greenplumn CDXLMemoryManager 源码
greenplumn CDXLMemoryManager 代码
文件路径：/src/backend/gporca/libnaucrates/src/xml/CDXLMemoryManager.cpp
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2010 Greenplum, Inc.
//
// @filename:
// CDXLMemoryManager.cpp
//
// @doc:
// Implementation of the DXL memory manager to be plugged in Xerces.
//---------------------------------------------------------------------------
#include "naucrates/dxl/xml/CDXLMemoryManager.h"
#include "gpos/base.h"
using namespace gpdxl;
//---------------------------------------------------------------------------
// @function:
// CDXLMemoryManager::CDXLMemoryManager
//
// @doc:
// Constructs a memory manager around a given memory pool.
//
//---------------------------------------------------------------------------
CDXLMemoryManager::CDXLMemoryManager(CMemoryPool *mp) : m_mp(mp)
{
GPOS_ASSERT(nullptr != m_mp);
}
//---------------------------------------------------------------------------
// @function:
// CDXLMemoryManager::allocate
//
// @doc:
// Memory allocation.
//
//---------------------------------------------------------------------------
void *
CDXLMemoryManager::allocate(XMLSize_t xmlsize)
{
GPOS_ASSERT(nullptr != m_mp);
return GPOS_NEW_ARRAY(m_mp, BYTE, xmlsize);
}
//---------------------------------------------------------------------------
// @function:
// CDXLMemoryManager::deallocate
//
// @doc:
// Memory deallocation.
//
//---------------------------------------------------------------------------
void
CDXLMemoryManager::deallocate(void *pv)
{
GPOS_DELETE_ARRAY(reinterpret_cast<BYTE *>(pv));
}
// EOF
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