public bool UpdateNote(int termid, int userid, string newNote) { string oldNote = noteDAO.getNote(termid, userid); if (oldNote == null) { if (newNote.Length > 0) { noteDAO.createNote(termid, userid, newNote); } } else { if (newNote.Length == 0) { noteDAO.deleteNote(termid, userid); } else { noteDAO.updateNote(termid, userid, newNote); } } return(true); }