Composites.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 <OnixS/CME/iLink3/ABI.h>
 
#include <OnixS/CME/iLink3/messaging/Memory.h>
#include <OnixS/CME/iLink3/messaging/Decimal.h>
#include <OnixS/CME/iLink3/messaging/Fields.h>
 
ONIXS_ILINK3_MESSAGING_NAMESPACE_BEGIN
ONIXS_ILINK3_DATA_PACKING_BEGIN(1)
 

ONIXS_ILINK3_LTWT_STRUCT DATA
{
public:
    enum { Size = 2 };

    typedef UInt16 Length;

    typedef Char VarData;

    ONIXS_ILINK3_NODISCARD
    Length length() const noexcept
    {
        return length_;
    }

    void length(Length value) noexcept
    {
        length_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    StrRef varData() const noexcept
    {
        return StrRef(reinterpret_cast<const Char*>(this) + Size, length());
    }

    void varData(StrRef value) noexcept
    {
        length(static_cast<Length>(value.size()));
        if(value.data())
            std::memcpy(reinterpret_cast<Char*>(this) + Size, value.data(), value.size());
    }

    ONIXS_ILINK3_NODISCARD
    Length binarySize() const noexcept
    {
        return Size + length();
    }
 
private:
    Length length_;
};
 

ONIXS_ILINK3_LTWT_CLASS GroupSize
{
public:
    enum { Size = 3 };

    typedef UInt16 BlockLength;

    typedef UInt8 NumInGroup;

    ONIXS_ILINK3_NODISCARD
    BlockLength blockLength() const noexcept
    {
        return blockLength_;
    }

    void setBlockLength(BlockLength value) noexcept
    {
        blockLength_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    NumInGroup numInGroup() const noexcept
    {
        return numInGroup_;
    }

    void setNumInGroup(NumInGroup value) noexcept
    {
        numInGroup_ = value;
    }
 
private:
    BlockLength blockLength_;
    NumInGroup numInGroup_;
};
 

ONIXS_ILINK3_LTWT_CLASS GroupSizeEncoding
{
public:
    enum { Size = 4 };

    typedef UInt16 BlockLength;

    typedef UInt16 NumInGroup;

    ONIXS_ILINK3_NODISCARD
    BlockLength blockLength() const noexcept
    {
        return blockLength_;
    }

    void setBlockLength(BlockLength value) noexcept
    {
        blockLength_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    NumInGroup numInGroup() const noexcept
    {
        return numInGroup_;
    }

    void setNumInGroup(NumInGroup value) noexcept
    {
        numInGroup_ = value;
    }
 
private:
    BlockLength blockLength_;
    NumInGroup numInGroup_;
};
 

ONIXS_ILINK3_LTWT_CLASS MessageHeader
{
public:
    enum { Size = 8 };

    typedef UInt16 BlockLength;

    typedef UInt16 TemplateId;

    typedef UInt16 SchemaId;

    typedef UInt16 Version;

    ONIXS_ILINK3_NODISCARD
    BlockLength blockLength() const noexcept
    {
        return blockLength_;
    }

    void setBlockLength(BlockLength value) noexcept
    {
        blockLength_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    TemplateId templateId() const noexcept
    {
        return templateId_;
    }

    void setTemplateId(TemplateId value) noexcept
    {
        templateId_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    SchemaId schemaId() const noexcept
    {
        return schemaId_;
    }

    void setSchemaId(SchemaId value) noexcept
    {
        schemaId_ = value;
    }

    ONIXS_ILINK3_NODISCARD
    Version version() const noexcept
    {
        return version_;
    }

    void setVersion(Version value) noexcept
    {
        version_ = value;
    }
 
private:
    BlockLength blockLength_;
    TemplateId templateId_;
    SchemaId schemaId_;
    Version version_;
};
 
 
typedef MessageHeader MessageHeaderBuilder;
 
ONIXS_ILINK3_DATA_PACKING_END

typedef
FloatingPointDecimal
<
    Int32,
    Int8
>
Decimal32NULL;

