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

Class AbstractIntensionalQueryMerger.QueryMergingTransformer

java.lang.Object

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

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

All Implemented Interfaces:

IQTreeTransformer, IQTreeVisitingTransformer

Enclosing class:

AbstractIntensionalQueryMerger

protected abstract static class AbstractIntensionalQueryMerger.QueryMergingTransformer
extends DefaultRecursiveIQTreeVisitingTransformer

Replaces intensional data nodes by an IQTree Does NOT look for intensional data nodes inside the definitions

Field Summary

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

iqFactory

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	QueryMergingTransformer(VariableGenerator variableGenerator, IntermediateQueryFactory iqFactory, SubstitutionFactory substitutionFactory, QueryTransformerFactory transformerFactory)

Method Summary

Modifier and Type	Method and Description
protected abstract Optional<IQ>	getDefinition(IntensionalDataNode dataNode)
protected abstract IQTree	handleIntensionalWithoutDefinition(IntensionalDataNode dataNode)
IQTree	transformIntensionalData(IntensionalDataNode dataNode)

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

transformAggregation, transformBinaryNonCommutativeNode, transformConstruction, transformDistinct, transformEmpty, transformExtensionalData, transformFilter, transformInnerJoin, 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

QueryMergingTransformer

protected QueryMergingTransformer(VariableGenerator variableGenerator,
                                  IntermediateQueryFactory iqFactory,
                                  SubstitutionFactory substitutionFactory,
                                  QueryTransformerFactory transformerFactory)

Method Detail

transformIntensionalData

public final IQTree transformIntensionalData(IntensionalDataNode dataNode)

Specified by:

transformIntensionalData in interface IQTreeVisitingTransformer

Overrides:

transformIntensionalData in class DefaultRecursiveIQTreeVisitingTransformer

getDefinition

protected abstract Optional<IQ> getDefinition(IntensionalDataNode dataNode)

handleIntensionalWithoutDefinition

protected abstract IQTree handleIntensionalWithoutDefinition(IntensionalDataNode dataNode)