spcoll.cpp

股软 通达信行情接收接口, 包括美元汇率

{
	if( m_pData )
		qsort( m_pData, GetSize(), sizeof(DWORD), SortDWord );
}

BOOL CSPDWordArray::IsEqualTo( CSPDWordArray & adw )
{
	if( GetSize() != adw.GetSize() )
		return FALSE;
	for( int i=0; i<GetSize(); i++ )
	{
		if( ElementAt(i) != adw.ElementAt(i) )
			return FALSE;
	}
	return TRUE;
}

DWORD * CSPDWordArray::GetData()
{
	return m_pData;
}

void CSPDWordArray::Serialize(CSPArchive& ar)
{
	SP_ASSERT_VALID(this);

	if (ar.IsStoring())
	{
		ar << GetSize();
		// write each item individually so that it will be byte-swapped
		for (int i = 0; i < m_nSize; i++)
			ar << m_pData[i];
	}
	else
	{
		int	size;
		ar >> size;
		SetSize(size);
		for (int i = 0; i < size; i++)
		{
			DWORD	dw;
			ar >> dw;
			SetAt(i,dw);
		}
	}
}

#ifdef	_DEBUG

void	CSPDWordArray::AssertValid() const
{
	Object::AssertValid();
	if (m_pData == NULL)
	{
		SP_ASSERT(m_nSize == 0);
		SP_ASSERT(m_nMaxSize == 0);
	}
	else
	{
		SP_ASSERT(m_nSize >= 0);
		SP_ASSERT(m_nMaxSize >= 0);
		SP_ASSERT(m_nSize <= m_nMaxSize);
		SP_ASSERT( SP_IsValidAddress(m_pData, m_nMaxSize * sizeof(DWORD)) );
	}
}

void	CSPDWordArray::Dump( ) const
{
	Object::Dump( );
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CSPObArray out-of-line functions

CSPObArray::CSPObArray()
{
	m_pData = NULL;
	m_nSize = m_nMaxSize = m_nGrowBy = 0;
}

CSPObArray::~CSPObArray()
{
	SP_ASSERT_VALID(this);

	delete [] (BYTE*)m_pData;
}

void CSPObArray::SetSize(int nNewSize, int nGrowBy /* = -1 */)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nNewSize >= 0);

	if (nGrowBy != -1)
		m_nGrowBy = nGrowBy;  // set new size

	if (nNewSize == 0)
	{
		// shrink to nothing
		delete [] (BYTE*)m_pData;
		m_pData = NULL;
		m_nSize = m_nMaxSize = 0;
	}
	else if (m_pData == NULL)
	{
		// create one with exact size
#ifdef SIZE_T_MAX
		SP_ASSERT((long)nNewSize * sizeof(Object*) <= SIZE_T_MAX);  // no overflow
#endif
		m_pData = (Object**) new BYTE[nNewSize * sizeof(Object*)];

		memset(m_pData, 0, nNewSize * sizeof(Object*));  // zero fill

		m_nSize = m_nMaxSize = nNewSize;
	}
	else if (nNewSize <= m_nMaxSize)
	{
		// it fits
		if (nNewSize > m_nSize)
		{
			// initialize the new elements

			memset(&m_pData[m_nSize], 0, (nNewSize-m_nSize) * sizeof(Object*));

		}

		m_nSize = nNewSize;
	}
	else
	{
		// Otherwise grow array
		int nNewMax;
		if (nNewSize < m_nMaxSize + m_nGrowBy)
			nNewMax = m_nMaxSize + m_nGrowBy;  // granularity
		else
			nNewMax = nNewSize;  // no slush

#ifdef SIZE_T_MAX
		SP_ASSERT((long)nNewMax * sizeof(Object*) <= SIZE_T_MAX);  // no overflow
#endif
		Object** pNewData = (Object**) new BYTE[nNewMax * sizeof(Object*)];

		// copy new data from old
		memcpy(pNewData, m_pData, m_nSize * sizeof(Object*));

		// construct remaining elements
		SP_ASSERT(nNewSize > m_nSize);

		memset(&pNewData[m_nSize], 0, (nNewSize-m_nSize) * sizeof(Object*));


