Class FedXZeroLengthPath
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.AbstractQueryModelNode
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- org.eclipse.rdf4j.query.algebra.ZeroLengthPath
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- org.eclipse.rdf4j.federated.algebra.FedXZeroLengthPath
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- All Implemented Interfaces:
Serializable
,Cloneable
,QueryRef
,QueryModelNode
,TupleExpr
,VariableScopeChange
public class FedXZeroLengthPath extends ZeroLengthPath implements QueryRef
A specialization ofZeroLengthPath
that keeps track ofQueryInfo
and statement sources.- Author:
- Andreas Schwarte
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description FedXZeroLengthPath(StatementPattern.Scope scope, Var subjVar, Var objVar, Var conVar, QueryInfo queryInfo, List<StatementSource> statementSources)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description QueryInfo
getQueryInfo()
Retrieve the attached query information of the tuple expressionList<StatementSource>
getStatementSources()
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Methods 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
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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
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
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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 Detail
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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 Detail
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getStatementSources
public List<StatementSource> getStatementSources()
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getQueryInfo
public QueryInfo 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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