Uses of Interface
org.eclipse.rdf4j.query.algebra.QueryModelVisitor

Packages that use QueryModelVisitor

Package	Description
org.eclipse.rdf4j.federated.algebra
org.eclipse.rdf4j.federated.optimizer
org.eclipse.rdf4j.query.algebra	Abstract Query Algebra model.
org.eclipse.rdf4j.query.algebra.evaluation.impl
org.eclipse.rdf4j.query.algebra.evaluation.optimizer
org.eclipse.rdf4j.query.algebra.helpers
org.eclipse.rdf4j.query.algebra.helpers.collectors
org.eclipse.rdf4j.query.parser.sparql	The rdf4j SPARQL 1.1 parser.
org.eclipse.rdf4j.queryrender	This package contains classes for working with RDF4J query objects.
org.eclipse.rdf4j.queryrender.sparql
org.eclipse.rdf4j.queryrender.sparql.experimental	This package contains classes for rendering RDF4J query objects as SPARQL queries.

Uses of QueryModelVisitor in org.eclipse.rdf4j.federated.algebra

Methods in org.eclipse.rdf4j.federated.algebra with parameters of type QueryModelVisitor

Modifier and Type	Method	Description
<X extends Exception> void	BoundFiltersNode.visit(QueryModelVisitor<X> visitor)
static <X extends Exception> void	BoundFiltersNode.visit(QueryModelVisitor<X> visitor, BindingSet boundFilters)
<X extends Exception> void	CheckStatementPattern.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ConjunctiveFilterExpr.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	EmptyStatementPattern.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ExclusiveGroup.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	FedXService.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	FedXStatementPattern.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	FilterExpr.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	HolderNode.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	NJoin.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	NTuple.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	NUnion.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	PassThroughTupleExpr.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	SingleSourceQuery.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	StatementSource.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	BoundFiltersNode.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	CheckStatementPattern.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ConjunctiveFilterExpr.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ExclusiveGroup.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	FedXService.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	FedXStatementPattern.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	FilterExpr.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	HolderNode.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	NTuple.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	PassThroughTupleExpr.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	SingleSourceQuery.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	StatementSource.visitChildren(QueryModelVisitor<X> visitor)

Uses of QueryModelVisitor in org.eclipse.rdf4j.federated.optimizer

Classes in org.eclipse.rdf4j.federated.optimizer that implement QueryModelVisitor

Modifier and Type	Class	Description
class	ExclusiveTupleExprOptimizer	A specialized optimizer which identifies and marks ExclusiveTupleExpr.
class	FilterOptimizer	Filter optimizer to push down FILTER expressions as far as possible.
protected static class	FilterOptimizer.FilterBindingFinder
protected static class	FilterOptimizer.FilterExprInsertVisitor
protected static class	FilterOptimizer.VarFinder
class	GenericInfoOptimizer	Generic optimizer Tasks: - Collect information (hasUnion, hasFilter, hasService) - Collect all statements in a list (for source selection), do not collect SERVICE expressions - Collect all Join arguments and group them in the NJoin structure for easier optimization (flatten)
class	LimitOptimizer	An optimizer that attempts to push upper limits into BGPs of the query.
class	ServiceOptimizer	Optimizer for SERVICE nodes.
class	StatementGroupAndJoinOptimizer	Optimizer with the following tasks: 1.
class	UnionOptimizer	Optimizer to flatten the UNION operations.

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.algebra

Methods in org.eclipse.rdf4j.query.algebra with parameters of type QueryModelVisitor

Modifier and Type	Method	Description
<X extends Exception> void	Add.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	AggregateFunctionCall.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	And.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ArbitraryLengthPath.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Avg.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	BindingSetAssignment.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	BNodeGenerator.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Bound.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Clear.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Coalesce.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Compare.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	CompareAll.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	CompareAny.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Copy.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Count.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Create.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Datatype.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	DeleteData.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	DescribeOperator.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Difference.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Distinct.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	EmptySet.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Exists.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Extension.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ExtensionElem.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Filter.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	FunctionCall.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Group.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	GroupConcat.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	GroupElem.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	If.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	In.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	InsertData.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Intersection.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IRIFunction.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IsBNode.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IsLiteral.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IsNumeric.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IsResource.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	IsURI.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Join.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Label.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Lang.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	LangMatches.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	LeftJoin.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ListMemberOperator.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Load.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	LocalName.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	MathExpr.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Max.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Min.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Modify.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Move.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	MultiProjection.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Namespace.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Not.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Or.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Order.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	OrderElem.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Projection.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ProjectionElem.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ProjectionElemList.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	QueryModelNode.visit(QueryModelVisitor<X> visitor)	Visits this node.
<X extends Exception> void	QueryRoot.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Reduced.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Regex.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	SameTerm.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Sample.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Service.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	SingletonSet.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Slice.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	StatementPattern.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Str.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Sum.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	TripleRef.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	TupleFunctionCall.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Union.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ValueConstant.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ValueExprTripleRef.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Var.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	ZeroLengthPath.visit(QueryModelVisitor<X> visitor)
<X extends Exception> void	Add.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ArbitraryLengthPath.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	BinaryTupleOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	BinaryValueOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	BindingSetAssignment.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	BNodeGenerator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Bound.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Clear.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	CompareSubQueryValueOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Copy.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Create.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	DeleteData.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	EmptySet.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Extension.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ExtensionElem.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Filter.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	FunctionCall.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Group.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	GroupElem.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	If.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	InsertData.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	LeftJoin.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Load.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Modify.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Move.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	MultiProjection.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	NAryValueOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Order.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	OrderElem.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Projection.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ProjectionElem.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ProjectionElemList.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	QueryModelNode.visitChildren(QueryModelVisitor<X> visitor)	Visits the children of this node.
<X extends Exception> void	Regex.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Service.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	SingletonSet.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	StatementPattern.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	SubQueryValueOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	TripleRef.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	TupleFunctionCall.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	UnaryTupleOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	UnaryValueOperator.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ValueConstant.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ValueExprTripleRef.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	Var.visitChildren(QueryModelVisitor<X> visitor)
<X extends Exception> void	ZeroLengthPath.visitChildren(QueryModelVisitor<X> visitor)

