presto-thrift-api/src/main/java/io/prestosql/plugin/thrift/api/datatypes/PrestoThriftHyperLogLog.java/PrestoThriftHyperLogLog/getNulls
class PrestoThriftHyperLogLog:    @Nullable
    @ThriftField(value = 1, requiredness = OPTIONAL)
    public boolean[] getNulls()
    {
        return sliceType.getNulls();
    }