Herunterladen als
root/src/cache.h @ 827458ed
| c22391b2 | Christian Ehringfeld | /*
|
|
* Copyright (C) 2015 Christian Ehringfeld <c.ehringfeld@t-online.de>
|
|||
*
|
|||
* This program is free software; you can redistribute it and/or modify it
|
|||
* under the terms of the GNU Lesser General Public License as published by
|
|||
* the Free Software Foundation.
|
|||
*
|
|||
* This program is distributed in the hope that it will be useful, but
|
|||
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|||
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|||
* for more details.
|
|||
*
|
|||
* You should have received a copy of the GNU Lesser General Public License
|
|||
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|||
*/
|
|||
| d84c91e7 | Christian Ehringfeld | #ifndef CACHE_H
|
|
#define CACHE_H
|
|||
| 11bbe9a6 | Christian Ehringfeld | #include <QHash>
|
|
#include <QWeakPointer>
|
|||
| 5ca225ed | Christian Ehringfeld | #include <QMutex>
|
|
| 11bbe9a6 | Christian Ehringfeld | #include <QSharedPointer>
|
|
#include "entityinstancefactory.h"
|
|||
#include "entity.h"
|
|||
| e8d1537c | Christian Ehringfeld | #include "entityhelper.h"
|
|
| d84c91e7 | Christian Ehringfeld | ||
namespace CuteEntityManager {
|
|||
| 11bbe9a6 | Christian Ehringfeld | class Entity;
|
|
| d84c91e7 | Christian Ehringfeld | class Cache {
|
|
public:
|
|||
| d933d48e | Christian Ehringfeld | Cache();
|
|
QHash<QString, QWeakPointer<Entity> > getCache() const;
|
|||
bool contains(qint64 id, const QString &classname);
|
|||
bool contains(const QString &key);
|
|||
template<class T> bool contains(qint64 id) {
|
|||
| 11bbe9a6 | Christian Ehringfeld | bool ok = false;
|
|
Entity *e = EntityInstanceFactory::createInstance<T>();
|
|||
if (e) {
|
|||
| e8d1537c | Christian Ehringfeld | ok = this->contains(id, QString(EntityHelper::getClassname(e)));
|
|
| 11bbe9a6 | Christian Ehringfeld | delete e;
|
|
}
|
|||
return ok;
|
|||
}
|
|||
| a873a3ba | Christian Ehringfeld | void clear();
|
|
| d933d48e | Christian Ehringfeld | void insert(QSharedPointer<Entity> &entity);
|
|
void remove(const QSharedPointer<Entity> &entity);
|
|||
void remove(const qint64 &id, const QString &classname);
|
|||
template<class T> void remove(qint64 id) {
|
|||
| 11bbe9a6 | Christian Ehringfeld | Entity *e = EntityInstanceFactory::createInstance<T>();
|
|
if (e) {
|
|||
| e8d1537c | Christian Ehringfeld | this->remove(id, QString(EntityHelper::getClassname(e)));
|
|
| 11bbe9a6 | Christian Ehringfeld | delete e;
|
|
}
|
|||
}
|
|||
| d933d48e | Christian Ehringfeld | QSharedPointer<Entity> get(qint64 id, const QString &classname);
|
|
template<class T> QSharedPointer<Entity> get(qint64 id) {
|
|||
| 11bbe9a6 | Christian Ehringfeld | Entity *e = EntityInstanceFactory::createInstance<T>();
|
|
if (e) {
|
|||
| 5ca225ed | Christian Ehringfeld | auto r = this->get(id, QString(EntityHelper::getClassname(e)));
|
|
| 11bbe9a6 | Christian Ehringfeld | delete e;
|
|
| 5ca225ed | Christian Ehringfeld | return r;
|
|
| 11bbe9a6 | Christian Ehringfeld | }
|
|
return QSharedPointer<Entity>();
|
|||
}
|
|||
protected:
|
|||
| 0d155b40 | Christian Ehringfeld | QString generateKey(qint64 id, const QString &classname) const;
|
|
| 11bbe9a6 | Christian Ehringfeld | private:
|
|
QHash<QString, QWeakPointer<Entity>> cache;
|
|||
| 5ca225ed | Christian Ehringfeld | QMutex mutex;
|
|
| d84c91e7 | Christian Ehringfeld | };
|
|
}
|
|||
#endif // CACHE_H
|