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.algebra.evaluation.impl

Classes in org.eclipse.rdf4j.query.algebra.evaluation.impl that implement QueryModelVisitor

Modifier and Type	Class	Description
protected static class	EvaluationStatistics.CardinalityCalculator
protected static class	TupleFunctionEvaluationStatistics.TupleFunctionCardinalityCalculator

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.algebra.evaluation.optimizer

Classes in org.eclipse.rdf4j.query.algebra.evaluation.optimizer that implement QueryModelVisitor

Modifier and Type	Class	Description
protected class	QueryJoinOptimizer.JoinVisitor	This can be extended by subclasses to allow for adjustments to the optimization process.
class	QueryModelNormalizerOptimizer	A query optimizer that (partially) normalizes query models to a canonical form.

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.algebra.helpers

Classes in org.eclipse.rdf4j.query.algebra.helpers that implement QueryModelVisitor

Modifier and Type	Class	Description
class	AbstractQueryModelVisitor<X extends Exception>	Base class for QueryModelVisitors.
class	AbstractSimpleQueryModelVisitor<X extends Exception>	Base class for QueryModelVisitors.
class	QueryModelTreePrinter	QueryModelVisitor implementation that "prints" a tree representation of a query model.
class	QueryModelTreeToGenericPlanNode	Convert TupleExpr (QueryModelNode) to GenericPlanNode for the Query.explain(...) feature.
class	StatementPatternVisitor

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.algebra.helpers.collectors

Classes in org.eclipse.rdf4j.query.algebra.helpers.collectors that implement QueryModelVisitor

Modifier and Type	Class	Description
class	BGPCollector<X extends Exception>	Basic graph pattern collector.
class	StatementPatternCollector	An efficient QueryModelVisitor that collects StatementPattern's from a query model.
class	VarNameCollector	A QueryModelVisitor that collects the names of (non-constant) variables that are used in a query model.

Constructors in org.eclipse.rdf4j.query.algebra.helpers.collectors with parameters of type QueryModelVisitor

Modifier	Constructor	Description
	BGPCollector(QueryModelVisitor<X> visitor)

Uses of QueryModelVisitor in org.eclipse.rdf4j.query.parser.sparql

Classes in org.eclipse.rdf4j.query.parser.sparql that implement QueryModelVisitor

Modifier and Type	Class	Description
class	TripleRefCollector
protected class	TupleExprBuilder.SameTermCollector
protected class	TupleExprBuilder.VarCollector

Uses of QueryModelVisitor in org.eclipse.rdf4j.queryrender

Classes in org.eclipse.rdf4j.queryrender that implement QueryModelVisitor

Modifier and Type	Class	Description
class	BaseTupleExprRenderer	Base class for rendering RDF4J query API objects into strings.

Uses of QueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql

Classes in org.eclipse.rdf4j.queryrender.sparql that implement QueryModelVisitor

Modifier and Type	Class	Description
class	ContextCollector	Visitor implementation for the query algebra which walks the tree and figures out the context for nodes in the algebra.
final class	SparqlTupleExprRenderer	Extends the BaseTupleExprRenderer to provide support for rendering tuple expressions as SPARQL queries.

Uses of QueryModelVisitor in org.eclipse.rdf4j.queryrender.sparql.experimental

Classes in org.eclipse.rdf4j.queryrender.sparql.experimental that implement QueryModelVisitor

Modifier and Type	Class	Description
class	SparqlQueryRenderer	An alternative implementation of the SPARQL query renderer (more complete than the default SPARQLQueryRenderer)