Class ParentReferenceCleaner
java.lang.Object
org.eclipse.rdf4j.query.algebra.evaluation.optimizer.ParentReferenceCleaner
- All Implemented Interfaces:
QueryOptimizer
- Direct Known Subclasses:
ParentReferenceCleaner
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.-
Nested Class Summary
Nested Classes -
Field Summary
Fields -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
optimize
(TupleExpr tupleExpr, Dataset dataset, BindingSet bindings)
-
Field Details
-
logger
private static final org.slf4j.Logger logger
-
-
Constructor Details
-
ParentReferenceCleaner
public ParentReferenceCleaner()
-
-
Method Details
-
optimize
- Specified by:
optimize
in interfaceQueryOptimizer
-