public boolean handleDeleteFromRepositoryRequest() throws Exception {
if (DBG) System.out.println("HG HandleDeleteFromRepositoryRequest");
boolean success;
HGDBOntologyManager m = (HGDBOntologyManager) this.getModelManager().getOWLOntologyManager();
m.getOntologyRepository().printStatistics();
// Find our Repository
OntologyRepository repository = getProtegeRepository();
if (repository == null)
throw new IllegalStateException(
"Cannot handle delete from repository. No HGOwlOntologyRepository registered with Protege.");
// Open Repository delete dialog
OntologyRepositoryEntry ontologyEntry = RepositoryViewPanel.showDeleteDialog(repository);
if (ontologyEntry != null) {
// User wants to delete ontology.
// Do not allow deletion of any active ontology:
if (isLoadedOntologyFromLocation(ontologyEntry.getPhysicalURI())) {
// Dialog, cannot delete active ontology. Remove from sources
// first.
showDeleteCannotDeleteLoaded(ontologyEntry.getPhysicalURI());
success = false;
} else {
success = handleDeleteFrom(ontologyEntry);
}
} else {
success = false;
}
//
if (DBG) m.getOntologyRepository().printStatistics();
return success;
}
public boolean handleLoadFromRepositoryRequest() throws Exception {
if (DBG) System.out.println("HG HandleLoadFromRepositoryRequest");
boolean success;
HGDBOntologyManager m = (HGDBOntologyManager) this.getModelManager().getOWLOntologyManager();
OntologyRepository repository = getProtegeRepository();
if (repository == null)
throw new IllegalStateException(
"Cannot handle load from repository. No HGOwlOntologyRepository registered with Protege.");
// Open Repository open Dlg
OntologyRepositoryEntry ontologyEntry = RepositoryViewPanel.showOpenDialog(repository);
if (ontologyEntry != null) {
if (isLoadedOntologyFromLocation(ontologyEntry.getPhysicalURI())) {
// Dialog: database backed ontology already loaded, no reload
// necessary.
success = false;
} else {
success = handleLoadFrom(ontologyEntry.getPhysicalURI());
}
} else {
success = false;
}
//
m.getOntologyRepository().printStatistics();
return success;
}
/**
* Deletes an ontology from Hypergraph Repository.
*
* @param physicalURI
* @return
*/
protected boolean handleDeleteFrom(OntologyRepositoryEntry ontologyEntry) {
// A) Check, if the ontology is already loaded and/or managed and
// whether it can be found in
// the repository.
OWLOntologyID oID = ((HGOntologyRepositoryEntry) ontologyEntry).getOntologyID();
if (oID == null) throw new IllegalStateException();
HGOwlModelManagerImpl hmm = (HGOwlModelManagerImpl) getOWLModelManager();
PHGDBOntologyManagerImpl hom = (PHGDBOntologyManagerImpl) hmm.getOWLOntologyManager();
OWLOntology loadedOntoToDelete = hom.getOntology(oID);
// will be null if not loaded.
// getOntologyCatalogManager().Ontologies()
// B) Provide a confirmation Dialog with as much information as
// possible.
boolean userConfirmsDelete =
showDeleteConfirmation(oID, ontologyEntry.getPhysicalURI(), loadedOntoToDelete);
if (userConfirmsDelete) {
// C) Actual Removal:
// C-A) if ontology managed, remove from OwlModelManager,
// Owlontologymanager
if (loadedOntoToDelete != null) {
if (!(hom.getOntologyFormat(loadedOntoToDelete) instanceof HGDBOntologyFormat)) {
hmm.removeOntology(loadedOntoToDelete);
} else {
System.out.println(
"File based ontology not unloaded :" + loadedOntoToDelete.getOntologyID());
}
}
// C-B) delete in repository
boolean repoDeleteOk = hom.getOntologyRepository().deleteOntology(oID);
showDeleteSuccessOrFailure(repoDeleteOk, oID, ontologyEntry.getPhysicalURI());
return repoDeleteOk;
} else {
JOptionPane.showMessageDialog(
getWorkspace(),
"Delete cancelled by user. ",
"Delete Hypergraph Database Backed Ontology - Cancelled",
JOptionPane.WARNING_MESSAGE);
return false;
}
}
