&& StringUtils.isNotBlank(obj.getLang().getLang())) {
List<String> val = retMap
.get((obj.getLang().getLang()));
if (val == null) {
val = new ArrayList<String>();
<BUG>}
val.add(obj.getString());
retMap.put(obj.getLang().getLang(), val);
} else {</BUG>
List<String> val = retMap.get("def");

&& StringUtils.isNotBlank(obj.getLang().getLang())) {
List<String> val = retMap
.get((obj.getLang().getLang()));
