﻿// Copyright (c) 2015 Diego Ongaro
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR(S) DISCLAIM ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL AUTHORS BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RaftLib.Service
{
    /**
     * The format that Core::RollingStat serializes into.
     */
    internal class RollingStat
    {
        class Exceptional
        {
            Int64 when;
            UInt64 value;
        };

        double average;
        UInt64 count;
        double ewma2;
        double ewma4;
        UInt64 exceptional_count;
        UInt64 last;
        UInt64 min;
        UInt64 max;
        UInt64 sum;
        double stddev;
        Exceptional[] last_exceptional;
    };
}
