MemoryPoolSettings.h

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// Copyright Onix Solutions Limited [OnixS]. All rights reserved.
//
// This software owned by Onix Solutions Limited [OnixS] and is 
// protected by copyright law and international copyright treaties.
//
// Access to and use of the software is governed by the terms of the applicable 
// OnixS Software Services Agreement (the Agreement) and Customer end user license 
// agreements granting a non-assignable, non-transferable and non-exclusive license 
// to use the software for it's own data processing purposes under the terms defined 
// in the Agreement.
//
// Except as otherwise granted within the terms of the Agreement, copying or 
// reproduction of any part of this source code or associated reference material 
// to any other location for further reproduction or redistribution, and any 
// amendments to this copyright notice, are expressly prohibited.
//
// Any reproduction or redistribution for sale or hiring of the Software not in 
// accordance with the terms of the Agreement is a violation of copyright law.
//
 
#pragma once
 
#include <string>
#include <stdexcept>
 
#include <OnixS/CME/ConflatedUDP/String.h>
 
ONIXS_CONFLATEDUDP_NAMESPACE_BEGIN

inline
void
throwZeroParameter(
    const Char* parameter)
{
    std::string reason;
 
    reason += "Non-zero value is expected for '";
    reason += parameter ? parameter : "<unknown>";
    reason += "' parameter. ";
 
    throw std::out_of_range(reason);
}

ONIXS_CONFLATEDUDP_LTWT_CLASS MemoryPoolSettings 
{
    size_t blockIncrease_;
 
    size_t increaseQty_;
 
    size_t chunkSize_;
 
    size_t chunkScaling_;
 
public:
    MemoryPoolSettings()
      : blockIncrease_(48)
      , increaseQty_(32)
      , chunkSize_(20)
      , chunkScaling_(2)
    {
    }

    MemoryPoolSettings(
        const MemoryPoolSettings& other)
        : blockIncrease_(
            other.blockIncrease_)
        , increaseQty_(
            other.increaseQty_)
        , chunkSize_(
            other.chunkSize_)
        , chunkScaling_(
            other.chunkScaling_)
    {
    }

    ~MemoryPoolSettings()
    {
    }

    size_t 
    blockIncrease() const
    {
        return blockIncrease_;
    }

    void 
    blockIncrease(
        size_t increase) 
    {
        const Char* 
        const name = 
            "BlockIncrease";
 
        if (0 < increase)
        {
            blockIncrease_ = increase;
        }
        else
        {
            throwZeroParameter(name);
        }
    }

    size_t 
    increaseQty() const
    {
        return increaseQty_;
    }

    void 
    increaseQty(
        size_t qty) 
    {
        const Char* 
        const name = 
            "IncreaseQty";
 
        if (0 < qty)
        {
            increaseQty_ = qty;
        }
        else
        {
            throwZeroParameter(name);
        }
    }

    size_t 
    chunkSize() const
    {
        return chunkSize_;
    }

    void 
    chunkSize(
        size_t size) 
    {
        const Char* 
        const name = 
            "ChunkSize";
 
        if (0 < size)
        {
            chunkSize_ = size;
        }
        else
        {
            throwZeroParameter(name);
        }
    }

    size_t 
    chunkScaling() const
    {
        return chunkScaling_;
    }

    void
    chunkScaling(
        size_t factor)
    {
        const Char* 
        const name = 
            "ChunkScaling";
 
        if (0 < factor)
        {
            chunkScaling_ = factor;
        }
        else
        {
            throwZeroParameter(name);
        }
    }

    MemoryPoolSettings&
    operator =(
        const MemoryPoolSettings& other)
    {
        blockIncrease_ = 
            other.blockIncrease_;
 
        increaseQty_ = 
            other.increaseQty_;
 
        chunkSize_ = 
            other.chunkSize_;
 
        chunkScaling_ = 
            other.chunkScaling_;
 
        return *this;
    }
};

ONIXS_CONFLATEDUDP_EXPORTED
void
toStr(
    std::string&,
    const 
    MemoryPoolSettings&);

inline
std::string
toStr(
    const 
    MemoryPoolSettings& settings)
{
    std::string str;
 
    toStr(str, settings);
 
    return str;
}
 
ONIXS_CONFLATEDUDP_NAMESPACE_END