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VIVO-869 ABoxRecomputer should pause the SearchIndexer during a rebuild.

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This commit is contained in:
Jim Blake 2015-01-22 15:49:08 -05:00
parent ccb2063aa4
commit de5b80bf75
6 changed files with 137 additions and 11 deletions
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13
webapp/src/edu/cornell/mannlib/vitro/webapp/reasoner/ABoxRecomputer.java
View file

@ -38,6 +38,7 @@ import com.hp.hpl.jena.vocabulary.RDFS;
import edu.cornell.mannlib.vitro.webapp.dao.VitroVocabulary;
import edu.cornell.mannlib.vitro.webapp.dao.jena.RDFServiceGraph;
import edu.cornell.mannlib.vitro.webapp.modelaccess.ModelNames;
import edu.cornell.mannlib.vitro.webapp.modules.searchIndexer.SearchIndexer;
import edu.cornell.mannlib.vitro.webapp.rdfservice.ChangeSet;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFServiceException;
@ -46,6 +47,8 @@ import edu.cornell.mannlib.vitro.webapp.rdfservice.impl.RDFServiceUtils;
public class ABoxRecomputer {
private static final Log log = LogFactory.getLog(ABoxRecomputer.class);
private final SearchIndexer searchIndexer;
private OntModel tboxModel; // asserted and inferred TBox axioms
private OntModel aboxModel;
@ -67,11 +70,13 @@ public class ABoxRecomputer {
public ABoxRecomputer(OntModel tboxModel,
OntModel aboxModel,
RDFService rdfService,
SimpleReasoner simpleReasoner) {
SimpleReasoner simpleReasoner,
SearchIndexer searchIndexer) {
this.tboxModel = tboxModel;
this.aboxModel = aboxModel;
this.rdfService = rdfService;
this.simpleReasoner = simpleReasoner;
this.searchIndexer = searchIndexer;
recomputing = false;
stopRequested = false;
handleSameAs = simpleReasoner.getSameAsEnabled();
@ -97,8 +102,14 @@ public class ABoxRecomputer {
}
}
try {
if (searchIndexer != null) {
searchIndexer.pause();
}
recomputeABox();
} finally {
if (searchIndexer != null) {
searchIndexer.unpause();
}
synchronized (lock1) {
recomputing = false;
}

15
webapp/src/edu/cornell/mannlib/vitro/webapp/reasoner/SimpleReasoner.java
View file

@ -43,6 +43,7 @@ import edu.cornell.mannlib.vitro.webapp.dao.jena.DifferenceGraph;
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.modelaccess.ModelNames;
import edu.cornell.mannlib.vitro.webapp.modules.searchIndexer.SearchIndexer;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFServiceException;
import edu.cornell.mannlib.vitro.webapp.rdfservice.adapters.VitroModelFactory;
@ -60,6 +61,8 @@ public class SimpleReasoner extends StatementListener {
private static final Log log = LogFactory.getLog(SimpleReasoner.class);
private final SearchIndexer searchIndexer;
private OntModel tboxModel; // asserted and inferred TBox axioms
private OntModel aboxModel; // ABox assertions
private Model inferenceModel; // ABox inferences
@ -95,12 +98,17 @@ public class SimpleReasoner extends StatementListener {
* whole ABox inference model is rebuilt
* @param inferenceScratchpadModel - output. This the model is temporarily used when
* the whole ABox inference model is rebuilt
* @param searchIndexer - output. If not null, the indexer will be paused before the
* ABox inference model is rebuilt and unpaused when the rebuild is complete.
*/
public SimpleReasoner(OntModel tboxModel,
RDFService rdfService,
Model inferenceModel,
Model inferenceRebuildModel,
Model scratchpadModel) {
Model scratchpadModel,
SearchIndexer searchIndexer) {
this.searchIndexer = searchIndexer;
this.tboxModel = tboxModel;
@ -117,7 +125,7 @@ public class SimpleReasoner extends StatementListener {
this.batchMode = 0;
aBoxDeltaModeler1 = new CumulativeDeltaModeler();
aBoxDeltaModeler2 = new CumulativeDeltaModeler();
recomputer = new ABoxRecomputer(tboxModel, aboxModel, rdfService, this);
recomputer = new ABoxRecomputer(tboxModel, aboxModel, rdfService, this, searchIndexer);
stopRequested = false;
if (rdfService == null) {
@ -140,6 +148,7 @@ public class SimpleReasoner extends StatementListener {
* ABox statements are maintained (added or retracted).
*/
public SimpleReasoner(OntModel tboxModel, OntModel aboxModel, Model inferenceModel) {
this.searchIndexer = null;
this.tboxModel = tboxModel;
this.aboxModel = aboxModel;
this.inferenceModel = inferenceModel;
@ -155,7 +164,7 @@ public class SimpleReasoner extends StatementListener {
ds.addNamedModel(ModelNames.TBOX_ASSERTIONS, tboxModel);
ds.setDefaultModel(ModelFactory.createUnion(fullModel, tboxModel));
recomputer = new ABoxRecomputer(tboxModel, aboxModel, new RDFServiceModel(ds), this);
recomputer = new ABoxRecomputer(tboxModel, aboxModel, new RDFServiceModel(ds), this, searchIndexer);
}
public void setPluginList(List<ReasonerPlugin> pluginList) {

5
webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java
View file

@ -23,8 +23,10 @@ import com.hp.hpl.jena.query.Dataset;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.RDFNode;
import edu.cornell.mannlib.vitro.webapp.application.ApplicationUtils;
import edu.cornell.mannlib.vitro.webapp.modelaccess.ModelAccess;
import edu.cornell.mannlib.vitro.webapp.modelaccess.ModelNames;
import edu.cornell.mannlib.vitro.webapp.modules.searchIndexer.SearchIndexer;
import edu.cornell.mannlib.vitro.webapp.rdfservice.RDFService;
import edu.cornell.mannlib.vitro.webapp.reasoner.ReasonerPlugin;
import edu.cornell.mannlib.vitro.webapp.reasoner.SimpleReasoner;
@ -45,6 +47,7 @@ public class SimpleReasonerSetup implements ServletContextListener {
@Override
public void contextInitialized(ServletContextEvent sce) {
ServletContext ctx = sce.getServletContext();
SearchIndexer searchIndexer = ApplicationUtils.instance().getSearchIndexer();
try {
OntModel tboxAssertionsModel = ModelAccess.on(ctx).getOntModel(ModelNames.TBOX_ASSERTIONS);
@ -70,7 +73,7 @@ public class SimpleReasonerSetup implements ServletContextListener {
// the simple reasoner will register itself as a listener to the ABox assertions
SimpleReasoner simpleReasoner = new SimpleReasoner(
tboxUnionModel, rdfService, inferenceModel, rebuildModel, scratchModel);
tboxUnionModel, rdfService, inferenceModel, rebuildModel, scratchModel, searchIndexer);
sce.getServletContext().setAttribute(SimpleReasoner.class.getName(),simpleReasoner);
StartupStatus ss = StartupStatus.getBean(ctx);