org.eclipse.viatra.query.runtime.rete.misc

Class ConstantNode

java.lang.Object

org.eclipse.viatra.query.runtime.rete.network.BaseNode

org.eclipse.viatra.query.runtime.rete.network.StandardNode

org.eclipse.viatra.query.runtime.rete.misc.ConstantNode

All Implemented Interfaces:

Node, Supplier

public class ConstantNode
extends StandardNode

Node that always contains a single constant Tuple

Field Summary

Fields

Modifier and Type	Field and Description
protected Tuple	constant

Fields inherited from class org.eclipse.viatra.query.runtime.rete.network.StandardNode

children

Fields inherited from class org.eclipse.viatra.query.runtime.rete.network.BaseNode

nodeId, reteContainer, tag, traceInfos

Constructor Summary

Constructors

Constructor and Description
ConstantNode(ReteContainer reteContainer, Tuple constant)

Method Summary

Modifier and Type	Method and Description
void	pullInto(java.util.Collection<Tuple> collector) pulls the contents of this object in this particular moment into a target collection

Methods inherited from class org.eclipse.viatra.query.runtime.rete.network.StandardNode

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

Methods inherited from class org.eclipse.viatra.query.runtime.rete.network.BaseNode

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.viatra.query.runtime.rete.network.Node

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

Field Detail

constant

protected Tuple constant

Constructor Detail

ConstantNode

public ConstantNode(ReteContainer reteContainer,
                    Tuple constant)

Parameters:

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

Method Detail

pullInto

public void pullInto(java.util.Collection<Tuple> collector)

Description copied from interface: Supplier

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