Package org.drools.core.common

Class EmptyBetaConstraints

java.lang.Object

org.drools.core.common.EmptyBetaConstraints

All Implemented Interfaces:

Externalizable, Serializable, BetaConstraints

public class EmptyBetaConstraints
extends Object
implements BetaConstraints

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
EmptyBetaConstraints()

Method Summary

Modifier and Type	Method	Description
EmptyBetaConstraints	cloneIfInUse()
BetaMemory	createBetaMemory(RuleBaseConfiguration config, short nodeType)
ContextEntry[]	createContext()
boolean	equals(Object object)	Determine if another object is equal to this.
BetaNodeFieldConstraint[]	getConstraints()
int	getIndexCount()
static BetaConstraints	getInstance()
BitMask	getListenedPropertyMask(ObjectType modifiedType, List<String> settableProperties)
BetaConstraints	getOriginalConstraint()
int	hashCode()
void	init(BuildContext context, short betaNodeType)
void	initIndexes(int depth, short betaNodeType, RuleBaseConfiguration config)
boolean	isAllowedCachedLeft(ContextEntry[] context, InternalFactHandle handle)
boolean	isAllowedCachedRight(ContextEntry[] context, Tuple tuple)
boolean	isEmpty()
boolean	isIndexed()
boolean	isLeftUpdateOptimizationAllowed()
void	readExternal(ObjectInput in)
void	registerEvaluationContext(BuildContext buildContext)
void	resetFactHandle(ContextEntry[] context)
void	resetTuple(ContextEntry[] context)
void	updateFromFactHandle(ContextEntry[] context, ReteEvaluator reteEvaluator, InternalFactHandle handle)
void	updateFromTuple(ContextEntry[] context, ReteEvaluator reteEvaluator, Tuple tuple)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyBetaConstraints

public EmptyBetaConstraints()

Method Detail

getInstance

public static BetaConstraints getInstance()

cloneIfInUse

public EmptyBetaConstraints cloneIfInUse()

Specified by:

cloneIfInUse in interface BetaConstraints

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

updateFromTuple

public void updateFromTuple(ContextEntry[] context,
                            ReteEvaluator reteEvaluator,
                            Tuple tuple)

Specified by:

updateFromTuple in interface BetaConstraints

updateFromFactHandle

public void updateFromFactHandle(ContextEntry[] context,
                                 ReteEvaluator reteEvaluator,
                                 InternalFactHandle handle)

Specified by:

updateFromFactHandle in interface BetaConstraints

resetTuple

public void resetTuple(ContextEntry[] context)

Specified by:

resetTuple in interface BetaConstraints

resetFactHandle

public void resetFactHandle(ContextEntry[] context)

Specified by:

resetFactHandle in interface BetaConstraints

isAllowedCachedLeft

public boolean isAllowedCachedLeft(ContextEntry[] context,
                                   InternalFactHandle handle)

Specified by:

isAllowedCachedLeft in interface BetaConstraints

isAllowedCachedRight

public boolean isAllowedCachedRight(ContextEntry[] context,
                                    Tuple tuple)

Specified by:

isAllowedCachedRight in interface BetaConstraints

isIndexed

public boolean isIndexed()

Specified by:

isIndexed in interface BetaConstraints

getIndexCount

public int getIndexCount()

Specified by:

getIndexCount in interface BetaConstraints

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface BetaConstraints

createBetaMemory

public BetaMemory createBetaMemory(RuleBaseConfiguration config,
                                   short nodeType)

Specified by:

createBetaMemory in interface BetaConstraints

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getConstraints

public BetaNodeFieldConstraint[] getConstraints()

Specified by:

getConstraints in interface BetaConstraints

equals

public boolean equals(Object object)

Determine if another object is equal to this.

Overrides:

equals in class Object

Parameters:

object - The object to test.

Returns:

true if object is equal to this, otherwise false.

createContext

public ContextEntry[] createContext()

Specified by:

createContext in interface BetaConstraints

getOriginalConstraint

public BetaConstraints getOriginalConstraint()

Specified by:

getOriginalConstraint in interface BetaConstraints

getListenedPropertyMask

public BitMask getListenedPropertyMask(ObjectType modifiedType,
                                       List<String> settableProperties)

Specified by:

getListenedPropertyMask in interface BetaConstraints

init

public void init(BuildContext context,
                 short betaNodeType)

Specified by:

init in interface BetaConstraints

initIndexes

public void initIndexes(int depth,
                        short betaNodeType,
                        RuleBaseConfiguration config)

Specified by:

initIndexes in interface BetaConstraints

isLeftUpdateOptimizationAllowed

public boolean isLeftUpdateOptimizationAllowed()

Specified by:

isLeftUpdateOptimizationAllowed in interface BetaConstraints

registerEvaluationContext

public void registerEvaluationContext(BuildContext buildContext)

Specified by:

registerEvaluationContext in interface BetaConstraints