ParentReferenceCleaner (Eclipse RDF4J 4.2.4)

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

All Implemented Interfaces:

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

Cleans up QueryModelNode.getParentNode() references that have become inconsistent with the actual algebra tree structure due to optimization operations. Typically used at the very end of the optimization pipeline.

Author:

Jeen Broekstra

Constructor Summary

Constructors
Constructor Description

ParentReferenceCleaner()
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
  - ParentReferenceCleaner
```
public ParentReferenceCleaner()
```
    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