Package org.drools.core.reteoo

Class QueryElementNode.UnificationNodeViewChangedEventListener

java.lang.Object

org.drools.core.reteoo.QueryElementNode.UnificationNodeViewChangedEventListener

All Implemented Interfaces:

InternalViewChangedEventListener

Enclosing class:

QueryElementNode

public static class QueryElementNode.UnificationNodeViewChangedEventListener
extends Object
implements InternalViewChangedEventListener

Field Summary

Fields

Modifier and Type	Field	Description
protected InternalFactHandle	factHandle
protected TupleImpl	leftTuple
protected QueryElementNode	node
protected boolean	tupleMemoryEnabled
protected int[]	variables

Constructor Summary

Constructors

Constructor	Description
UnificationNodeViewChangedEventListener(TupleImpl leftTuple, int[] variables, QueryElementNode node, boolean tupleMemoryEnabled)

Method Summary

Modifier and Type	Method	Description
protected QueryElementFactHandle	createQueryResultHandle(PropagationContext context, ReteEvaluator reteEvaluator, Object[] objects)
protected RightTuple	createResultRightTuple(QueryElementFactHandle resultHandle, LeftTuple resultLeftTuple, boolean open)
InternalFactHandle	getFactHandle()
TupleImpl	getLeftTuple()
List<?>	getResults()
void	rowAdded(RuleImpl rule, TupleImpl resultLeftTuple, ReteEvaluator reteEvaluator)
void	rowRemoved(RuleImpl rule, TupleImpl resultLeftTuple, ReteEvaluator reteEvaluator)
void	rowUpdated(RuleImpl rule, TupleImpl resultLeftTuple, ReteEvaluator reteEvaluator)
void	setFactHandle(InternalFactHandle factHandle)
void	setVariables(int[] variables)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

leftTuple

protected TupleImpl leftTuple

node

protected QueryElementNode node

factHandle

protected InternalFactHandle factHandle

variables

protected int[] variables

tupleMemoryEnabled

protected boolean tupleMemoryEnabled

Constructor Details

UnificationNodeViewChangedEventListener

public UnificationNodeViewChangedEventListener(TupleImpl leftTuple,
 int[] variables,
 QueryElementNode node,
 boolean tupleMemoryEnabled)

Method Details

getFactHandle

public InternalFactHandle getFactHandle()

setFactHandle

public void setFactHandle(InternalFactHandle factHandle)

setVariables

public void setVariables(int[] variables)

rowAdded

public void rowAdded(RuleImpl rule,
 TupleImpl resultLeftTuple,
 ReteEvaluator reteEvaluator)

Specified by:

rowAdded in interface InternalViewChangedEventListener

createResultRightTuple

protected RightTuple createResultRightTuple(QueryElementFactHandle resultHandle,
 LeftTuple resultLeftTuple,
 boolean open)

createQueryResultHandle

protected QueryElementFactHandle createQueryResultHandle(PropagationContext context,
 ReteEvaluator reteEvaluator,
 Object[] objects)

rowRemoved

public void rowRemoved(RuleImpl rule,
 TupleImpl resultLeftTuple,
 ReteEvaluator reteEvaluator)

Specified by:

rowRemoved in interface InternalViewChangedEventListener

rowUpdated

public void rowUpdated(RuleImpl rule,
 TupleImpl resultLeftTuple,
 ReteEvaluator reteEvaluator)

Specified by:

rowUpdated in interface InternalViewChangedEventListener

getResults

public List<?> getResults()

Specified by:

getResults in interface InternalViewChangedEventListener

getLeftTuple

public TupleImpl getLeftTuple()