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NIHVIVO-3823 exception computing type inferences

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stellamit 2012-06-27 13:49:36 +00:00
parent c47949a980
commit 99815c3cbb
1 changed files with 45 additions and 3 deletions
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48
webapp/src/edu/cornell/mannlib/vitro/webapp/reasoner/SimpleReasoner.java
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@ -12,6 +12,7 @@ import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.ontology.AnnotationProperty;
import com.hp.hpl.jena.ontology.ConversionException;
import com.hp.hpl.jena.ontology.OntClass;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.ontology.OntModelSpec;
@ -155,7 +156,7 @@ public class SimpleReasoner extends StatementListener {
} catch (Exception e) {
// don't stop the edit if there's an exception
log.error("Exception while computing inferences: ",e);
log.error("Exception while computing inferences: " + e.getMessage());
}
}
@ -356,8 +357,14 @@ public class SimpleReasoner extends StatementListener {
cls = tboxModel.getOntClass(stmt.getObject().asResource().getURI());
if (cls != null) {
List<OntClass> parents = (cls.listSuperClasses(false)).toList();
parents.addAll((cls.listEquivalentClasses()).toList());
List<OntClass> parents = null;
try {
parents = (cls.listSuperClasses(false)).toList();
parents.addAll((cls.listEquivalentClasses()).toList());
} catch (ConversionException ce) {
parents = getParents(cls,tboxModel);
}
Iterator<OntClass> parentIt = parents.iterator();
if (parentIt.hasNext()) {
@ -1253,6 +1260,41 @@ public class SimpleReasoner extends StatementListener {
return;
}
protected List<OntClass> getParents(OntClass cls, OntModel tboxModel) {
List<OntClass> parents = new ArrayList<OntClass>();
tboxModel.enterCriticalSection(Lock.READ);
try {
StmtIterator iter = tboxModel.listStatements(cls, RDFS.subClassOf, (RDFNode) null);
while (iter.hasNext()) {
Statement stmt = iter.next();
if (!stmt.getObject().isAnon() && stmt.getObject().canAs(OntClass.class)) {
if (!parents.contains(stmt.getObject().as(OntClass.class))) {
parents.add(stmt.getObject().as(OntClass.class));
}
}
}
iter = tboxModel.listStatements(cls, OWL.equivalentClass, (RDFNode) null);
while (iter.hasNext()) {
Statement stmt = iter.next();
if (!stmt.getObject().isAnon() && stmt.getObject().canAs(OntClass.class)) {
if (!parents.contains(stmt.getObject().as(OntClass.class))) {
parents.add(stmt.getObject().as(OntClass.class));
}
}
}
} catch (Exception e) {
log.error("problem computing type inferences for: " + cls.getURI() + e.getMessage());
} finally {
tboxModel.leaveCriticalSection();
}
return parents;
}
// system-configured reasoning modules (plugins)
protected boolean isInterestedInRemovedStatement(Statement stmt) {