org.drools.reteoo.nodes
Class ReteFromNode

java.lang.Object
  org.drools.core.common.BaseNode
      org.drools.core.reteoo.LeftTupleSource
          org.drools.core.reteoo.FromNode
              org.drools.reteoo.nodes.ReteFromNode

All Implemented Interfaces:

Externalizable, Serializable, org.drools.core.common.MemoryFactory, org.drools.core.common.NetworkNode, org.drools.core.reteoo.LeftTupleSink, org.drools.core.reteoo.LeftTupleSinkNode, org.drools.core.reteoo.Sink

public class ReteFromNode
extends org.drools.core.reteoo.FromNode

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.drools.core.reteoo.FromNode

org.drools.core.reteoo.FromNode.FromMemory

Field Summary

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

alphaConstraints, betaConstraints, dataProvider, from, nextTupleSinkNode, previousTupleSinkNode, resultClass, 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

ReteFromNode()

ReteFromNode(int id, org.drools.core.spi.DataProvider dataProvider, org.drools.core.reteoo.LeftTupleSource tupleSource, org.drools.core.spi.AlphaNodeFieldConstraint[] constraints, org.drools.core.common.BetaConstraints binder, boolean tupleMemoryEnabled, org.drools.core.reteoo.builder.BuildContext context, org.drools.core.rule.From from)

Method Summary

void	assertLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)
void	attach(org.drools.core.reteoo.builder.BuildContext context)
protected void	checkConstraintsAndPropagate(org.drools.core.reteoo.LeftTuple leftTuple, org.drools.core.reteoo.RightTuple rightTuple, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory, org.drools.core.reteoo.FromNode.FromMemory memory, boolean useLeftMemory)
protected void	doCollectAncestors(org.drools.core.reteoo.NodeSet nodeSet)
protected void	doRemove(org.drools.core.reteoo.RuleRemovalContext context, org.drools.core.reteoo.ReteooBuilder builder, org.drools.core.common.InternalWorkingMemory[] workingMemories)
void	modifyLeftTuple(org.drools.core.common.InternalFactHandle factHandle, org.drools.core.reteoo.ModifyPreviousTuples modifyPreviousTuples, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)
void	modifyLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)
void	retractLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)
protected void	retractMatch(org.drools.core.reteoo.LeftTuple leftTuple, org.drools.core.reteoo.RightTuple rightTuple, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)
void	updateSink(org.drools.core.reteoo.LeftTupleSink sink, org.drools.core.spi.PropagationContext context, org.drools.core.common.InternalWorkingMemory workingMemory)

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

addToCreatedHandlesMap, createLeftTuple, createLeftTuple, createLeftTuple, createLeftTuple, createLeftTuple, createMemory, createPeer, createRightTuple, getAlphaConstraints, getBetaConstraints, getDataProvider, getLeftTupleSource, getNextLeftTupleSinkNode, getObjectTypeNode, getPreviousLeftTupleSinkNode, getResultClass, getType, isLeftTupleMemoryEnabled, networkUpdated, newRightTuple, readExternal, setLeftTupleMemoryEnabled, setNextLeftTupleSinkNode, setPreviousLeftTupleSinkNode, writeExternal

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

addTupleSink, addTupleSink, addTupleSink, getLeftDeclaredMask, getLeftInferredMask, getLeftInputOtnId, getLeftNegativeMask, getObjectType, getSinkPropagator, initDeclaredMask, initInferredMask, initMasks, isInUse, removeTupleSink, setLeftInferredMask, setLeftInputOtnId, setLeftListenedProperties, setLeftTupleSource

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

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

Methods inherited from class java.lang.Object

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

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

getLeftInferredMask, getLeftInputOtnId, 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

ReteFromNode

public ReteFromNode()

ReteFromNode

public ReteFromNode(int id,
                    org.drools.core.spi.DataProvider dataProvider,
                    org.drools.core.reteoo.LeftTupleSource tupleSource,
                    org.drools.core.spi.AlphaNodeFieldConstraint[] constraints,
                    org.drools.core.common.BetaConstraints binder,
                    boolean tupleMemoryEnabled,
                    org.drools.core.reteoo.builder.BuildContext context,
                    org.drools.core.rule.From from)

Method Detail

modifyLeftTuple

public void modifyLeftTuple(org.drools.core.common.InternalFactHandle factHandle,
                            org.drools.core.reteoo.ModifyPreviousTuples modifyPreviousTuples,
                            org.drools.core.spi.PropagationContext context,
                            org.drools.core.common.InternalWorkingMemory workingMemory)

Specified by:

modifyLeftTuple in interface org.drools.core.reteoo.LeftTupleSink

Overrides:

modifyLeftTuple in class org.drools.core.reteoo.FromNode

assertLeftTuple

public void assertLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple,
                            org.drools.core.spi.PropagationContext context,
                            org.drools.core.common.InternalWorkingMemory workingMemory)

Specified by:

assertLeftTuple in interface org.drools.core.reteoo.LeftTupleSink

Overrides:

assertLeftTuple in class org.drools.core.reteoo.FromNode

modifyLeftTuple

public void modifyLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple,
                            org.drools.core.spi.PropagationContext context,
                            org.drools.core.common.InternalWorkingMemory workingMemory)

Specified by:

modifyLeftTuple in interface org.drools.core.reteoo.LeftTupleSink

Overrides:

modifyLeftTuple in class org.drools.core.reteoo.FromNode

checkConstraintsAndPropagate

protected void checkConstraintsAndPropagate(org.drools.core.reteoo.LeftTuple leftTuple,
                                            org.drools.core.reteoo.RightTuple rightTuple,
                                            org.drools.core.spi.PropagationContext context,
                                            org.drools.core.common.InternalWorkingMemory workingMemory,
                                            org.drools.core.reteoo.FromNode.FromMemory memory,
                                            boolean useLeftMemory)

retractMatch

protected void retractMatch(org.drools.core.reteoo.LeftTuple leftTuple,
                            org.drools.core.reteoo.RightTuple rightTuple,
                            org.drools.core.spi.PropagationContext context,
                            org.drools.core.common.InternalWorkingMemory workingMemory)

retractLeftTuple

public void retractLeftTuple(org.drools.core.reteoo.LeftTuple leftTuple,
                             org.drools.core.spi.PropagationContext context,
                             org.drools.core.common.InternalWorkingMemory workingMemory)

Specified by:

retractLeftTuple in interface org.drools.core.reteoo.LeftTupleSink

Overrides:

retractLeftTuple in class org.drools.core.reteoo.FromNode

doRemove

protected void doRemove(org.drools.core.reteoo.RuleRemovalContext context,
                        org.drools.core.reteoo.ReteooBuilder builder,
                        org.drools.core.common.InternalWorkingMemory[] workingMemories)

Overrides:

doRemove in class org.drools.core.reteoo.FromNode

doCollectAncestors

protected void doCollectAncestors(org.drools.core.reteoo.NodeSet nodeSet)

Overrides:

doCollectAncestors in class org.drools.core.reteoo.FromNode

updateSink

public void updateSink(org.drools.core.reteoo.LeftTupleSink sink,
                       org.drools.core.spi.PropagationContext context,
                       org.drools.core.common.InternalWorkingMemory workingMemory)

Overrides:

updateSink in class org.drools.core.reteoo.FromNode

attach

public void attach(org.drools.core.reteoo.builder.BuildContext context)

Overrides:

attach in class org.drools.core.reteoo.FromNode