code: private void txtClassUriTemplateFocusLost(java.awt.event.FocusEvent evt) {// GEN-FIRST:event_txtClassUriTemplateFocusLost
  		String uriTemplate = txtClassUriTemplate.getText();
  		if (predicateSubjectMap == null) {
  			predicateSubjectMap = createPredicateSubjectMap();
  		}
  		predicateSubjectMap.setTargetMapping(uriTemplate);
  		validateClassUri();
  	}
docs: GEN-LAST:event_txtClassUriTemplateFocusGained