		// get rid of old stuff (note: no destructors called)
		delete [] (BYTE*)m_pData;
		m_pData = pNewData;
		m_nSize = nNewSize;
		m_nMaxSize = nNewMax;
	}
}

void CSPObArray::FreeExtra()
{
	SP_ASSERT_VALID(this);

	if (m_nSize != m_nMaxSize)
	{
		// shrink to desired size
#ifdef SIZE_T_MAX
		SP_ASSERT((long)m_nSize * sizeof(Object*) <= SIZE_T_MAX);  // no overflow
#endif
		Object** pNewData = NULL;
		if (m_nSize != 0)
		{
			pNewData = (Object**) new BYTE[m_nSize * sizeof(Object*)];
			// copy new data from old
			memcpy(pNewData, m_pData, m_nSize * sizeof(Object*));
		}

		// get rid of old stuff (note: no destructors called)
		delete [] (BYTE*)m_pData;
		m_pData = pNewData;
		m_nMaxSize = m_nSize;
	}
}

void CSPObArray::SetAtGrow(int nIndex, Object* newElement)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nIndex >= 0);

	if (nIndex >= m_nSize)
		SetSize(nIndex+1);
	m_pData[nIndex] = newElement;
}

void CSPObArray::InsertAt(int nIndex, Object* newElement, int nCount /*=1*/)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nIndex >= 0);    // will expand to meet need
	SP_ASSERT(nCount > 0);     // zero or negative size not allowed

	if (nIndex >= m_nSize)
	{
		// adding after the end of the array
		SetSize(nIndex + nCount);  // grow so nIndex is valid
	}
	else
	{
		// inserting in the middle of the array
		int nOldSize = m_nSize;
		SetSize(m_nSize + nCount);  // grow it to new size
		// shift old data up to fill gap
		memmove(&m_pData[nIndex+nCount], &m_pData[nIndex],
			(nOldSize-nIndex) * sizeof(Object*));

		// re-init slots we copied from

		memset(&m_pData[nIndex], 0, nCount * sizeof(Object*));

	}

	// insert new value in the gap
	SP_ASSERT(nIndex + nCount <= m_nSize);
	while (nCount--)
		m_pData[nIndex++] = newElement;
}

void CSPObArray::RemoveAt(int nIndex, int nCount /* = 1 */)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nIndex >= 0);
	SP_ASSERT(nCount >= 0);
	SP_ASSERT(nIndex + nCount <= m_nSize);

	// just remove a range
	int nMoveCount = m_nSize - (nIndex + nCount);

	if (nMoveCount)
		memcpy(&m_pData[nIndex], &m_pData[nIndex + nCount],
			nMoveCount * sizeof(Object*));
	m_nSize -= nCount;
}

void CSPObArray::InsertAt(int nStartIndex, CSPObArray* pNewArray)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(pNewArray != NULL);
	SP_ASSERT_VALID(pNewArray);
	SP_ASSERT(nStartIndex >= 0);

	if (pNewArray->GetSize() > 0)
	{
		InsertAt(nStartIndex, pNewArray->GetAt(0), pNewArray->GetSize());
		for (int i = 0; i < pNewArray->GetSize(); i++)
			SetAt(nStartIndex + i, pNewArray->GetAt(i));
	}
}

// Diagnostics
#ifdef _DEBUG
void CSPObArray::Dump() const
{
	Object::Dump( );
}

void CSPObArray::AssertValid() const
{
	Object::AssertValid();
	if (m_pData == NULL)
	{
		SP_ASSERT(m_nSize == 0);
		SP_ASSERT(m_nMaxSize == 0);
	}
	else
	{
		SP_ASSERT(m_nSize >= 0);
		SP_ASSERT(m_nMaxSize >= 0);
		SP_ASSERT(m_nSize <= m_nMaxSize);
		SP_ASSERT(SP_IsValidAddress(m_pData, m_nMaxSize * sizeof(Object*)));
	}
}
#endif //_DEBUG


/////////////////////////////////////////////////////////////////////////////
// CSPStringArray out-of-line functions

CSPStringArray::CSPStringArray()
{
	m_pData = NULL;
	m_nSize = m_nMaxSize = m_nGrowBy = 0;
}

CSPStringArray::~CSPStringArray()
{
	SP_ASSERT_VALID(this);


	SPDestructElements(m_pData, m_nSize);
	delete [] (BYTE*)m_pData;
}

void CSPStringArray::SetSize(int nNewSize, int nGrowBy /* = -1 */)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nNewSize >= 0);

	if (nGrowBy != -1)
		m_nGrowBy = nGrowBy;  // set new size

	if (nNewSize == 0)
	{
		// shrink to nothing

		SPDestructElements(m_pData, m_nSize);
		delete [] (BYTE*)m_pData;
		m_pData = NULL;
		m_nSize = m_nMaxSize = 0;
	}
	else if (m_pData == NULL)
	{
		// create one with exact size
#ifdef SIZE_T_MAX
		SP_ASSERT((long)nNewSize * sizeof(CSPString) <= SIZE_T_MAX);  // no overflow
#endif
		m_pData = (CSPString*) new BYTE[nNewSize * sizeof(CSPString)];

