org.deri.iris.rules.compiler
Class EquivalenceResolver

java.lang.Object
  org.deri.iris.rules.compiler.RuleElement
      org.deri.iris.rules.compiler.EquivalenceResolver

public class EquivalenceResolver
extends RuleElement

This rule element creates all possible combinations of an input relation using the equivalent terms, and adds these combinations to the output relation.

Author:

Adrian Marte

Field Summary

Fields inherited from class org.deri.iris.rules.compiler.RuleElement

mOutputVariables

Constructor Summary

EquivalenceResolver(List<IVariable> inputVariables, IEquivalentTerms equivalentTerms, Configuration configuration)

Method Summary

IRelation

process(IRelation input) Called to process tuples from previous literals.

Methods inherited from class org.deri.iris.rules.compiler.RuleElement

getDeltaSubstitution, getOutputVariables

Methods inherited from class java.lang.Object

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

Constructor Detail

EquivalenceResolver

public EquivalenceResolver(List<IVariable> inputVariables,
                           IEquivalentTerms equivalentTerms,
                           Configuration configuration)

Method Detail

process

public IRelation process(IRelation input)
                  throws EvaluationException

Description copied from class: RuleElement

Called to process tuples from previous literals.

Specified by:

process in class RuleElement

Returns:

The output relation for this literal.

Throws:

EvaluationException