Package org.drools.core.reteoo

Class EvalConditionNode

java.lang.Object

org.drools.core.common.BaseNode

org.drools.core.reteoo.LeftTupleSource

org.drools.core.reteoo.EvalConditionNode

All Implemented Interfaces:

Serializable, NetworkNode, MemoryFactory<EvalConditionNode.EvalMemory>, LeftTupleNode, LeftTupleSink, LeftTupleSinkNode, Sink

public class EvalConditionNode
extends LeftTupleSource
implements LeftTupleSinkNode, MemoryFactory<EvalConditionNode.EvalMemory>

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	EvalConditionNode.EvalMemory
static class	EvalConditionNode.RuleKey

Field Summary

Fields

Modifier and Type	Field	Description
protected EvalCondition	condition	The semantic Test.
protected boolean	tupleMemoryEnabled

Fields inherited from class org.drools.core.reteoo.LeftTupleSource

leftDeclaredMask, leftInferredMask, leftInput, leftNegativeMask, sink

Fields inherited from class org.drools.core.common.BaseNode

associations, hashcode, id, memoryId, partitionId

Constructor Summary

Constructors

Constructor	Description
EvalConditionNode()
EvalConditionNode(int id, LeftTupleSource tupleSource, EvalCondition eval, BuildContext context)

Method Summary

Modifier and Type	Method	Description
void	addAssociation(BuildContext context, Rule rule)
EvalConditionNode.EvalMemory	createMemory(RuleBaseConfiguration config, ReteEvaluator reteEvaluator)
void	doAttach(BuildContext context)
protected boolean	doRemove(RuleRemovalContext context, ReteooBuilder builder)	Removes the node from the network.
boolean	equals(Object object)
EvalCondition	getCondition()	Retrieve the Test associated with this node.
LeftTupleSinkNode	getNextLeftTupleSinkNode()	Returns the next node
ObjectTypeNode	getObjectTypeNode()
LeftTupleSinkNode	getPreviousLeftTupleSinkNode()	Returns the previous node
int	getType()
protected void	initInferredMask(LeftTupleSource leftInput)
boolean	isLeftTupleMemoryEnabled()
void	networkUpdated(UpdateContext updateContext)	A method that is called for all nodes whose network below them changed, after the change is complete, providing them with an opportunity for state update
boolean	removeAssociation(Rule rule, RuleRemovalContext context)	Removes the association to the given rule from the associations map.
void	setNextLeftTupleSinkNode(LeftTupleSinkNode next)	Sets the next node
void	setPreviousLeftTupleSinkNode(LeftTupleSinkNode previous)	Sets the previous node
String	toString()	Produce a debug string.

Methods inherited from class org.drools.core.reteoo.LeftTupleSource

addTupleSink, addTupleSink, addTupleSink, getFirstLeftTupleSinkIgnoreRemoving, getLeftDeclaredMask, getLeftInferredMask, getLeftInputOtnId, getLeftInputPattern, getLeftNegativeMask, getLeftTupleSource, getObjectCount, getObjectType, getObjectTypeForPropertyReactivity, getPathIndex, getSinkPropagator, initDeclaredMask, initMasks, isInUse, removeTupleSink, setLeftInferredMask, setLeftInputOtnId, setLeftListenedProperties, setLeftTupleSource, setNodeConstraintsPropertyReactiveMask, setObjectCount, setPartitionIdWithSinks, setSourcePartitionId, setSourcePartitionId

Methods inherited from class org.drools.core.common.BaseNode

addAssociatedTerminal, addAssociation, attach, getAssociatedRules, getAssociatedTerminalsSize, getAssociationsSize, getId, getMemoryId, getPartitionId, getSinks, hasAssociatedTerminal, hashCode, initMemoryId, isAssociatedWith, isStreamMode, remove, removeAssociatedTerminal, setId, setPartitionId, setStreamMode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.drools.core.reteoo.LeftTupleNode

getLeftTupleSource, getObjectCount, getPathIndex, getSinkPropagator, setObjectCount

