org.aksw.jena_sparql_api.concept_cache.combinatorics

Class CombinatoricsUtils

java.lang.Object

org.aksw.jena_sparql_api.concept_cache.combinatorics.CombinatoricsUtils

public class CombinatoricsUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
CombinatoricsUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static Iterator<Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var>>	computeVarMapQuadBased(org.aksw.commons.collections.multimaps.IBiSetMultimap<com.hp.hpl.jena.sparql.core.Quad,Set<Set<com.hp.hpl.jena.sparql.expr.Expr>>> queryQuadToCnf, org.aksw.commons.collections.multimaps.IBiSetMultimap<com.hp.hpl.jena.sparql.core.Quad,Set<Set<com.hp.hpl.jena.sparql.expr.Expr>>> candQuadToCnf, Set<Set<com.hp.hpl.jena.sparql.core.Var>> candVarCombos) Find a mapping of variables from cand to query, such that the pattern of cand becomes a subset of that of query null if no mapping can be established
static Iterator<Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var>>	computeVarMapQuadBased(PatternSummary needle, PatternSummary haystack, Set<Set<com.hp.hpl.jena.sparql.core.Var>> candVarCombos)

Methods inherited from class java.lang.Object

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

Constructor Detail

CombinatoricsUtils

public CombinatoricsUtils()

Method Detail

computeVarMapQuadBased

public static Iterator<Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var>> computeVarMapQuadBased(PatternSummary needle,
                                                                                                    PatternSummary haystack,
                                                                                                    Set<Set<com.hp.hpl.jena.sparql.core.Var>> candVarCombos)

computeVarMapQuadBased

public static Iterator<Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var>> computeVarMapQuadBased(org.aksw.commons.collections.multimaps.IBiSetMultimap<com.hp.hpl.jena.sparql.core.Quad,Set<Set<com.hp.hpl.jena.sparql.expr.Expr>>> queryQuadToCnf,
                                                                                                    org.aksw.commons.collections.multimaps.IBiSetMultimap<com.hp.hpl.jena.sparql.core.Quad,Set<Set<com.hp.hpl.jena.sparql.expr.Expr>>> candQuadToCnf,
                                                                                                    Set<Set<com.hp.hpl.jena.sparql.core.Var>> candVarCombos)

Find a mapping of variables from cand to query, such that the pattern of cand becomes a subset of that of query null if no mapping can be established

Parameters:

query -

cand -

Returns: