private void enableProtegeOntology() { if (!owlModel.isProtegeMetaOntologyImported()) { ImportHelper importHelper = new ImportHelper((JenaOWLModel) owlModel); try { URI uri = new URI(ProtegeNames.PROTEGE_OWL_ONTOLOGY); importHelper.addImport(uri); importHelper.importOntologies(); owlModel .getNamespaceManager() .setPrefix(ProtegeNames.PROTEGE_OWL_NAMESPACE, ProtegeNames.PROTEGE_PREFIX); userDatatypesCBox.setEnabled(true); } catch (Exception e) { ProtegeUI.getModalDialogFactory().showErrorMessageDialog(owlModel, e.getMessage()); } } }