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

Class OrderBySimplifierImpl

java.lang.Object

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

All Implemented Interfaces:

IQOptimizer, OrderBySimplifier

public class OrderBySimplifierImpl
extends Object
implements OrderBySimplifier

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	OrderBySimplifierImpl.ComparatorSimplification
protected static class	OrderBySimplifierImpl.OrderBySimplifyingTransformer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	OrderBySimplifierImpl(OptimizationSingletons optimizationSingletons, IntermediateQueryFactory iqFactory)

Method Summary

Modifier and Type	Method and Description
protected IQTreeTransformer	createTransformer(VariableGenerator variableGenerator)
IQ	optimize(IQ query)

Methods inherited from class java.lang.Object

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

Constructor Detail

OrderBySimplifierImpl

@Inject
protected OrderBySimplifierImpl(OptimizationSingletons optimizationSingletons,
                                        IntermediateQueryFactory iqFactory)

Method Detail

optimize

public IQ optimize(IQ query)

Specified by:

optimize in interface IQOptimizer

createTransformer

protected IQTreeTransformer createTransformer(VariableGenerator variableGenerator)