org.drools.core.reteoo
Class JoinNode

java.lang.Object
  org.drools.core.common.BaseNode
      org.drools.core.reteoo.LeftTupleSource
          org.drools.core.reteoo.BetaNode
              org.drools.core.reteoo.JoinNode

All Implemented Interfaces:

Externalizable, Serializable, MemoryFactory, NetworkNode, LeftTupleSink, LeftTupleSinkNode, ObjectSink, ObjectSinkNode, RightTupleSink, Sink

public class JoinNode
extends BetaNode

See Also:

Serialized Form

Field Summary

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

concurrentRightTupleMemory, constraints, indexedUnificationJoin, log, objectMemory, rightInput, tupleMemoryEnabled

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

leftInput, sink

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

associations, id, partitionId, partitionsEnabled, streamMode

Constructor Summary

JoinNode()

JoinNode(int id, LeftTupleSource leftInput, ObjectSource rightInput, BetaConstraints binder, BuildContext context)

Method Summary

void	assertLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory) Assert a new ReteTuple.
void	assertRightTuple(RightTuple rightTuple, PropagationContext context, InternalWorkingMemory workingMemory)
LeftTuple	createLeftTuple(InternalFactHandle factHandle, LeftTuple leftTuple, LeftTupleSink sink)
LeftTuple	createLeftTuple(InternalFactHandle factHandle, LeftTupleSink sink, boolean leftTupleMemoryEnabled)
LeftTuple	createLeftTuple(LeftTuple leftTuple, LeftTupleSink sink, PropagationContext pctx, boolean leftTupleMemoryEnabled)
LeftTuple	createLeftTuple(LeftTuple leftTuple, RightTuple rightTuple, LeftTuple currentLeftChild, LeftTuple currentRightChild, LeftTupleSink sink, boolean leftTupleMemoryEnabled)
LeftTuple	createLeftTuple(LeftTuple leftTuple, RightTuple rightTuple, LeftTupleSink sink)
LeftTuple	createPeer(LeftTuple original)
short	getType()
void	modifyLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory)
void	modifyRightTuple(RightTuple rightTuple, PropagationContext context, InternalWorkingMemory workingMemory)
protected void	propagateFromLeft(RightTuple rightTuple, LeftTuple leftTuple, ContextEntry[] contextEntry, boolean useLeftMemory, PropagationContext context, InternalWorkingMemory workingMemory)
protected void	propagateFromRight(RightTuple rightTuple, LeftTuple leftTuple, BetaMemory memory, PropagationContext context, InternalWorkingMemory workingMemory)
protected LeftTuple	propagateOrModifyFromLeft(RightTuple rightTuple, LeftTuple leftTuple, LeftTuple childLeftTuple, ContextEntry[] contextEntry, PropagationContext context, InternalWorkingMemory workingMemory)
protected LeftTuple	propagateOrModifyFromRight(RightTuple rightTuple, LeftTuple leftTuple, LeftTuple childLeftTuple, BetaMemory memory, PropagationContext context, InternalWorkingMemory workingMemory)
void	retractLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory)
void	retractRightTuple(RightTuple rightTuple, PropagationContext pctx, InternalWorkingMemory wm)
String	toString()
void	updateSink(LeftTupleSink sink, PropagationContext context, InternalWorkingMemory workingMemory)
void	updateSinkPhreak(LeftTupleSink sink, PropagationContext context, InternalWorkingMemory workingMemory)

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

assertObject, attach, byPassModifyToBetaNode, createMemory, createRightTuple, doCollectAncestors, doDeleteRightTuple, doRemove, doUpdateRightTuple, dumpMemory, equals, getBetaMemory, getBetaMemoryFromRightInput, getConstraints, getFirstLeftTuple, getFirstLeftTuple, getFirstRightTuple, getFirstRightTuple, getLeftIterator, getLeftTupleSource, getNextLeftTupleSinkNode, getNextObjectSinkNode, getObjectTypeNode, getPreviousLeftTupleSinkNode, getPreviousObjectSinkNode, getRawConstraints, getRightDeclaredMask, getRightInferredMask, getRightInput, getRightInputOtnId, getRightIterator, getRightIterator, getRightNegativeMask, getRules, hashCode, initDeclaredMask, initInferredMask, initInferredMask, isConcurrentRightTupleMemory, isIndexedUnificationJoin, isLeftTupleMemoryEnabled, isObjectMemoryEnabled, isRightInputIsRiaNode, isUnlinkingEnabled, modifyObject, networkUpdated, readExternal, setConcurrentRightTupleMemory, setConstraints, setLeftListenedProperties, setLeftTupleMemoryEnabled, setNextLeftTupleSinkNode, setNextObjectSinkNode, setObjectMemoryEnabled, setPreviousLeftTupleSinkNode, setPreviousObjectSinkNode, setRightDeclaredMask, setRightInputOtnId, setUnificationJoin, setUnlinkingEnabled, unwrapRightInput, writeExternal

