MemCore::AlzheimerCreator< Object, MyCreatorBase > Class Template Reference

A Creator object which forgets its data when memory is going low. More...

#include <elementary/memcore/AlzheimerCreator.hpp>

Inheritance diagram for MemCore::AlzheimerCreator< Object, MyCreatorBase >:

Additional Inherited Members
Public Member Functions inherited from MemCore::Creator< RefType, MyCreatorBase >
	Creator (const RefPtr< RefType > &D, const WCachePtr &MyCache)
	Construct a creator with a data object.
RefPtr< RefType >	get () const override
	A passive function to return the current Data object if it exists.
CacheablePtr	getCacheable () const override
	A passive function to return the current Data object if it exists.
const type_info &	getType () override
	It is assumed that the Data object provides a getType() function retrieving the actual operational value type id.
bool	hasData () const override
	Tell whether data exist here.
Creature::ReasonForReleasal	release () override
	Release operation, nothing can be done here.
bool	supersede (const RefPtr< Domain > &NewData, bool CreateAsOld=false)
	Replace the data stored here (if any) by another data set.
RefPtr< RefType >	take () override
	An active function to take the strong pointer out of here.
Public Member Functions inherited from MemCore::CreatorBase< Domain >
RefPtr< Domain >	create (bool CreateAsOld=false)
	Actually create the object, using an existing one if existent via the get() function, otherwise calling the virtual produce() function.
RefPtr< Domain >	createAsOld ()
	Get and possibly create data here without touching it, which is useful if the data is required only temporary.
	CreatorBase (const WCachePtr &theCache)
	Construct with Cache object given.
RefPtr< Domain >	get_or_request (const result &R=nullptr)
	Asynchronous data access: Get the data if available, otherwise request them if possible and return nullptr.
bool	isUnderCreation () const override
	return true while a request issued by the producer is still ongoing
virtual bool	request (const result &R=nullptr)
	Asynchron mode: Request data to be created.
Protected Member Functions inherited from MemCore::Creator< RefType, MyCreatorBase >
	Creator (const WCachePtr &MyCache)
	Constructor for no data yet.
RefPtr< RefType >	produce () override
	Object creation function (just returns the object which was specified during construction).

Detailed Description

template<class Object, class MyCreatorBase = CreatorBase<Object>>
class MemCore::AlzheimerCreator< Object, MyCreatorBase >

A Creator object which forgets its data when memory is going low.