		SPConstructElements(m_pData, nNewSize);

		m_nSize = m_nMaxSize = nNewSize;
	}
	else if (nNewSize <= m_nMaxSize)
	{
		// it fits
		if (nNewSize > m_nSize)
		{
			// initialize the new elements

			SPConstructElements(&m_pData[m_nSize], nNewSize-m_nSize);

		}

		else if (m_nSize > nNewSize)  // destroy the old elements
			SPDestructElements(&m_pData[nNewSize], m_nSize-nNewSize);

		m_nSize = nNewSize;
	}
	else
	{
		// Otherwise grow array
		int nNewMax;
		if (nNewSize < m_nMaxSize + m_nGrowBy)
			nNewMax = m_nMaxSize + m_nGrowBy;  // granularity
		else
			nNewMax = nNewSize;  // no slush

#ifdef SIZE_T_MAX
		SP_ASSERT((long)nNewMax * sizeof(CSPString) <= SIZE_T_MAX);  // no overflow
#endif
		CSPString* pNewData = (CSPString*) new BYTE[nNewMax * sizeof(CSPString)];

		// copy new data from old
		memcpy(pNewData, m_pData, m_nSize * sizeof(CSPString));

		// construct remaining elements
		SP_ASSERT(nNewSize > m_nSize);

		SPConstructElements(&pNewData[m_nSize], nNewSize-m_nSize);


		// get rid of old stuff (note: no destructors called)
		delete [] (BYTE*)m_pData;
		m_pData = pNewData;
		m_nSize = nNewSize;
		m_nMaxSize = nNewMax;
	}
}

int CSPStringArray::Append(const CSPStringArray& src)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(this != &src);   // cannot append to itself

	int nOldSize = m_nSize;
	SetSize(m_nSize + src.m_nSize);

	SPCopyElements(m_pData + nOldSize, src.m_pData, src.m_nSize);

	return nOldSize;
}

void CSPStringArray::Copy(const CSPStringArray& src)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(this != &src);   // cannot append to itself

	SetSize(src.m_nSize);

	SPCopyElements(m_pData, src.m_pData, src.m_nSize);
}

void CSPStringArray::FreeExtra()
{
	SP_ASSERT_VALID(this);

	if (m_nSize != m_nMaxSize)
	{
		// shrink to desired size
#ifdef SIZE_T_MAX
		SP_ASSERT((long)m_nSize * sizeof(CSPString) <= SIZE_T_MAX);  // no overflow
#endif
		CSPString* pNewData = NULL;
		if (m_nSize != 0)
		{
			pNewData = (CSPString*) new BYTE[m_nSize * sizeof(CSPString)];
			// copy new data from old
			memcpy(pNewData, m_pData, m_nSize * sizeof(CSPString));
		}

		// get rid of old stuff (note: no destructors called)
		delete [] (BYTE*)m_pData;
		m_pData = pNewData;
		m_nMaxSize = m_nSize;
	}
}

void CSPStringArray::SetAtGrow(int nIndex, const char* newElement)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nIndex >= 0);

	if (nIndex >= m_nSize)
		SetSize(nIndex+1);
	m_pData[nIndex] = newElement;
}

void CSPStringArray::InsertAt(int nIndex, const char* newElement, int nCount /*=1*/)
{
	SP_ASSERT_VALID(this);
	SP_ASSERT(nIndex >= 0);    // will expand to meet need
	SP_ASSERT(nCount > 0);     // zero or negative size not allowed

	if (nIndex >= m_nSize)
	{
		// adding after the end of the array
		SetSize(nIndex + nCount);  // grow so nIndex is valid
	}
	else
	{
		// inserting in the middle of the array
		int nOldSize = m_nSize;
		SetSize(m_nSize + nCount);  // grow it to new size
		// shift old data up to fill gap
		memmove(&m_pData[nIndex+nCount], &m_pData[nIndex],
			(nOldSize-nIndex) * sizeof(CSPString));

		// re-init slots we copied from

		SPConstructElements(&m_pData[nIndex], nCount);

	}