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

Class RegexAsStringFunctionOptimizer

java.lang.Object

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

All Implemented Interfaces:

QueryOptimizer

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

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

A query optimizer that replaces REGEX with FunctionCalls that are equivalent operators

Author:

Jerven Bolleman

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	RegexAsStringFunctionOptimizer.RegexAsStringFunctionVisitor	Deprecated, for removal: This API element is subject to removal in a future version.

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
void	optimize(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)	Deprecated, for removal: This API element is subject to removal in a future version. Applies generally applicable optimizations to the supplied query: variable assignments are inlined.

Methods inherited from class java.lang.Object

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

Constructor Details

RegexAsStringFunctionOptimizer

public RegexAsStringFunctionOptimizer(ValueFactory vf)

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.

Applies generally applicable optimizations to the supplied query: variable assignments are inlined.

Specified by:

optimize in interface QueryOptimizer