greenplumn CAutoSuspendAbort 源码
greenplumn CAutoSuspendAbort 代码
文件路径：/src/backend/gporca/libgpos/include/gpos/task/CAutoSuspendAbort.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2011 EMC Corp.
//
// @filename:
// CAutoSuspendAbort.h
//
// @doc:
// Auto object for suspending and resuming task cancellation
//---------------------------------------------------------------------------
#ifndef GPOS_CAutoSuspendAbort_H
#define GPOS_CAutoSuspendAbort_H
#include "gpos/base.h"
#include "gpos/common/CStackObject.h"
namespace gpos
{
class CTask;
//---------------------------------------------------------------------------
// @class:
// CAutoSuspendAbort
//
// @doc:
// Auto object for suspending and resuming task cancellation
//
//---------------------------------------------------------------------------
class CAutoSuspendAbort : public CStackObject
{
private:
// pointer to task in current execution context
CTask *m_task;
public:
// ctor - suspends CFA
CAutoSuspendAbort();
// dtor - resumes CFA
virtual ~CAutoSuspendAbort();
}; // class CAutoSuspendAbort
} // namespace gpos
#endif // GPOS_CAutoSuspendAbort_H
// EOF
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