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SimpleReasoner listening to all abox graphs

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brianjlowe 2012-06-08 20:54:17 +00:00
parent 101de4614b
commit 964cb1bdb4
3 changed files with 67 additions and 5 deletions
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42
webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/ABoxJenaChangeListener.java Normal file
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@ -0,0 +1,42 @@
package edu.cornell.mannlib.vitro.webapp.dao.jena;
import java.util.HashSet;
import com.hp.hpl.jena.rdf.model.ModelChangedListener;
import edu.cornell.mannlib.vitro.webapp.servlet.setup.JenaDataSourceSetupBase;
public class ABoxJenaChangeListener extends JenaChangeListener {
private HashSet<String> ignoredGraphs = new HashSet<String>();
public ABoxJenaChangeListener(ModelChangedListener listener) {
super(listener);
ignoredGraphs.add(JenaDataSourceSetupBase.JENA_INF_MODEL);
ignoredGraphs.add(JenaDataSourceSetupBase.JENA_TBOX_ASSERTIONS_MODEL);
ignoredGraphs.add(JenaDataSourceSetupBase.JENA_TBOX_INF_MODEL);
}
@Override
public void addedStatement(String serializedTriple, String graphURI) {
if (isABoxGraph(graphURI)) {
super.addedStatement(serializedTriple, graphURI);
}
}
@Override
public void removedStatement(String serializedTriple, String graphURI) {
if (isABoxGraph(graphURI)) {
super.removedStatement(serializedTriple, graphURI);
}
}
private boolean isABoxGraph(String graphURI) {
return (graphURI == null ||
JenaDataSourceSetupBase.JENA_DB_MODEL.equals(graphURI)
|| (!ignoredGraphs.contains(graphURI)
&& !graphURI.contains("filegraph")
&& !graphURI.contains("tbox")));
}
}

24
webapp/src/edu/cornell/mannlib/vitro/webapp/reasoner/SimpleReasoner.java
View file

@ -39,8 +39,12 @@ import com.hp.hpl.jena.vocabulary.OWL;
import com.hp.hpl.jena.vocabulary.RDF;
import com.hp.hpl.jena.vocabulary.RDFS;
import edu.cornell.mannlib.vitro.webapp.dao.jena.ABoxJenaChangeListener;
import edu.cornell.mannlib.vitro.webapp.dao.jena.CumulativeDeltaModeler;
import edu.cornell.mannlib.vitro.webapp.dao.jena.RDFServiceGraph;
import edu.cornell.mannlib.vitro.webapp.dao.jena.event.BulkUpdateEvent;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFServiceException;
/**
* Allows for real-time incremental materialization or retraction of RDFS-
@ -53,6 +57,7 @@ public class SimpleReasoner extends StatementListener {
private static final Log log = LogFactory.getLog(SimpleReasoner.class);
private RDFService rdfService;
private OntModel tboxModel; // asserted and inferred TBox axioms
private OntModel aboxModel; // ABox assertions
private Model inferenceModel; // ABox inferences
@ -78,10 +83,13 @@ public class SimpleReasoner extends StatementListener {
* @param inferenceRebuildModel - output. This the model temporarily used when the whole ABox inference model is rebuilt
* @param inferenceScratchpadModel - output. This the model temporarily used when the whole ABox inference model is rebuilt
*/
public SimpleReasoner(OntModel tboxModel, OntModel aboxModel, Model inferenceModel,
public SimpleReasoner(OntModel tboxModel, RDFService rdfService, Model inferenceModel,
Model inferenceRebuildModel, Model scratchpadModel) {
this.rdfService = rdfService;
this.tboxModel = tboxModel;
this.aboxModel = aboxModel;
this.aboxModel = ModelFactory.createOntologyModel(
OntModelSpec.OWL_MEM, ModelFactory.createModelForGraph(
new RDFServiceGraph(rdfService)));
this.inferenceModel = inferenceModel;
this.inferenceRebuildModel = inferenceRebuildModel;
this.scratchpadModel = scratchpadModel;
@ -90,8 +98,16 @@ public class SimpleReasoner extends StatementListener {
aBoxDeltaModeler1 = new CumulativeDeltaModeler();
aBoxDeltaModeler2 = new CumulativeDeltaModeler();
stopRequested = false;
aboxModel.getBaseModel().register(this);
if (rdfService == null) {
aboxModel.register(this);
} else {
try {
rdfService.registerListener(new ABoxJenaChangeListener(this));
} catch (RDFServiceException e) {
throw new RuntimeException("Unable to register change listener", e);
}
}
}
/**

6
webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java
View file

@ -26,6 +26,8 @@ import edu.cornell.mannlib.vitro.webapp.dao.jena.OntModelSelector;
import edu.cornell.mannlib.vitro.webapp.dao.jena.WebappDaoFactoryJena;
import edu.cornell.mannlib.vitro.webapp.dao.jena.pellet.PelletListener;
import edu.cornell.mannlib.vitro.webapp.dao.jena.pellet.ReasonerConfiguration;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.rdfservice.impl.RDFServiceUtils;
import edu.cornell.mannlib.vitro.webapp.reasoner.ReasonerPlugin;
import edu.cornell.mannlib.vitro.webapp.reasoner.SimpleReasoner;
import edu.cornell.mannlib.vitro.webapp.reasoner.SimpleReasonerTBoxListener;
@ -101,7 +103,9 @@ public class SimpleReasonerSetup implements ServletContextListener {
// the simple reasoner will register itself as a listener to the ABox assertions
SimpleReasoner simpleReasoner = new SimpleReasoner(unionOms.getTBoxModel(), assertionsOms.getABoxModel(), inferencesOms.getABoxModel(), rebuildModel, scratchModel);
RDFService rdfService = RDFServiceUtils.getRDFServiceFactory(ctx).getRDFService();
SimpleReasoner simpleReasoner = new SimpleReasoner(
unionOms.getTBoxModel(), rdfService, inferencesOms.getABoxModel(), rebuildModel, scratchModel);
sce.getServletContext().setAttribute(SimpleReasoner.class.getName(),simpleReasoner);
StartupStatus ss = StartupStatus.getBean(ctx);