@Override
public List<ItemType> unmarshall(Class<List<ItemType>> clazz, String itemTypeList) {
if (Item.EMPTY_ITEM_TYPE.equals(itemTypeList)) {
return null;
}
List<ItemType> types = new ArrayList<>();
String[] parts = itemTypeList.split(",");
for (String p : parts) {
types.add(ItemType.fromString(p));
}
return types;
}
