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

Class NotRequiredVariableRemoverImpl

java.lang.Object

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

All Implemented Interfaces:

NotRequiredVariableRemover

public class NotRequiredVariableRemoverImpl
extends Object
implements NotRequiredVariableRemover

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	NotRequiredVariableRemoverImpl.VariableRemoverTransformer Is expected to always have an effect on the tree it receives as argument.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NotRequiredVariableRemoverImpl(CoreSingletons coreSingletons)

Method Summary

Modifier and Type	Method and Description
IQTree	optimize(IQTree tree, it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<Variable> requiredVariables, VariableGenerator variableGenerator)
protected IQTree	removeNonRequiredVariables(IQTree tree, it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<Variable> variablesToRemove, VariableGenerator variableGenerator)

Methods inherited from class java.lang.Object

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

Constructor Detail

NotRequiredVariableRemoverImpl

@Inject
protected NotRequiredVariableRemoverImpl(CoreSingletons coreSingletons)

Method Detail

optimize

public IQTree optimize(IQTree tree,
                       it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<Variable> requiredVariables,
                       VariableGenerator variableGenerator)

Specified by:

optimize in interface NotRequiredVariableRemover

removeNonRequiredVariables

protected IQTree removeNonRequiredVariables(IQTree tree,
                                            it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<Variable> variablesToRemove,
                                            VariableGenerator variableGenerator)