Package org.eclipse.rdf4j.query.algebra.evaluation.impl

Class QueryModelNormalizer

java.lang.Object

org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor<RuntimeException>

org.eclipse.rdf4j.query.algebra.evaluation.impl.QueryModelNormalizer

All Implemented Interfaces:

QueryOptimizer, QueryModelVisitor<RuntimeException>

@Deprecated(forRemoval=true,
            since="4.1.0")
public class QueryModelNormalizer
extends AbstractQueryModelVisitor<RuntimeException>
implements QueryOptimizer

Deprecated, for removal: This API element is subject to removal in a future version.

A query optimizer that (partially) normalizes query models to a canonical form. Note: this implementation does not yet cover all query node types.

Author:

Arjohn Kampman

Constructor Summary

Constructors

Constructor	Description
QueryModelNormalizer()	Deprecated, for removal: This API element is subject to removal in a future version.

Method Summary

Modifier and Type	Method	Description
void	meet(And and)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Difference difference)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Filter node)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Intersection intersection)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Join join)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(LeftJoin leftJoin)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Or or)	Deprecated, for removal: This API element is subject to removal in a future version.
void	meet(Union union)	Deprecated, for removal: This API element is subject to removal in a future version.
protected void	meetUnaryTupleOperator(UnaryTupleOperator node)	Deprecated, for removal: This API element is subject to removal in a future version. Method called by all meet methods with a UnaryTupleOperator node as argument.
void	optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)	Deprecated, for removal: This API element is subject to removal in a future version.

Methods inherited from class org.eclipse.rdf4j.query.algebra.helpers.AbstractQueryModelVisitor

meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meet, meetBinaryTupleOperator, meetBinaryValueOperator, meetCompareSubQueryValueOperator, meetNAryValueOperator, meetNode, meetOther, meetSubQueryValueOperator, meetUnaryValueOperator, meetUpdateExpr

Methods inherited from class java.lang.Object

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

Constructor Details

QueryModelNormalizer

public QueryModelNormalizer()

Deprecated, for removal: This API element is subject to removal in a future version.

Method Details

optimize

public void optimize(TupleExpr tupleExpr,
 Dataset dataset,
 BindingSet bindings)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

optimize in interface QueryOptimizer

meet

public void meet(Join join)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(LeftJoin leftJoin)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(Union union)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(Difference difference)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(Intersection intersection)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meetUnaryTupleOperator

protected void meetUnaryTupleOperator(UnaryTupleOperator node)

Deprecated, for removal: This API element is subject to removal in a future version.

Description copied from class: AbstractQueryModelVisitor

Method called by all meet methods with a UnaryTupleOperator node as argument. Forwards the call to AbstractQueryModelVisitor.meetNode(org.eclipse.rdf4j.query.algebra.QueryModelNode) by default.

Overrides:

meetUnaryTupleOperator in class AbstractQueryModelVisitor<RuntimeException>

Parameters:

node - The node that is being visited.

meet

public void meet(Filter node)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(Or or)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>

meet

public void meet(And and)

Deprecated, for removal: This API element is subject to removal in a future version.

Specified by:

meet in interface QueryModelVisitor<RuntimeException>

Overrides:

meet in class AbstractQueryModelVisitor<RuntimeException>