}
private void doSet(ColumnFamily cf, ColumnNameBuilder builder, UpdateParameters params, CollectionType validator, List<Pair<ByteBuffer, IColumn>> list) throws InvalidRequestException
{
int idx = validateListIdx(values.get(0), list);
Term value = values.get(1);
ByteBuffer name = list.get(idx).right.name();
cf.addColumn(params.makeColumn(name, value.getByteBuffer(validator.valueComparator(), params.variables)));
}