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

Class CompositeIQTreeTransformer

java.lang.Object

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

All Implemented Interfaces:

IQTreeTransformer

public final class CompositeIQTreeTransformer
extends Object
implements IQTreeTransformer

Applies (i) a "set" of (pre)-transformers to the current tree, before (ii) using a child transformer to apply itself on the children, and (iii) applies another "set" of (post)-transformers to the current tree.

Constructor Summary

Constructors

Constructor and Description
CompositeIQTreeTransformer(com.google.common.collect.ImmutableList<IQTreeTransformer> preTransformers, com.google.common.collect.ImmutableList<IQTreeTransformer> postTransformers, IntermediateQueryFactory iqFactory)

Method Summary

Modifier and Type	Method and Description
IQTree	transform(IQTree initialTree)

Methods inherited from class java.lang.Object

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

Constructor Detail

CompositeIQTreeTransformer

public CompositeIQTreeTransformer(com.google.common.collect.ImmutableList<IQTreeTransformer> preTransformers,
                                  com.google.common.collect.ImmutableList<IQTreeTransformer> postTransformers,
                                  IntermediateQueryFactory iqFactory)

Method Detail

transform

public IQTree transform(IQTree initialTree)

Specified by:

transform in interface IQTreeTransformer