- } catch (IllegalArgumentException iae1) {
- logger.log(Level.WARNING, String.format("Duplicate field: %s", fieldName), iae1);
+ } catch (EmptyFieldName efn1) {
+ logger.log(Level.WARNING, "Empty field name!", efn1);
+ return null;
+ } catch (DuplicateField df1) {
+ logger.log(Level.WARNING, String.format("Duplicate field: %s", fieldName), df1);