it.unibz.inf.ontop.iq.node.normalization.impl

Class RightProvenanceNormalizer.FreshVariableTransformer

java.lang.Object

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

it.unibz.inf.ontop.iq.node.normalization.impl.RightProvenanceNormalizer.FreshVariableTransformer

All Implemented Interfaces:

IQTreeTransformer, IQTreeVisitingTransformer

Enclosing class:

RightProvenanceNormalizer

protected static class RightProvenanceNormalizer.FreshVariableTransformer
extends DefaultIdentityIQTreeVisitingTransformer

Tries to insert a fresh variable into a sparse data node of the right tree

Constructor Summary

Constructors

Constructor and Description
FreshVariableTransformer(CoreSingletons coreSingletons, VariableGenerator variableGenerator)

Method Summary

Modifier and Type	Method and Description
IQTree	transformExtensionalData(ExtensionalDataNode dataNode)
IQTree	transformInnerJoin(IQTree tree, InnerJoinNode rootNode, com.google.common.collect.ImmutableList<IQTree> children)
IQTree	transformLeftJoin(IQTree tree, LeftJoinNode rootNode, IQTree leftChild, IQTree rightChild)

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

transformAggregation, transformConstruction, transformDistinct, transformEmpty, transformFilter, transformIntensionalData, transformNonStandardBinaryNonCommutativeNode, transformNonStandardLeafNode, transformNonStandardNaryNode, transformNonStandardUnaryNode, transformOrderBy, transformSlice, transformTrue, 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

FreshVariableTransformer

public FreshVariableTransformer(CoreSingletons coreSingletons,
                                VariableGenerator variableGenerator)

Method Detail

transformExtensionalData

public IQTree transformExtensionalData(ExtensionalDataNode dataNode)

Specified by:

transformExtensionalData in interface IQTreeVisitingTransformer

Overrides:

transformExtensionalData in class DefaultIdentityIQTreeVisitingTransformer

transformLeftJoin

public IQTree transformLeftJoin(IQTree tree,
                                LeftJoinNode rootNode,
                                IQTree leftChild,
                                IQTree rightChild)

Specified by:

transformLeftJoin in interface IQTreeVisitingTransformer

Overrides:

transformLeftJoin in class DefaultIdentityIQTreeVisitingTransformer

transformInnerJoin

public IQTree transformInnerJoin(IQTree tree,
                                 InnerJoinNode rootNode,
                                 com.google.common.collect.ImmutableList<IQTree> children)

Specified by:

transformInnerJoin in interface IQTreeVisitingTransformer

Overrides:

transformInnerJoin in class DefaultIdentityIQTreeVisitingTransformer