greenplumn CAutoTraceFlag 代码
文件路径：/src/backend/gporca/libgpos/include/gpos/task/CAutoTraceFlag.h
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2008 Greenplum, Inc.
/
/ @filename:
/ CAutoTraceFlag.h
/
/ @doc:
/ Auto wrapper to set/reset a traceflag for a scope
/---------------------------------------------------------------------------
#ifndef GPOS_CAutoTraceFlag_H
#define GPOS_CAutoTraceFlag_H
#include "gpos/base.h"
#include "gpos/common/CStackObject.h"
#include "gpos/task/ITask.h"
#include "gpos/task/traceflags.h"
namespace gpos
{
/---------------------------------------------------------------------------
/ @class:
/ CAutoTraceFlag
/
/ @doc:
/ Auto wrapper;
/
/---------------------------------------------------------------------------
class CAutoTraceFlag : public CStackObject
{
private:
/ traceflag id
ULONG m_trace;
/ original value
BOOL m_orig;
public:
CAutoTraceFlag(const CAutoTraceFlag &) = delete;
/ ctor
CAutoTraceFlag(ULONG trace, BOOL orig);
/ dtor
virtual ~CAutoTraceFlag();
}; / class CAutoTraceFlag
} / namespace gpos
#endif / !GPOS_CAutoTraceFlag_H
/ EOF
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