Package org.aksw.jenax.arq.util.expr

Class NfUtils

java.lang.Object

org.aksw.jenax.arq.util.expr.NfUtils

public class NfUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
NfUtils()

Method Summary

Modifier and Type	Method	Description
static Set<Set<org.apache.jena.sparql.expr.Expr>>	canonicalize(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)
static com.google.common.collect.Multimap<Set<org.apache.jena.sparql.expr.Expr>,Set<org.apache.jena.sparql.expr.Expr>>	createStructuralEquivalenceClasses(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)	Create equivalence classes for clauses of a normal form
static Set<org.apache.jena.sparql.core.Var>	getVarsMentioned(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)

Methods inherited from class java.lang.Object

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

Constructor Details

NfUtils

public NfUtils()

Method Details

getVarsMentioned

public static Set<org.apache.jena.sparql.core.Var> getVarsMentioned(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)

canonicalize

public static Set<Set<org.apache.jena.sparql.expr.Expr>> canonicalize(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)

createStructuralEquivalenceClasses

public static com.google.common.collect.Multimap<Set<org.apache.jena.sparql.expr.Expr>,Set<org.apache.jena.sparql.expr.Expr>> createStructuralEquivalenceClasses(Iterable<? extends Iterable<? extends org.apache.jena.sparql.expr.Expr>> clauses)

Create equivalence classes for clauses of a normal form