org.aksw.hawk.pruner

Class TypeMismatch

java.lang.Object

org.aksw.hawk.pruner.TypeMismatch

All Implemented Interfaces:

ISPARQLQueryPruner

public class TypeMismatch
extends Object
implements ISPARQLQueryPruner

Filter out queries that contain: 1. triple patterns of type (?s p ?o .) with p not being a property 2. triple patterns of type (?s p ?proj .) with p being a data property

Author:

Lorenz Buehmann

Field Summary

Fields

Modifier and Type	Field and Description
private static Set<String>	ignoredProperties
private static org.slf4j.Logger	logger
private com.jamonapi.Monitor	mon
private static Set<org.apache.jena.rdf.model.Resource>	PROPERTY_ENTITY_TYPES
private org.aksw.jena_sparql_api.core.QueryExecutionFactory	qef
private QueryUtils	queryUtils
private static org.apache.jena.query.ParameterizedSparqlString	typeQueryTemplate

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
private boolean	accept(SPARQLQuery sparqlQuery)
private Set<org.apache.jena.rdf.model.Resource>	getEntityTypes(String entity)
private boolean	isProperty(Set<org.apache.jena.rdf.model.Resource> entityTypes)
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

typeQueryTemplate

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

PROPERTY_ENTITY_TYPES

private static final Set<org.apache.jena.rdf.model.Resource> PROPERTY_ENTITY_TYPES

logger

private static final org.slf4j.Logger logger

qef

private org.aksw.jena_sparql_api.core.QueryExecutionFactory qef

queryUtils

private QueryUtils queryUtils

mon

private com.jamonapi.Monitor mon

ignoredProperties

private static final Set<String> ignoredProperties

Constructor Detail

TypeMismatch

public TypeMismatch(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

getEntityTypes

private Set<org.apache.jena.rdf.model.Resource> getEntityTypes(String entity)

accept

private boolean accept(SPARQLQuery sparqlQuery)

isProperty

private boolean isProperty(Set<org.apache.jena.rdf.model.Resource> entityTypes)