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

addTupleSink, addTupleSink, addTupleSink, doModifyLeftTuple, getLeftDeclaredMask, getLeftInferredMask, getLeftInputOtnId, getLeftNegativeMask, getObjectType, getSinkPropagator, initMasks, isInUse, modifyLeftTuple, removeTupleSink, setLeftInferredMask, setLeftInputOtnId, setLeftTupleSource

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

addAssociation, attach, collectAncestors, getAssociations, getId, getPartitionId, isStreamMode, remove, removeAssociation, setId, setPartitionId

Methods inherited from class java.lang.Object

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

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

getLeftInferredMask, getLeftInputOtnId, modifyLeftTuple, setLeftInputOtnId

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

getAssociations, getId, getPartitionId

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

getId

Constructor Detail

JoinNode

public JoinNode()

JoinNode

public JoinNode(int id,
                LeftTupleSource leftInput,
                ObjectSource rightInput,
                BetaConstraints binder,
                BuildContext context)

Method Detail

assertLeftTuple

public void assertLeftTuple(LeftTuple leftTuple,
                            PropagationContext context,
                            InternalWorkingMemory workingMemory)

Description copied from interface: LeftTupleSink

Assert a new ReteTuple.

Parameters:

leftTuple - The ReteTuple to propagate.

context - The PropagationContext of the WorkingMemory action

workingMemory - the WorkingMemory session.

assertRightTuple

public void assertRightTuple(RightTuple rightTuple,
                             PropagationContext context,
                             InternalWorkingMemory workingMemory)

Specified by:

assertRightTuple in class BetaNode

propagateFromRight

protected void propagateFromRight(RightTuple rightTuple,
                                  LeftTuple leftTuple,
                                  BetaMemory memory,
                                  PropagationContext context,
                                  InternalWorkingMemory workingMemory)

propagateFromLeft

protected void propagateFromLeft(RightTuple rightTuple,
                                 LeftTuple leftTuple,
                                 ContextEntry[] contextEntry,
                                 boolean useLeftMemory,
                                 PropagationContext context,
                                 InternalWorkingMemory workingMemory)

retractRightTuple

public void retractRightTuple(RightTuple rightTuple,
                              PropagationContext pctx,
                              InternalWorkingMemory wm)

retractLeftTuple

public void retractLeftTuple(LeftTuple leftTuple,
                             PropagationContext context,
                             InternalWorkingMemory workingMemory)

modifyRightTuple

public void modifyRightTuple(RightTuple rightTuple,
                             PropagationContext context,
                             InternalWorkingMemory workingMemory)

propagateOrModifyFromRight

protected LeftTuple propagateOrModifyFromRight(RightTuple rightTuple,
                                               LeftTuple leftTuple,
                                               LeftTuple childLeftTuple,
                                               BetaMemory memory,
                                               PropagationContext context,
                                               InternalWorkingMemory workingMemory)

modifyLeftTuple

public void modifyLeftTuple(LeftTuple leftTuple,
                            PropagationContext context,
                            InternalWorkingMemory workingMemory)

propagateOrModifyFromLeft

protected LeftTuple propagateOrModifyFromLeft(RightTuple rightTuple,
                                              LeftTuple leftTuple,
                                              LeftTuple childLeftTuple,
                                              ContextEntry[] contextEntry,
                                              PropagationContext context,
                                              InternalWorkingMemory workingMemory)

updateSink

public void updateSink(LeftTupleSink sink,
                       PropagationContext context,
                       InternalWorkingMemory workingMemory)

Specified by:

updateSink in class LeftTupleSource

updateSinkPhreak

public void updateSinkPhreak(LeftTupleSink sink,
                             PropagationContext context,
                             InternalWorkingMemory workingMemory)

getType

public short getType()

Specified by:

getType in interface NetworkNode

Specified by:

getType in interface LeftTupleSink

Specified by:

getType in interface RightTupleSink

Specified by:

getType in class LeftTupleSource

toString

public String toString()

Overrides:

toString in class BetaNode

createPeer

public LeftTuple createPeer(LeftTuple original)

Specified by:

createPeer in interface LeftTupleSink

Specified by:

createPeer in class LeftTupleSource

createLeftTuple

public LeftTuple createLeftTuple(InternalFactHandle factHandle,
                                 LeftTupleSink sink,
                                 boolean leftTupleMemoryEnabled)

createLeftTuple

public LeftTuple createLeftTuple(InternalFactHandle factHandle,
                                 LeftTuple leftTuple,
                                 LeftTupleSink sink)

createLeftTuple

public LeftTuple createLeftTuple(LeftTuple leftTuple,
                                 LeftTupleSink sink,
                                 PropagationContext pctx,
                                 boolean leftTupleMemoryEnabled)

createLeftTuple

public LeftTuple createLeftTuple(LeftTuple leftTuple,
                                 RightTuple rightTuple,
                                 LeftTupleSink sink)

createLeftTuple

public LeftTuple createLeftTuple(LeftTuple leftTuple,
                                 RightTuple rightTuple,
                                 LeftTuple currentLeftChild,
                                 LeftTuple currentRightChild,
                                 LeftTupleSink sink,
                                 boolean leftTupleMemoryEnabled)