greenplumn COstreamBasic 源码
greenplumn COstreamBasic 代码
文件路径：/src/backend/gporca/libgpos/src/io/COstreamBasic.cpp
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2009 - 2010 Greenplum, Inc.
//
// @filename:
// COstreamBasic.cpp
//
// @doc:
// Implementation of basic wide character output stream
//---------------------------------------------------------------------------
#include "gpos/io/COstreamBasic.h"
#include "gpos/base.h"
#include "gpos/io/ioutils.h"
using namespace gpos;
//---------------------------------------------------------------------------
// @function:
// COstreamBasic::COstreamBasic
//
// @doc:
// ctor
//
//---------------------------------------------------------------------------
COstreamBasic::COstreamBasic(WOSTREAM *pos) : COstream(), m_ostream(pos)
{
GPOS_ASSERT(nullptr != m_ostream && "Output stream cannot be NULL");
}
//---------------------------------------------------------------------------
// @function:
// COstreamBasic::operator<<
//
// @doc:
// WCHAR write thru;
//
//---------------------------------------------------------------------------
IOstream &
COstreamBasic::operator<<(const WCHAR *wsz)
{
m_ostream = &(*m_ostream << wsz);
return *this;
}
//---------------------------------------------------------------------------
// @function:
// COstreamBasic::operator<<
//
// @doc:
// WCHAR write thru;
//
//---------------------------------------------------------------------------
IOstream &
COstreamBasic::operator<<(const WCHAR wc)
{
m_ostream = &(*m_ostream << wc);
return *this;
}
// EOF
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