VClassGroupCache updates on class name changes NIHVIVO-2934
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briancaruso
parent
7f8db83ec1
commit
0cd6c1227f
2 changed files with 127 additions and 18 deletions
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@ -16,11 +16,13 @@ import javax.servlet.ServletContextListener;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import com.hp.hpl.jena.ontology.Individual;
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import com.hp.hpl.jena.ontology.OntModel;
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import com.hp.hpl.jena.rdf.listeners.StatementListener;
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import com.hp.hpl.jena.rdf.model.ResourceFactory;
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import com.hp.hpl.jena.rdf.model.Statement;
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import com.hp.hpl.jena.shared.Lock;
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import com.hp.hpl.jena.vocabulary.OWL;
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import com.hp.hpl.jena.vocabulary.RDF;
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import com.hp.hpl.jena.vocabulary.RDFS;
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@ -208,6 +210,24 @@ public class VClassGroupCache {
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return groups;
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}
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protected static boolean isClassNameChange(Statement stmt, OntModel jenaOntModel) {
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// Check if the stmt is a rdfs:label change and that the
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// subject is an owl:Class.
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if( RDFS.label.equals( stmt.getPredicate() )) {
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jenaOntModel.enterCriticalSection(Lock.READ);
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try{
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return jenaOntModel.contains(
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ResourceFactory.createStatement(
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ResourceFactory.createResource(stmt.getSubject().getURI()),
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RDF.type,
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OWL.Class));
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}finally{
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jenaOntModel.leaveCriticalSection();
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}
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}else{
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return false;
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}
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}
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/* ******************** RebuildGroupCacheThread **************** */
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@ -310,7 +330,7 @@ public class VClassGroupCache {
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}
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/* ****************** Jena Model Change Listener***************************** */
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private class VClassGroupCacheChangeListener extends StatementListener {
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protected class VClassGroupCacheChangeListener extends StatementListener {
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public void addedStatement(Statement stmt) {
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checkAndDoUpdate(stmt);
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}
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@ -332,25 +352,12 @@ public class VClassGroupCache {
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requestCacheUpdate();
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} else if(VitroVocabulary.DISPLAY_RANK.equals(stmt.getPredicate().getURI())){
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requestCacheUpdate();
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} else if( isVClassGroupNameChange(stmt) ) {
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} else {
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OntModel jenaOntModel = ModelContext.getJenaOntModel(context);
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if( isClassNameChange(stmt, jenaOntModel) ) {
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requestCacheUpdate();
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}
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}
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protected boolean isVClassGroupNameChange(Statement stmt) {
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// Check if the stmt is a rdfs:label change and that the
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// subject is a VClassGroup.
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if( RDFS.label.equals( stmt.getPredicate() )) {
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OntModel jenaOntModel = ModelContext.getJenaOntModel(context);
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jenaOntModel.enterCriticalSection(Lock.READ);
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try{
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return jenaOntModel.contains(stmt.getSubject(), RDF.type, ResourceFactory.createResource(VitroVocabulary.CLASSGROUP));
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}finally{
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jenaOntModel.leaveCriticalSection();
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}
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}else{
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return false;
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}
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}
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}
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@ -0,0 +1,102 @@
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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
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package edu.cornell.mannlib.vitro.webapp.dao.jena;
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import java.io.StringReader;
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import org.junit.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import com.hp.hpl.jena.ontology.OntModel;
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import com.hp.hpl.jena.rdf.model.ModelFactory;
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import com.hp.hpl.jena.rdf.model.ResourceFactory;
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import com.hp.hpl.jena.rdf.model.Statement;
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import com.hp.hpl.jena.vocabulary.RDFS;
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public class VClassGroupCacheTest {
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@Before