Methods inherited from interface org.drools.core.reteoo.LeftTupleSink

getLeftInferredMask, getLeftInputOtnId, setLeftInputOtnId, setPartitionIdWithSinks

Methods inherited from interface org.drools.core.common.MemoryFactory

getMemoryId

Methods inherited from interface org.drools.base.common.NetworkNode

addAssociatedTerminal, getAssociatedRules, getAssociatedTerminalsSize, getId, getPartitionId, getSinks, hasAssociatedTerminal, isAssociatedWith, isRightInputIsRiaNode, removeAssociatedTerminal

Field Details

condition

protected EvalCondition condition

The semantic Test.

tupleMemoryEnabled

protected boolean tupleMemoryEnabled

Constructor Details

EvalConditionNode

public EvalConditionNode()

EvalConditionNode

public EvalConditionNode(int id,
 LeftTupleSource tupleSource,
 EvalCondition eval,
 BuildContext context)

Method Details

doAttach

public void doAttach(BuildContext context)

Overrides:

doAttach in class BaseNode

networkUpdated

public void networkUpdated(UpdateContext updateContext)

Description copied from class: BaseNode

A method that is called for all nodes whose network below them changed, after the change is complete, providing them with an opportunity for state update

Specified by:

networkUpdated in class BaseNode

initInferredMask

protected void initInferredMask(LeftTupleSource leftInput)

Overrides:

initInferredMask in class LeftTupleSource

getCondition

public EvalCondition getCondition()

Retrieve the Test associated with this node.

Returns:

The Test.

toString

public String toString()

Produce a debug string.

Overrides:

toString in class BaseNode

Returns:

The debug string.

equals

public boolean equals(Object object)

Overrides:

equals in class Object

createMemory

public EvalConditionNode.EvalMemory createMemory(RuleBaseConfiguration config,
 ReteEvaluator reteEvaluator)

Specified by:

createMemory in interface MemoryFactory<EvalConditionNode.EvalMemory>

isLeftTupleMemoryEnabled

public boolean isLeftTupleMemoryEnabled()

Specified by:

isLeftTupleMemoryEnabled in interface LeftTupleSink

Specified by:

isLeftTupleMemoryEnabled in class LeftTupleSource

getNextLeftTupleSinkNode

public LeftTupleSinkNode getNextLeftTupleSinkNode()

Returns the next node

Specified by:

getNextLeftTupleSinkNode in interface LeftTupleSinkNode

Returns:

The next TupleSinkNode

setNextLeftTupleSinkNode

public void setNextLeftTupleSinkNode(LeftTupleSinkNode next)

Sets the next node

Specified by:

setNextLeftTupleSinkNode in interface LeftTupleSinkNode

Parameters:

next - The next TupleSinkNode

getPreviousLeftTupleSinkNode

public LeftTupleSinkNode getPreviousLeftTupleSinkNode()

Returns the previous node

Specified by:

getPreviousLeftTupleSinkNode in interface LeftTupleSinkNode

Returns:

The previous TupleSinkNode

setPreviousLeftTupleSinkNode

public void setPreviousLeftTupleSinkNode(LeftTupleSinkNode previous)

Sets the previous node

Specified by:

setPreviousLeftTupleSinkNode in interface LeftTupleSinkNode

Parameters:

previous - The previous TupleSinkNode

getType

public int getType()

Specified by:

getType in interface NetworkNode

Specified by:

getType in class LeftTupleSource

getObjectTypeNode

public ObjectTypeNode getObjectTypeNode()

Specified by:

getObjectTypeNode in class BaseNode

doRemove

protected boolean doRemove(RuleRemovalContext context,
 ReteooBuilder builder)

Description copied from class: BaseNode

Removes the node from the network. Usually from the parent ObjectSource or TupleSource

Specified by:

doRemove in class BaseNode

addAssociation

public void addAssociation(BuildContext context,
 Rule rule)

Overrides:

addAssociation in class BaseNode

removeAssociation

public boolean removeAssociation(Rule rule,
 RuleRemovalContext context)

Description copied from class: BaseNode

Removes the association to the given rule from the associations map.

Overrides:

removeAssociation in class BaseNode