ONIXS_ILINK3_LTWT_STRUCT NullDecimal32NULL
{
    typedef Decimal32NULL Value;

    typedef
    IntegralConstant<Int32, 2147483647>
    NullMantissa;
 

    ONIXS_ILINK3_NODISCARD
    bool operator ==(const Value& other) const noexcept
    {
        return (
           NullMantissa() ==
           other.mantissa());
    }

    ONIXS_ILINK3_NODISCARD
    bool operator !=(const Value& other) const noexcept
    {
        return !(*this == other);
    }

    constexpr
    operator Value() const noexcept
    {
        return Value(NullMantissa(), 0);
    }

    constexpr
    Value operator()() const noexcept
    {
        return Value(NullMantissa(), 0);
    }

    constexpr
    static Value value() noexcept
    {
        return Value(NullMantissa(), 0);
    }
};

ONIXS_ILINK3_NODISCARD
inline
bool
isNull(
    const Decimal32NULL& value) noexcept
{
    return NullDecimal32NULL() == value;
}
 

typedef
FloatingPointDecimal
<
    Int64,
    Int8
>
Decimal64NULL;

ONIXS_ILINK3_LTWT_STRUCT NullDecimal64NULL
{
    typedef Decimal64NULL Value;

    typedef
    IntegralConstant<Int64, 9223372036854775807LL>
    NullMantissa;
 

    ONIXS_ILINK3_NODISCARD
    bool operator ==(const Value& other) const noexcept
    {
        return (
           NullMantissa() ==
           other.mantissa());
    }

    ONIXS_ILINK3_NODISCARD
    bool operator !=(const Value& other) const noexcept
    {
        return !(*this == other);
    }

    constexpr
    operator Value() const noexcept
    {
        return Value(NullMantissa(), 0);
    }

    constexpr
    Value operator()() const noexcept
    {
        return Value(NullMantissa(), 0);
    }

    constexpr
    static Value value() noexcept
    {
        return Value(NullMantissa(), 0);
    }
};

ONIXS_ILINK3_NODISCARD
inline
bool
isNull(
    const Decimal64NULL& value) noexcept
{
    return NullDecimal64NULL() == value;
}
 

ONIXS_ILINK3_LTWT_CLASS MaturityMonthYear
{
public:
    enum { Size = 5 };

    typedef UInt16 Year;

    typedef
    IntegralConstant<UInt16, 65535>
    NullYear;

    typedef UInt8 Month;

    typedef
    IntegralConstant<UInt8, 255>
    NullMonth;

    typedef UInt8 Day;

    typedef
    IntegralConstant<UInt8, 255>
    NullDay;

    typedef UInt8 Week;

    typedef
    IntegralConstant<UInt8, 255>
    NullWeek;

    constexpr
    MaturityMonthYear() noexcept
      : year_(NullYear::value()),
        month_(NullMonth::value()),
        day_(NullDay::value()),
        week_(NullWeek::value())
    {
    }

    constexpr
    MaturityMonthYear(
        Year year,
        Month month,
        Day day,
        Week week) noexcept
      : year_(year),
        month_(month),
        day_(day),
        week_(week)
    {
    }

    ONIXS_ILINK3_NODISCARD
    std::string
    toString() const;

    struct MemberTraits
    {
        enum { Count = 4 };
 
        typedef Year FirstArgType;
 
        typedef Month SecondArgType;
 
        typedef Day ThirdArgType;
 
        typedef Week FourthArgType;
    };

    void serialize(void* addr) const noexcept
    {
        assert(addr);
 
        std::memcpy(addr, &year_, sizeof(year_));
        addr = advanceByBytes(addr, sizeof(year_));
 
        std::memcpy(addr, &month_, sizeof(month_));
        addr = advanceByBytes(addr, sizeof(month_));
 
        std::memcpy(addr, &day_, sizeof(day_));
        addr = advanceByBytes(addr, sizeof(day_));
 
