public String getTypeAll() { List<BoardType> list = this.boardTypeService.getAll(); StringBuffer bf = new StringBuffer("["); for (BoardType bt : list) { bf.append("['").append(bt.getTypeId()).append("','").append(bt.getTypeName()).append("'],"); } bf.deleteCharAt(bf.length() - 1).append("]"); setJsonString(bf.toString()); return "success"; }