org.aksw.hawk.pruner

Class SPARQLQueryPruner

java.lang.Object

org.aksw.hawk.pruner.SPARQLQueryPruner

All Implemented Interfaces:

ISPARQLQueryPruner

public class SPARQLQueryPruner
extends Object
implements ISPARQLQueryPruner

Field Summary

Fields

Modifier and Type	Field and Description
private BGPisConnected	BGPisConnected
private ContainsProjVariable	containsProjVariable
private ContainsTooManyNodesAsTextLookUp	containsTooManyNodesAsTextLookUp
private CyclicTriple	cyclicTriple
private DisjointnessBasedQueryFilter	disjointness
private HasBoundVariables	hasBoundVariables
private static org.slf4j.Logger	log
private NumberOfTypesPerVariable	numberOfTypesPerVariable
private PredicatesPerVariableEdge	predicatesPerVariableEdge
private TextFilterOverVariables	textFilterOverVariables
private TypeMismatch	typemismatch
private UnboundTriple	unboundTriple
private UnderDefinedQueries	underdefined

Constructor Summary

Constructors

Constructor and Description
SPARQLQueryPruner(SPARQL sparql)

Method Summary

Modifier and Type	Method and Description
Set<SPARQLQuery>	prune(Set<SPARQLQuery> queries, HAWKQuestion q)
private static org.json.simple.JSONArray	queries2json(Set<SPARQLQuery> queries)
private static Set<SPARQLQuery>	queriesDiff(Set<SPARQLQuery> originalQueries, Set<SPARQLQuery> modifiedQueries)

Methods inherited from class java.lang.Object

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

Field Detail

log

private static org.slf4j.Logger log

disjointness

private DisjointnessBasedQueryFilter disjointness

BGPisConnected

private BGPisConnected BGPisConnected

cyclicTriple

private CyclicTriple cyclicTriple

hasBoundVariables

private HasBoundVariables hasBoundVariables

textFilterOverVariables

private TextFilterOverVariables textFilterOverVariables

unboundTriple

private UnboundTriple unboundTriple

underdefined

private UnderDefinedQueries underdefined

predicatesPerVariableEdge

private PredicatesPerVariableEdge predicatesPerVariableEdge

numberOfTypesPerVariable

private NumberOfTypesPerVariable numberOfTypesPerVariable

containsProjVariable

private ContainsProjVariable containsProjVariable

containsTooManyNodesAsTextLookUp

private ContainsTooManyNodesAsTextLookUp containsTooManyNodesAsTextLookUp

typemismatch

private TypeMismatch typemismatch

Constructor Detail

SPARQLQueryPruner

public SPARQLQueryPruner(SPARQL sparql)

Method Detail

prune

public Set<SPARQLQuery> prune(Set<SPARQLQuery> queries,
                              HAWKQuestion q)

Specified by:

prune in interface ISPARQLQueryPruner

queriesDiff

private static Set<SPARQLQuery> queriesDiff(Set<SPARQLQuery> originalQueries,
                                            Set<SPARQLQuery> modifiedQueries)

queries2json

private static org.json.simple.JSONArray queries2json(Set<SPARQLQuery> queries)