((PigNullableWritable)obj).setIndex(origIndex);
}
else {
PigNullableWritable myObj = null;
if (obj == null) {
myObj = new NullableUnknownWritable();
myObj.setNull(true);
}
else {
myObj = HDataType.getWritableComparableTypes(obj, HDataType.findTypeFromNullableWritable(curKey));
}