Package org.drools.core.rule.accessor

Interface DataProvider

All Superinterfaces:

Cloneable, Serializable

All Known Implementing Classes:

XpathConstraint.XpathDataProvider

public interface DataProvider
extends Serializable, Cloneable

Method Summary

Modifier and Type	Method	Description
DataProvider	clone()
Object	createContext()
Declaration[]	getRequiredDeclarations()
Iterator	getResults(Tuple tuple, ReteEvaluator reteEvaluator, PropagationContext ctx, Object providerContext)
boolean	isReactive()
void	replaceDeclaration(Declaration declaration, Declaration resolved)

Method Detail

getRequiredDeclarations

Declaration[] getRequiredDeclarations()

createContext

Object createContext()

getResults

Iterator getResults(Tuple tuple,
                    ReteEvaluator reteEvaluator,
                    PropagationContext ctx,
                    Object providerContext)

clone

DataProvider clone()

replaceDeclaration

void replaceDeclaration(Declaration declaration,
                        Declaration resolved)

isReactive

boolean isReactive()