        std::memcpy(addr, &week_, sizeof(week_));
    }

    ONIXS_ILINK3_NODISCARD
    Year year() const noexcept
    {
        return year_;
    }

    void setYear(Year value) noexcept
    {
        year_ = value;
    }
 
    void setYearToNull() noexcept
    {
        year_ = NullYear();
    }

    ONIXS_ILINK3_NODISCARD
    bool month(Month& value) const noexcept
    {
        value = month_;
        return NullMonth() != month_;
    }

    void setMonth(Month value) noexcept
    {
        month_ = value;
    }
 
    void setMonthToNull() noexcept
    {
        month_ = NullMonth();
    }

    ONIXS_ILINK3_NODISCARD
    bool day(Day& value) const noexcept
    {
        value = day_;
        return NullDay() != day_;
    }

    void setDay(Day value) noexcept
    {
        day_ = value;
    }
 
    void setDayToNull() noexcept
    {
        day_ = NullDay();
    }

    ONIXS_ILINK3_NODISCARD
    bool week(Week& value) const noexcept
    {
        value = week_;
        return NullWeek() != week_;
    }

    void setWeek(Week value) noexcept
    {
        week_ = value;
    }
 
    void setWeekToNull() noexcept
    {
        week_ = NullWeek();
    }

    ONIXS_ILINK3_NODISCARD
    bool
    operator==(
        const MaturityMonthYear& other) const noexcept;

    ONIXS_ILINK3_NODISCARD
    bool
    operator!=(
        const MaturityMonthYear& other) const noexcept
    {
        return !(*this == other);
    }
 
private:
    Year year_;
    Month month_;
    Day day_;
    Week week_;
};
 

ONIXS_ILINK3_LTWT_STRUCT NullMaturityMonthYear
{
    typedef MaturityMonthYear Value;

    ONIXS_ILINK3_NODISCARD
    bool operator ==(const Value& other) const noexcept
    {
        return (
           MaturityMonthYear::NullYear() ==
           other.year());
    }

    ONIXS_ILINK3_NODISCARD
    bool operator !=(const Value& other) const noexcept
    {
        return !(*this == other);
    }

    constexpr
    operator Value() const noexcept
    {
        return Value();
    }

    constexpr
    Value operator()() const noexcept
    {
        return Value();
    }

    constexpr
    static Value value() noexcept
    {
        return Value();
    }
};
 
inline
bool
MaturityMonthYear::operator==(
    const MaturityMonthYear& other) const noexcept
{
    if((NullMaturityMonthYear() == *this) &&
            (NullMaturityMonthYear() == other))
        return true;
 
    return
        (this->year_ == other.year_) &&
        (this->month_ == other.month_) &&
        (this->day_ == other.day_) &&
        (this->week_ == other.week_);
}

typedef
FixedPointDecimal
<
    Int64,
    IntegralConstant<Int8, -9>
>
PRICE9;

ONIXS_ILINK3_LTWT_STRUCT NullPRICE9
{
    typedef PRICE9 Value;

    typedef
    IntegralConstant<Int64, 9223372036854775807LL>
    NullMantissa;
 

    ONIXS_ILINK3_NODISCARD
    bool operator ==(const Value& other) const noexcept
    {
        return (
           NullMantissa() ==
           other.mantissa());
    }

    ONIXS_ILINK3_NODISCARD
    bool operator !=(const Value& other) const noexcept
    {
        return !(*this == other);
    }

    constexpr
    operator Value() const noexcept
    {
        return Value(NullMantissa());
    }

    constexpr
    Value operator()() const noexcept
    {
        return Value(NullMantissa());
    }

    constexpr
    static Value value() noexcept
    {
        return Value(NullMantissa());
    }
};

ONIXS_ILINK3_NODISCARD
inline bool isNull(const PRICE9& value) noexcept
{
    return NullPRICE9() == value;
}
 
 
ONIXS_ILINK3_MESSAGING_NAMESPACE_END