presto-main/src/main/java/io/prestosql/sql/planner/SystemPartitioningHandle.java/SystemPartitioningHandle/SystemPartitioningHandle
class SystemPartitioningHandle:    @JsonCreator
    public SystemPartitioningHandle(
            @JsonProperty("partitioning") SystemPartitioning partitioning,
            @JsonProperty("function") SystemPartitionFunction function)
    {
        this.partitioning = requireNonNull(partitioning, "partitioning is null");
        this.function = requireNonNull(function, "function is null");
    }