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public void setUp() throws Exception {
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}
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@Test
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public void testIsVClassGroupNameChange() {
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//protected static boolean isVClassGroupNameChange(Statement stmt, OntModel jenaOntModel) {
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String rdf =
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"core:Summer \n" +
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" a owl:Class ; \n" +
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" rdfs:label \"Spring and toast 3\"@en-US ; \n" +
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" rdfs:subClassOf owl:Thing ; \n" +
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" vitro:descriptionAnnot \n" +
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" \"cgaa\"^^xsd:string ; \n" +
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" vitro:displayLimitAnnot \n" +
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" \"-1\"^^xsd:int ; \n" +
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" vitro:displayRankAnnot \n" +
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" \"-1\"^^xsd:int ; \n" +
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" vitro:exampleAnnot \"serefs\"^^xsd:string ; \n" +
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" vitro:hiddenFromDisplayBelowRoleLevelAnnot \n" +
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" <http://vitro.mannlib.cornell.edu/ns/vitro/role#public> ; \n" +
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" vitro:inClassGroup <http://vivoweb.org/ontology#vitroClassGroupequipment> ; \n" +
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" vitro:prohibitedFromUpdateBelowRoleLevelAnnot \n" +
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" <http://vitro.mannlib.cornell.edu/ns/vitro/role#public> ; \n" +
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" vitro:shortDef \"sfsfe\"^^xsd:string ; \n" +
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" owl:equivalentClass core:Summer . ";
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OntModel om = ModelFactory.createOntologyModel();
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om.read( new StringReader( prefixes + rdf) , null , "N3");
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Statement stmt = ResourceFactory.createStatement(
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ResourceFactory.createResource("http://vivoweb.org/ontology/core#Summer"),
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RDFS.label,
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ResourceFactory.createPlainLiteral("some old label"));
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boolean isNameChange = VClassGroupCache.isClassNameChange(stmt, om);
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Assert.assertTrue("Expected it to be a name change but it wasn't.", isNameChange);
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stmt = ResourceFactory.createStatement(
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ResourceFactory.createResource("http://vivoweb.org/ontology/core#bogus"),
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ResourceFactory.createProperty("http://example.com/nonLabelProperty"),
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ResourceFactory.createPlainLiteral("some old label"));
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boolean notNameChange = ! VClassGroupCache.isClassNameChange(stmt, om);
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Assert.assertTrue("Expected it to NOT be a name change but it was.", notNameChange);
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stmt = ResourceFactory.createStatement(
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ResourceFactory.createResource("http://vivoweb.org/ontology/core#bogus"),
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RDFS.label,
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ResourceFactory.createPlainLiteral("some old label"));
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notNameChange = ! VClassGroupCache.isClassNameChange(stmt, om);
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Assert.assertTrue("Expected it to NOT be a name change but it was.", notNameChange);
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}
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static final String prefixes =
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"@prefix dc: <http://purl.org/dc/elements/1.1/> . \n" +
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"@prefix pvs: <http://vivoweb.org/ontology/provenance-support#> . \n" +
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"@prefix geo: <http://aims.fao.org/aos/geopolitical.owl#> . \n" +
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"@prefix foaf: <http://xmlns.com/foaf/0.1/> . \n" +
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"@prefix scires: <http://vivoweb.org/ontology/scientific-research#> . \n" +
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"@prefix scripps: <http://vivo.scripps.edu/> . \n" +
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"@prefix dcterms: <http://purl.org/dc/terms/> . \n" +
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"@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . \n" +
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"@prefix swrl: <http://www.w3.org/2003/11/swrl#> . \n" +
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"@prefix vitro: <http://vitro.mannlib.cornell.edu/ns/vitro/0.7#> . \n" +
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"@prefix event: <http://purl.org/NET/c4dm/event.owl#> . \n" +
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"@prefix bibo: <http://purl.org/ontology/bibo/> . \n" +
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"@prefix xsd: <http://www.w3.org/2001/XMLSchema#> . \n" +
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"@prefix owl: <http://www.w3.org/2002/07/owl#> . \n" +
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"@prefix swrlb: <http://www.w3.org/2003/11/swrlb#> . \n" +
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"@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . \n" +
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"@prefix core: <http://vivoweb.org/ontology/core#> . \n" +
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"@prefix skos: <http://www.w3.org/2004/02/skos/core#> . \n" +
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"@prefix vivo: <http://vivo.library.cornell.edu/ns/0.1#> . \n" +
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"@prefix dcelem: <http://purl.org/dc/elements/1.1/> . \n" +
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"@prefix ero: <http://purl.obolibrary.org/obo/> . \n" +
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" \n" ;
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}
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