greenplumn CSerializableOptimizerConfig 代码
文件路径：/src/backend/gporca/libgpopt/src/minidump/CSerializableOptimizerConfig.cpp
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2018 VMware, Inc. or its affiliates..
/
/ @filename:
/ CSerializableOptimizerConfig.cpp
/
/ @doc:
/ Class for serializing optimizer config objects
/---------------------------------------------------------------------------
#include "gpopt/minidump/CSerializableOptimizerConfig.h"
#include "gpos/base.h"
#include "gpos/error/CErrorContext.h"
#include "gpos/task/CTask.h"
#include "gpopt/base/COptCtxt.h"
#include "gpopt/mdcache/CMDAccessor.h"
#include "gpopt/optimizer/COptimizerConfig.h"
#include "naucrates/dxl/CDXLUtils.h"
#include "naucrates/dxl/xml/CDXLSections.h"
#include "naucrates/dxl/xml/CXMLSerializer.h"
using namespace gpos;
using namespace gpopt;
using namespace gpdxl;
/ max length of the string representation of traceflag codes
#define GPOPT_MAX_TRACEFLAG_CODE_LENGTH 10
/---------------------------------------------------------------------------
/ @function:
/ CSerializableOptimizerConfig::CSerializableOptimizerConfig
/
/ @doc:
/ Ctor
/
/---------------------------------------------------------------------------
CSerializableOptimizerConfig::CSerializableOptimizerConfig(
CMemoryPool *mp, const COptimizerConfig *optimizer_config)
: CSerializable(), m_mp(mp), m_optimizer_config(optimizer_config)
{
GPOS_ASSERT(nullptr != optimizer_config);
}
/---------------------------------------------------------------------------
/ @function:
/ CSerializableOptimizerConfig::~CSerializableOptimizerConfig
/
/ @doc:
/ Dtor
/
/---------------------------------------------------------------------------
CSerializableOptimizerConfig::~CSerializableOptimizerConfig() = default;
/---------------------------------------------------------------------------
/ @function:
/ CSerializableOptimizerConfig::Serialize
/
/ @doc:
/ Serialize contents into provided stream
/
/---------------------------------------------------------------------------
void
CSerializableOptimizerConfig::Serialize(COstream &oos)
{
CXMLSerializer xml_serializer(m_mp, oos, false /*Indent*/);
/ Copy traceflags from global state
CBitSet *pbs = CTask::Self()->GetTaskCtxt()->copy_trace_flags(m_mp);
m_optimizer_config->Serialize(m_mp, &xml_serializer, pbs);
pbs->Release();
}
/ EOF
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