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

Class AbstractSelfJoinSimplifier.OptimizationState

java.lang.Object

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

Enclosing class:

AbstractSelfJoinSimplifier<C extends FunctionalDependency>

protected static class AbstractSelfJoinSimplifier.OptimizationState
extends Object

If extensional data nodes are empty, insert an EmptyNode

Field Summary

Fields

Modifier and Type	Field	Description
Collection<ExtensionalDataNode>	extensionalDataNodes
it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<ImmutableExpression>	newExpressions
ImmutableSubstitution<VariableOrGroundTerm>	substitution

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	OptimizationState(it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<ImmutableExpression> newExpressions, Collection<ExtensionalDataNode> extensionalDataNodes, ImmutableSubstitution<VariableOrGroundTerm> substitution)

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

newExpressions

public final it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<ImmutableExpression> newExpressions

extensionalDataNodes

public final Collection<ExtensionalDataNode> extensionalDataNodes

substitution

public final ImmutableSubstitution<VariableOrGroundTerm> substitution

Constructor Detail

OptimizationState

protected OptimizationState(it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<ImmutableExpression> newExpressions,
                            Collection<ExtensionalDataNode> extensionalDataNodes,
                            ImmutableSubstitution<VariableOrGroundTerm> substitution)