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Fix assignment operator issues in ByteArray #51

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Fix assignment operator issues in ByteArray #51

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d381ecc
Fix assignment operator issues in ByteArray
noSTALKER May 24, 2019
54504c8
Revert formatting changes done to member initializer list
noSTALKER May 29, 2019
a019231
+ Remove the checks according to the review feedback
noSTALKER Jun 9, 2019
4f7dad2
Merge branch 'bytearray_fixes' of https://github.com/noSTALKER/SPTAG …
noSTALKER Jun 9, 2019
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39 changes: 23 additions & 16 deletions AnnService/inc/Core/CommonDataStructure.h
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Original file line number Diff line number Diff line change
Expand Up @@ -12,35 +12,42 @@ namespace SPTAG
class ByteArray
{
public:
ByteArray();
const static ByteArray c_empty;

ByteArray(ByteArray&& p_right);
static ByteArray Alloc(std::size_t p_length);

ByteArray(std::uint8_t* p_array, std::size_t p_length, bool p_transferOnwership);
ByteArray() noexcept;

ByteArray(std::uint8_t* p_array, std::size_t p_length, std::shared_ptr<std::uint8_t> p_dataHolder);
ByteArray(ByteArray&& p_right) noexcept;

ByteArray(const ByteArray& p_right);
ByteArray(std::uint8_t* p_array, std::size_t p_length, bool p_transferOnwership);

ByteArray& operator= (const ByteArray& p_right);
ByteArray(std::uint8_t* p_array, std::size_t p_length, std::shared_ptr<std::uint8_t> p_dataHolder) noexcept;

ByteArray& operator= (ByteArray&& p_right);
ByteArray(const ByteArray& p_right) noexcept;

~ByteArray();
ByteArray& operator=(const ByteArray& p_right) noexcept;

static ByteArray Alloc(std::size_t p_length);
ByteArray& operator=(ByteArray&& p_right) noexcept;

std::uint8_t* Data() const;
std::uint8_t* Data() const noexcept
{
return m_data;
}

std::size_t Length() const;

void SetData(std::uint8_t* p_array, std::size_t p_length);
std::size_t Length() const noexcept
{
return m_length;
}

std::shared_ptr<std::uint8_t> DataHolder() const;
std::shared_ptr<std::uint8_t> DataHolder() const noexcept
{
return m_dataHolder;
}

void Clear();
void SetData(std::uint8_t* p_array, std::size_t p_length) noexcept;

const static ByteArray c_empty;
void Clear() noexcept;

private:
std::uint8_t* m_data;
Expand Down
82 changes: 24 additions & 58 deletions AnnService/src/Core/CommonDataStructure.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3,25 +3,26 @@

#include "inc/Core/CommonDataStructure.h"

using namespace SPTAG;
namespace SPTAG
{

const ByteArray ByteArray::c_empty;

ByteArray::ByteArray()
ByteArray::ByteArray() noexcept
: m_data(nullptr),
m_length(0)
m_length(0)
{
}


ByteArray::ByteArray(ByteArray&& p_right)
ByteArray::ByteArray(ByteArray&& p_right) noexcept
: m_data(p_right.m_data),
m_length(p_right.m_length),
m_dataHolder(std::move(p_right.m_dataHolder))
m_length(p_right.m_length),
m_dataHolder(std::move(p_right.m_dataHolder))
{
p_right.m_data = nullptr;
p_right.m_length = 0;
}


ByteArray::ByteArray(std::uint8_t* p_array, std::size_t p_length, bool p_transferOnwership)
: m_data(p_array),
m_length(p_length)
Expand All @@ -32,25 +33,22 @@ ByteArray::ByteArray(std::uint8_t* p_array, std::size_t p_length, bool p_transfe
}
}


ByteArray::ByteArray(std::uint8_t* p_array, std::size_t p_length, std::shared_ptr<std::uint8_t> p_dataHolder)
ByteArray::ByteArray(std::uint8_t* p_array, std::size_t p_length, std::shared_ptr<std::uint8_t> p_dataHolder) noexcept
: m_data(p_array),
m_length(p_length),
m_dataHolder(std::move(p_dataHolder))
{
}


ByteArray::ByteArray(const ByteArray& p_right)
ByteArray::ByteArray(const ByteArray& p_right) noexcept
: m_data(p_right.m_data),
m_length(p_right.m_length),
m_dataHolder(p_right.m_dataHolder)
{
}


ByteArray&
ByteArray::operator= (const ByteArray& p_right)
ByteArray::operator=(const ByteArray& p_right) noexcept
{
m_data = p_right.m_data;
m_length = p_right.m_length;
Expand All @@ -59,9 +57,8 @@ ByteArray::operator= (const ByteArray& p_right)
return *this;
}


ByteArray&
ByteArray::operator= (ByteArray&& p_right)
ByteArray::operator=(ByteArray&& p_right) noexcept
{
m_data = p_right.m_data;
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shouldn't this move too?

m_length = p_right.m_length;
Expand All @@ -70,63 +67,32 @@ ByteArray::operator= (ByteArray&& p_right)
return *this;
}


ByteArray::~ByteArray()
{
}


ByteArray
ByteArray::Alloc(std::size_t p_length)
{
ByteArray byteArray;
if (0 == p_length)
{
return byteArray;
return ByteArray();
}
else {
auto array = new std::uint8_t[p_length];
return ByteArray(array, p_length, true);
}

byteArray.m_dataHolder.reset(new std::uint8_t[p_length],
std::default_delete<std::uint8_t[]>());

byteArray.m_length = p_length;
byteArray.m_data = byteArray.m_dataHolder.get();
return byteArray;
}


std::uint8_t*
ByteArray::Data() const
{
return m_data;
}


std::size_t
ByteArray::Length() const
{
return m_length;
}


void
ByteArray::SetData(std::uint8_t* p_array, std::size_t p_length)
ByteArray::SetData(std::uint8_t* p_array, std::size_t p_length) noexcept
{
m_data = p_array;
m_length = p_length;
}


std::shared_ptr<std::uint8_t>
ByteArray::DataHolder() const
{
return m_dataHolder;
m_length = p_length;
m_dataHolder.reset();
}


void
ByteArray::Clear()
ByteArray::Clear() noexcept
{
m_data = nullptr;
m_dataHolder.reset();
m_length = 0;
}
}
}