Class FedXZeroLengthPath
java.lang.Object
org.eclipse.rdf4j.query.algebra.AbstractQueryModelNode
org.eclipse.rdf4j.query.algebra.ZeroLengthPath
org.eclipse.rdf4j.federated.algebra.FedXZeroLengthPath
- All Implemented Interfaces:
Serializable
,Cloneable
,QueryRef
,QueryModelNode
,TupleExpr
,VariableScopeChange
A specialization of
ZeroLengthPath
that keeps track of QueryInfo
and statement sources.- Author:
- Andreas Schwarte
- See Also:
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Constructor Summary
ConstructorDescriptionFedXZeroLengthPath
(StatementPattern.Scope scope, Var subjVar, Var objVar, Var conVar, QueryInfo queryInfo, List<StatementSource> statementSources) -
Method Summary
Modifier and TypeMethodDescriptionRetrieve the attached query information of the tuple expressionMethods inherited from class org.eclipse.rdf4j.query.algebra.ZeroLengthPath
clone, equals, getAssuredBindingNames, getBindingNames, getContextVar, getObjectVar, getOrder, getScope, getSignature, getSubjectVar, getSupportedOrders, getVarList, getVars, hashCode, replaceChildNode, setContextVar, setObjectVar, setOrder, setScope, setSubjectVar, visit, visitChildren
Methods inherited from class org.eclipse.rdf4j.query.algebra.AbstractQueryModelNode
getCardinality, getCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getTotalTimeNanosActual, isCardinalitySet, isVariableScopeChange, nullEquals, replaceNodeInList, replaceWith, resetCardinality, setCardinality, setCostEstimate, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, setVariableScopeChange, shouldCacheCardinality, toString
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.eclipse.rdf4j.query.algebra.QueryModelNode
getCostEstimate, getParentNode, getResultSizeActual, getResultSizeEstimate, getTotalTimeNanosActual, replaceWith, setCostEstimate, setParentNode, setResultSizeActual, setResultSizeEstimate, setTotalTimeNanosActual, toString
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Constructor Details
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FedXZeroLengthPath
public FedXZeroLengthPath(StatementPattern.Scope scope, Var subjVar, Var objVar, Var conVar, QueryInfo queryInfo, List<StatementSource> statementSources)
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Method Details
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getStatementSources
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getQueryInfo
Description copied from interface:QueryRef
Retrieve the attached query information of the tuple expression- Specified by:
getQueryInfo
in interfaceQueryRef
- Returns:
- the
QueryInfo
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