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RetrievePrefixesModule.java
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RetrievePrefixesModule.java
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package cz.cvut.spipes.modules;
import cz.cvut.spipes.constants.KBSS_MODULE;
import cz.cvut.spipes.engine.ExecutionContext;
import cz.cvut.spipes.engine.ExecutionContextFactory;
import cz.cvut.spipes.manager.OntoDocManager;
import cz.cvut.spipes.manager.OntologyDocumentManager;
import org.apache.jena.assembler.JA;
import org.apache.jena.rdf.model.Model;
import org.apache.jena.rdf.model.ModelFactory;
import org.apache.jena.rdf.model.Resource;
import org.apache.jena.vocabulary.RDF;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class RetrievePrefixesModule extends AbstractModule {
private static final Logger LOG = LoggerFactory.getLogger(RetrievePrefixesModule.class.getName());
private static String TYPE_URI = KBSS_MODULE.getURI() + "retrieve-prefixes";
//TODO refactor -> should be part of execution context
OntologyDocumentManager ontologyDocumentManager = OntoDocManager.getInstance();
@Override
ExecutionContext executeSelf() {
Model outputModel = ModelFactory.createDefaultModel();
for (String ontologyUri : ontologyDocumentManager.getRegisteredOntologyUris()) {
Resource ontology = outputModel.createResource(ontologyUri);
ontologyDocumentManager.getOntology(ontologyUri).getNsPrefixMap().forEach((key, value) -> {
Resource singlePrefixMapping = outputModel.createResource();
outputModel.add(ontology, JA.prefixMapping, singlePrefixMapping);
outputModel.add(
singlePrefixMapping, RDF.type, JA.SinglePrefixMapping
);
outputModel.add(
singlePrefixMapping, JA.prefix, key
);
outputModel.add(
singlePrefixMapping, JA.namespace, value
);
});
}
return ExecutionContextFactory.createContext(outputModel);
}
@Override
public String getTypeURI() {
return TYPE_URI;
}
@Override
public void loadConfiguration() {
}
void setOntologyDocumentManager(OntologyDocumentManager ontologyDocumentManager) {
this.ontologyDocumentManager = ontologyDocumentManager;
}
}