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NIHVIVO-1700 reloading display model on upgrade

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This commit is contained in:
bjl23 2011-01-17 22:43:21 +00:00
parent 855ea3663f
commit d6abfa8ce5
2 changed files with 24 additions and 1 deletions
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2
webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/JenaDataSourceSetupBase.java
View file

@ -57,7 +57,7 @@ public class JenaDataSourceSetupBase extends JenaBaseDaoCon {
protected static String USERPATH = BASE+"user/";
protected static String SYSTEMPATH = BASE+"system/";
protected static String AUTHPATH = BASE+"auth/";
protected static String APPPATH = BASE+"app/";
public static String APPPATH = BASE+"app/";
protected static String SUBMODELS = "/WEB-INF/submodels/";
String DB_USER = "jenatest"; // database user id

23
webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/UpdateKnowledgeBase.java
View file

@ -18,7 +18,9 @@ import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.ontology.OntModelSpec;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.Property;
import com.hp.hpl.jena.rdf.model.RDFNode;
import com.hp.hpl.jena.rdf.model.Resource;
import com.hp.hpl.jena.rdf.model.Statement;
import com.hp.hpl.jena.rdf.model.StmtIterator;
import com.hp.hpl.jena.shared.Lock;
@ -105,6 +107,7 @@ public class UpdateKnowledgeBase implements ServletContextListener {
if (ontologyUpdater.updateRequired()) {
ctx.setAttribute(LuceneSetup.INDEX_REBUILD_REQUESTED_AT_STARTUP, Boolean.TRUE);
doMiscAppMetadataReplacements(ctx.getRealPath(MISC_REPLACEMENTS_FILE), oms);
reloadDisplayModel(ctx);
}
} catch (Throwable t){
log.warn("Unable to perform miscellaneous application metadata replacements", t);
@ -177,6 +180,26 @@ public class UpdateKnowledgeBase implements ServletContextListener {
}
}
private void reloadDisplayModel(ServletContext ctx) {
log.info("Reloading display model");
Object o = ctx.getAttribute("displayOntModel");
if (o instanceof OntModel) {
OntModel displayModel = (OntModel) o;
displayModel.removeAll((Resource) null, (Property) null, (RDFNode) null);
if (displayModel.size() != 0) {
log.error("Display model not cleared successfully");
}
JenaPersistentDataSourceSetup.readOntologyFilesInPathSet(
JenaPersistentDataSourceSetup.APPPATH, ctx, displayModel);
log.info("Display model reloaded");
if (displayModel.size() == 0) {
log.warn("Display model empty after reloading");
}
} else {
log.error("No display model found in context");
}
}
private OntModel loadModelFromDirectory(String directoryPath) {
OntModel om = ModelFactory.createOntologyModel(OntModelSpec.OWL_MEM);