UnionScopeChangeOptimizer (Eclipse RDF4J 4.2.4)

java.lang.Object
- org.eclipse.rdf4j.query.algebra.evaluation.impl.UnionScopeChangeOptimizer

All Implemented Interfaces:

QueryOptimizer
```
@Deprecated(forRemoval=true,
            since="4.1.0")
public class UnionScopeChangeOptimizer
extends Object
implements QueryOptimizer
```
Deprecated, for removal: This API element is subject to removal in a future version.

Inspect Union clauses to check if scope change can be avoided (allowing injection of pre-bound vars into union arguments).

Author:

Jeen Broekstra

Constructor Summary

Constructors
Constructor Description

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

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
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.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - UnionScopeChangeOptimizer
```
public UnionScopeChangeOptimizer()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
- Method Detail
  - 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