org.aksw.hawk.pruner.disjointness

Class DisjointnessBasedQueryFilter

java.lang.Object

org.aksw.hawk.pruner.disjointness.DisjointnessBasedQueryFilter

All Implemented Interfaces:

ISPARQLQueryPruner

public class DisjointnessBasedQueryFilter
extends Object
implements ISPARQLQueryPruner

Author:

Lorenz Buehmann

Field Summary

Fields

Modifier and Type	Field and Description
private static org.apache.jena.query.ParameterizedSparqlString	domainQueryTemplate
private static Set<String>	ignoredProperties
private static org.slf4j.Logger	logger
private org.aksw.jena_sparql_api.core.QueryExecutionFactory	qef
(package private) QueryUtils	queryUtils
private static org.apache.jena.query.ParameterizedSparqlString	rangeQueryTemplate
private static org.apache.jena.query.ParameterizedSparqlString	superClassesQueryTemplate

Constructor Summary

Constructors

Constructor and Description
DisjointnessBasedQueryFilter(org.aksw.jena_sparql_api.core.QueryExecutionFactory qef)

Method Summary

Modifier and Type	Method and Description
private boolean	accept(SPARQLQuery sparqlQuery)
private boolean	conflicts(Set<org.apache.jena.graph.Node> types1, Set<org.apache.jena.graph.Node> types2)
private Set<org.apache.jena.graph.Node>	getDomain(String predicate)
private Set<org.apache.jena.graph.Node>	getRange(String predicate)
private Set<org.apache.jena.graph.Node>	getSuperClasses(String cls)
Set<SPARQLQuery>	prune(Set<SPARQLQuery> queryStrings, HAWKQuestion q)

Methods inherited from class java.lang.Object

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

Field Detail

domainQueryTemplate

private static final org.apache.jena.query.ParameterizedSparqlString domainQueryTemplate

rangeQueryTemplate

private static final org.apache.jena.query.ParameterizedSparqlString rangeQueryTemplate

superClassesQueryTemplate

private static final org.apache.jena.query.ParameterizedSparqlString superClassesQueryTemplate

logger

private static final org.slf4j.Logger logger

qef

private org.aksw.jena_sparql_api.core.QueryExecutionFactory qef

queryUtils

QueryUtils queryUtils

ignoredProperties

private static final Set<String> ignoredProperties

Constructor Detail

DisjointnessBasedQueryFilter

public DisjointnessBasedQueryFilter(org.aksw.jena_sparql_api.core.QueryExecutionFactory qef)

Method Detail

prune

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

Specified by:

prune in interface ISPARQLQueryPruner

getDomain

private Set<org.apache.jena.graph.Node> getDomain(String predicate)

getRange

private Set<org.apache.jena.graph.Node> getRange(String predicate)

getSuperClasses

private Set<org.apache.jena.graph.Node> getSuperClasses(String cls)

accept

private boolean accept(SPARQLQuery sparqlQuery)

conflicts

private boolean conflicts(Set<org.apache.jena.graph.Node> types1,
                          Set<org.apache.jena.graph.Node> types2)