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#ifndef CACHE_H
#define CACHE_H
#include "sourceObject.h"
#include "presenter.h"
#include "iHaveParameters.h"
class RowProcessor;
class RowSet;
class RowState;
typedef boost::intrusive_ptr<const RowSet> RowSetCPtr;
class Cache : public IHaveParameters, public SourceObject {
public:
Cache(ScriptNodePtr p);
bool checkAndExecute(const Glib::ustring &, const Glib::ustring &, const RowProcessor *);
virtual RowSetPresenterPtr openFor(const Glib::ustring &, const Glib::ustring &, const IHaveParameters *) = 0;
virtual void save(const Glib::ustring &, const Glib::ustring &, const IHaveParameters *) = 0;
virtual void discard(const Glib::ustring &, const Glib::ustring &, const IHaveParameters *) = 0;
protected:
virtual RowSetCPtr getCachedRowSet(const Glib::ustring &, const Glib::ustring &, const IHaveParameters *) const = 0;
void applyKeys(const boost::function2<void, const std::string &, const VariableType &> & f, const IHaveParameters *) const;
const bool inherit;
};
typedef boost::intrusive_ptr<Cache> CachePtr;
#endif
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