} else if (sameType(memberType, Integer.class)) {
buffer.append(Defs.getIntegerCode());
} else {
String msg = "Can't save a Collection storing " + memberType
+ "as attribute.";
throw new UnsavableDataTypeException(coll.getClass(), msg);
}
for (Object obj : coll) {
buffer.append(Defs.getSeparator() + (obj == null ? "null" : obj));
}