Package org.drools.core.rule

Class VariableRestriction.VariableContextEntry

java.lang.Object

org.drools.core.rule.VariableRestriction.VariableContextEntry

All Implemented Interfaces:

Externalizable, Serializable, ContextEntry

Direct Known Subclasses:

VariableRestriction.BooleanVariableContextEntry, VariableRestriction.CharVariableContextEntry, VariableRestriction.DoubleVariableContextEntry, VariableRestriction.LongVariableContextEntry, VariableRestriction.ObjectVariableContextEntry, VariableRestriction.TemporalVariableContextEntry, VariableRestriction.TimestampedContextEntry

Enclosing class:

VariableRestriction

public abstract static class VariableRestriction.VariableContextEntry
extends Object
implements ContextEntry

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
Declaration	declaration
ContextEntry	entry
Evaluator	evaluator
InternalReadAccessor	extractor
boolean	leftNull
Object	object
boolean	rightNull
Tuple	tuple
InternalWorkingMemory	workingMemory

Constructor Summary

Constructors

Constructor	Description
VariableContextEntry()
VariableContextEntry(InternalReadAccessor extractor, Declaration declaration, Evaluator evaluator)

Method Summary

Modifier and Type	Method	Description
InternalReadAccessor	getFieldExtractor()
ContextEntry	getNext()
Object	getObject()
Tuple	getTuple()
Declaration	getVariableDeclaration()
boolean	isLeftNull()
boolean	isRightNull()
void	readExternal(ObjectInput in)
void	resetFactHandle()
void	resetTuple()
void	setNext(ContextEntry entry)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.drools.core.rule.ContextEntry

updateFromFactHandle, updateFromTuple

Field Detail

extractor

public InternalReadAccessor extractor

evaluator

public Evaluator evaluator

object

public Object object

declaration

public Declaration declaration

tuple

public Tuple tuple

entry

public ContextEntry entry

leftNull

public boolean leftNull

rightNull

public boolean rightNull

workingMemory

public InternalWorkingMemory workingMemory

Constructor Detail

VariableContextEntry

public VariableContextEntry()

VariableContextEntry

public VariableContextEntry(InternalReadAccessor extractor,
                            Declaration declaration,
                            Evaluator evaluator)

Method Detail

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

getNext

public ContextEntry getNext()

Specified by:

getNext in interface ContextEntry

setNext

public void setNext(ContextEntry entry)

Specified by:

setNext in interface ContextEntry

getFieldExtractor

public InternalReadAccessor getFieldExtractor()

getObject

public Object getObject()

getTuple

public Tuple getTuple()

getVariableDeclaration

public Declaration getVariableDeclaration()

isLeftNull

public boolean isLeftNull()

isRightNull

public boolean isRightNull()

resetTuple

public void resetTuple()

Specified by:

resetTuple in interface ContextEntry

resetFactHandle

public void resetFactHandle()

Specified by:

resetFactHandle in interface ContextEntry