, QObject *parent = 0);
+ Connection(const QString &name, QObject *parent = 0);
~Connection();
inline QLatin1String name() const { return QLatin1String(_name); }
- QSqlQuery &cachedQuery(const QString &queryName, int version);
-
-public slots:
- void syncCachedQueries();
private:
QByteArray _name;
- QHash<QPair<QString, int>, QSqlQuery *> _queryCache;
- AbstractSqlStorage *_storageEngine;
};
#endif