Class SameTermFilterOptimizer

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.optimizer.SameTermFilterOptimizer

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

All Implemented Interfaces:

QueryOptimizer

@Deprecated(forRemoval=true,
            since="4.1.0")
public class SameTermFilterOptimizer
extends SameTermFilterOptimizer
implements QueryOptimizer

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

since 4.1.0. Use SameTermFilterOptimizer instead.

A query optimizer that embeds Filters with SameTerm operators in statement patterns as much as possible. Operators like sameTerm(X, Y) are processed by renaming X to Y (or vice versa). Operators like sameTerm(X, ) are processed by assigning the URI to all occurring variables with name X.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	SameTermFilterOptimizer.BindingSetAssignmentCollector	Deprecated, for removal: This API element is subject to removal in a future version.
protected static class	SameTermFilterOptimizer.SameTermFilterVisitor	Deprecated, for removal: This API element is subject to removal in a future version.
protected static class	SameTermFilterOptimizer.VarBinder	Deprecated, for removal: This API element is subject to removal in a future version.
protected static class	SameTermFilterOptimizer.VarRenamer	Deprecated, for removal: This API element is subject to removal in a future version.

Constructor Summary

Constructors

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

Method Summary

Methods inherited from class SameTermFilterOptimizer

optimize

Methods inherited from class Object

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

Methods inherited from interface QueryOptimizer

optimize

Constructor Details

SameTermFilterOptimizer

public SameTermFilterOptimizer()

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