it.unibz.inf.ontop.iq.optimizer.impl

Class LookForDistinctTransformerImpl

java.lang.Object

it.unibz.inf.ontop.iq.transform.impl.DefaultRecursiveIQTreeVisitingTransformer

it.unibz.inf.ontop.iq.optimizer.impl.LookForDistinctTransformerImpl

All Implemented Interfaces:

IQTreeTransformer, IQTreeVisitingTransformer

public class LookForDistinctTransformerImpl
extends DefaultRecursiveIQTreeVisitingTransformer

TODO: find a better name

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor2
static interface	LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor3

Field Summary

Fields inherited from class it.unibz.inf.ontop.iq.transform.impl.DefaultRecursiveIQTreeVisitingTransformer

iqFactory

Constructor Summary

Constructors

Constructor and Description
LookForDistinctTransformerImpl(LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor2 transformerConstructor, OptimizationSingletons optimizationSingletons)
LookForDistinctTransformerImpl(LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor3 transformerConstructor3, OptimizationSingletons optimizationSingletons)

Method Summary

Modifier and Type	Method and Description
IQTree	transformDistinct(IQTree tree, DistinctNode rootNode, IQTree child)

Methods inherited from class it.unibz.inf.ontop.iq.transform.impl.DefaultRecursiveIQTreeVisitingTransformer

transformAggregation, transformBinaryNonCommutativeNode, transformConstruction, transformEmpty, transformExtensionalData, transformFilter, transformInnerJoin, transformIntensionalData, transformLeaf, transformLeftJoin, transformNaryCommutativeNode, transformNonStandardBinaryNonCommutativeNode, transformNonStandardLeafNode, transformNonStandardNaryNode, transformNonStandardUnaryNode, transformOrderBy, transformSlice, transformTrue, transformUnaryNode, transformUnion

Methods inherited from class java.lang.Object

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

Methods inherited from interface it.unibz.inf.ontop.iq.transform.IQTreeVisitingTransformer

transform

Constructor Detail

LookForDistinctTransformerImpl

public LookForDistinctTransformerImpl(LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor2 transformerConstructor,
                                      OptimizationSingletons optimizationSingletons)

LookForDistinctTransformerImpl

public LookForDistinctTransformerImpl(LookForDistinctTransformerImpl.CardinalityFreeTransformerConstructor3 transformerConstructor3,
                                      OptimizationSingletons optimizationSingletons)

Method Detail

transformDistinct

public IQTree transformDistinct(IQTree tree,
                                DistinctNode rootNode,
                                IQTree child)

Specified by:

transformDistinct in interface IQTreeVisitingTransformer

Overrides:

transformDistinct in class DefaultRecursiveIQTreeVisitingTransformer