Package org.evrete.api

Interface FactStorage<T>

All Superinterfaces:

Iterable<FactStorage.Entry<T>>, ReIterable<FactStorage.Entry<T>>

public interface FactStorage<T>
extends ReIterable<FactStorage.Entry<T>>

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	FactStorage.Entry<Z>

Method Summary

Modifier and Type	Method	Description
void	clear()
void	delete(FactHandle handle)
T	getFact(FactHandle handle)
FactHandle	insert(T fact)	Creates and returns new FactHandle for each inserted fact.
void	update(FactHandle handle, T newInstance)

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface org.evrete.api.ReIterable

iterator, iterator

Method Details

insert

FactHandle insert(T fact)

Creates and returns new FactHandle for each inserted fact. The contract is that the implementation must return null if object is already known and not deleted.

Parameters:

fact - the fact being inserted in the working memory

Returns:

null if object has been already inserted or a new FactHandle otherwise

delete

void delete(FactHandle handle)

update

void update(FactHandle handle,
T newInstance)

getFact

T getFact(FactHandle handle)

clear

void clear()