Class ConstantNode

java.lang.Object

tools.refinery.interpreter.rete.network.BaseNode

tools.refinery.interpreter.rete.network.StandardNode

tools.refinery.interpreter.rete.misc.ConstantNode

All Implemented Interfaces:

NetworkStructureChangeSensitiveNode, Node, Supplier

public class ConstantNode
extends StandardNode

Node that always contains a single constant Tuple

Field Summary

Fields

Modifier and Type	Field	Description
protected Tuple	constant

Fields inherited from class StandardNode

childMailboxes, children

Fields inherited from class BaseNode

nodeId, reteContainer, tag, traceInfos

Constructor Summary

Constructors

Constructor	Description
ConstantNode(ReteContainer reteContainer, Tuple constant)

Method Summary

Modifier and Type	Method	Description
void	pullInto(Collection<Tuple> collector, boolean flush)	Pulls the contents of this object in this particular moment into a target collection.
void	pullIntoWithTimeline(Map<Tuple, Timeline<Timestamp>> collector, boolean flush)

Methods inherited from class StandardNode

appendChild, constructIndex, getChildMailboxes, getPulledContents, getReceivers, issueError, networkStructureChanged, propagateUpdate, removeChild

Methods inherited from class BaseNode

acceptPropagatedTraceInfo, assignTraceInfo, getContainer, getNodeId, getTag, getTraceInfoPatternsEnumerated, getTraceInfos, setTag, toString, toStringCore

Methods inherited from class Object

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

Methods inherited from interface Node

acceptPropagatedTraceInfo, assignTraceInfo, getCommunicationTracker, getContainer, getNodeId, getTag, getTraceInfos, setTag

Methods inherited from interface Supplier

getPulledContents

Field Details

constant

protected Tuple constant

Constructor Details

ConstantNode

public ConstantNode(ReteContainer reteContainer,
 Tuple constant)

Parameters:

constant - will be wrapped using IQueryRuntimeContext.wrapTuple(Tuple)

Method Details

pullInto

public void pullInto(Collection<Tuple> collector,
 boolean flush)

Description copied from interface: Supplier

Pulls the contents of this object in this particular moment into a target collection.

Parameters:

flush - if true, flushing of messages is allowed during the pull, otherwise flushing is not allowed

pullIntoWithTimeline

public void pullIntoWithTimeline(Map<Tuple, Timeline<Timestamp>> collector,
 boolean flush)