org.drools.reteoo
Interface LeftTupleSink

All Superinterfaces:

Externalizable, NetworkNode, Serializable, Sink

All Known Subinterfaces:

LeftTupleSinkNode, TerminalNode

All Known Implementing Classes:

AccumulateNode, BetaNode, EvalConditionNode, ExistsNode, FromNode, JoinNode, NotNode, QueryElementNode, QueryTerminalNode, RightInputAdapterNode, RuleTerminalNode

public interface LeftTupleSink
extends Externalizable, Sink

Receiver of propagated ReteTuples from a TupleSource.

See Also:

LeftTupleSource

Method Summary

void	assertLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory) Assert a new ReteTuple.
short	getType()
boolean	isLeftTupleMemoryEnabled()
void	modifyLeftTuple(InternalFactHandle factHandle, ModifyPreviousTuples modifyPreviousTuples, PropagationContext context, InternalWorkingMemory workingMemory)
void	modifyLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory)
void	retractLeftTuple(LeftTuple leftTuple, PropagationContext context, InternalWorkingMemory workingMemory)
void	setLeftTupleMemoryEnabled(boolean tupleMemoryEnabled)

Methods inherited from interface org.drools.common.NetworkNode

getId, getPartitionId

Methods inherited from interface java.io.Externalizable

readExternal, writeExternal

Method Detail

getType

short getType()

assertLeftTuple

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

Assert a new ReteTuple.

Parameters:

leftTuple - The ReteTuple to propagate.

context - The PropagationContext of the WorkingMemory action

workingMemory - the WorkingMemory session.

retractLeftTuple

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

isLeftTupleMemoryEnabled

boolean isLeftTupleMemoryEnabled()

setLeftTupleMemoryEnabled

void setLeftTupleMemoryEnabled(boolean tupleMemoryEnabled)

modifyLeftTuple

void modifyLeftTuple(InternalFactHandle factHandle,
                     ModifyPreviousTuples modifyPreviousTuples,
                     PropagationContext context,
                     InternalWorkingMemory workingMemory)

modifyLeftTuple

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