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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-04-18 21:44:02 +03:00
2023-06-02 17:02:09 +03:00

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2.3 KiB
C++

/* Copyright (C) 2014 InfiniDB, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
// $Id: anydatalist.cpp 9655 2013-06-25 23:08:13Z xlou $
#include "elementtype.h"
namespace joblist
{
//
//...Create an index where we store a manipulator flag (for each stream)
//...that controls the inclusion of a datalist's OID in stream operations.
//
static const int showOidInDataList_Index = std::ios_base::xalloc();
std::ostream& operator<<(std::ostream& oss, const AnyDataListSPtr& dl)
{
bool withOid = (oss.iword(showOidInDataList_Index) != 0);
if (auto* dle = dl->rowGroupDL(); dle != nullptr)
{
if (withOid)
oss << dle->OID() << " ";
//...If this datalist is saved to disk, then include the saved
//...element size in the printed information.
std::ostringstream elemSizeStr;
if (dle->useDisk())
{
elemSizeStr << "(" << dle->getDiskElemSize1st() << "," << dle->getDiskElemSize2nd() << ")";
}
oss << "(0x" << std::hex << (ptrdiff_t)dle << std::dec << elemSizeStr.str() << ")";
}
else
{
oss << "0 (0x0000 [0])";
}
return oss;
}
//
//...showOidInDL is a manipulator that enables the inclusion of the data-
//...list's OID in subsequent invocations of the AnyDataListSPtr output
//...stream operator.
//
std::ostream& showOidInDL(std::ostream& strm)
{
strm.iword(showOidInDataList_Index) = true;
return strm;
}
//
//...omitOidInDL is a manipulator that disables the inclusion of the data-
//...list's OID in subsequent invocations of the AnyDataListSPtr output
//...stream operator.
//
std::ostream& omitOidInDL(std::ostream& strm)
{
strm.iword(showOidInDataList_Index) = false;
return strm;
}
} // namespace joblist