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libreoffice/dbaccess/source/core/api/RowSetCacheIterator.cxx

153 lines
6.0 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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*
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"
#ifndef DBACCESS_ROWSETCACHEITERATOR_HXX
#include "RowSetCacheIterator.hxx"
#endif
#ifndef DBACCESS_CORE_API_ROWSETCACHE_HXX
#include "RowSetCache.hxx"
#endif
#ifndef DBACCESS_CORE_API_ROWSETBASE_HXX
#include "RowSetBase.hxx"
#endif
#include <rtl/logfile.hxx>
using namespace dbaccess;
ORowSetCacheIterator::ORowSetCacheIterator(const ORowSetCacheIterator& _rRH)
: m_aIter(_rRH.m_aIter)
, m_pCache(_rRH.m_pCache)
,m_pRowSet(_rRH.m_pRowSet)
{
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "ORowSetCacheIterator::ORowSetCacheIterator" );
}
// -----------------------------------------------------------------------------
ORowSetCacheIterator::operator ORowSetMatrix::iterator()
{
return m_aIter->second.aIterator;
}
// -----------------------------------------------------------------------------
ORowSetCacheIterator& ORowSetCacheIterator::operator =(const ORowSetCacheIterator& _rRH)
{
if(this == &_rRH)
return *this;
m_pCache = _rRH.m_pCache;
m_aIter = _rRH.m_aIter;
m_pRowSet = _rRH.m_pRowSet;
return *this;
}
// -----------------------------------------------------------------------------
ORowSetCacheIterator& ORowSetCacheIterator::operator =(const ORowSetMatrix::iterator& _rIter)
{
m_aIter->second.aIterator = _rIter;
return *this;
}
// -----------------------------------------------------------------------------
ORowSetRow& ORowSetCacheIterator::operator *()
{
return *m_aIter->second.aIterator;
}
// -----------------------------------------------------------------------------
const ORowSetRow& ORowSetCacheIterator::operator *() const
{
if ( !m_pRowSet->isInsertRow() && m_aIter->second.aIterator == m_pCache->m_pMatrix->end() )
{
OSL_ENSURE(m_aIter->second.aBookmark.hasValue(),"bookmark has no value!");
OSL_VERIFY(m_pCache->moveToBookmark(m_aIter->second.aBookmark));
m_aIter->second.aIterator = m_pCache->m_aMatrixIter;
}
return *m_aIter->second.aIterator;
}
// -----------------------------------------------------------------------------
ORowSetMatrix::iterator& ORowSetCacheIterator::operator ->()
{
return m_aIter->second.aIterator;
}
// -----------------------------------------------------------------------------
const ORowSetMatrix::iterator& ORowSetCacheIterator::operator ->() const
{
if ( !m_pRowSet->isInsertRow() && m_aIter->second.aIterator == m_pCache->m_pMatrix->end() )
{
OSL_ENSURE(m_aIter->second.aBookmark.hasValue(),"bookmark has no value!");
OSL_VERIFY(m_pCache->moveToBookmark(m_aIter->second.aBookmark));
m_aIter->second.aIterator = m_pCache->m_aMatrixIter;
}
return m_aIter->second.aIterator;
}
// -----------------------------------------------------------------------------
bool ORowSetCacheIterator::operator <=(const ORowSetMatrix::iterator& _rRH) const
{
return m_aIter->second.aIterator <= _rRH;
}
// -----------------------------------------------------------------------------
bool ORowSetCacheIterator::operator <(const ORowSetMatrix::iterator& _rRH) const
{
return m_aIter->second.aIterator < _rRH;
}
// -----------------------------------------------------------------------------
bool ORowSetCacheIterator::operator !=(const ORowSetMatrix::iterator& _rRH) const
{
return m_aIter->second.aIterator != _rRH;
}
// -----------------------------------------------------------------------------
bool ORowSetCacheIterator::operator ==(const ORowSetMatrix::iterator& _rRH) const
{
return m_aIter->second.aIterator == _rRH;
}
// -----------------------------------------------------------------------------
void ORowSetCacheIterator::setBookmark(const ::com::sun::star::uno::Any& _rBookmark)
{
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "ORowSetCacheIterator::setBookmark" );
m_aIter->second.aBookmark = _rBookmark;
}
// -----------------------------------------------------------------------------
sal_Bool ORowSetCacheIterator::isNull() const
{
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "ORowSetCacheIterator::isNull" );
sal_Bool bRet = !m_pCache || !m_pRowSet || m_aIter == m_pCache->m_aCacheIterators.end();
if ( !bRet )
{
ORowSetCacheIterator_Helper aHelper = m_aIter->second;
bRet = ( m_pRowSet->isInsertRow()
?
m_aIter->second.aIterator == m_pCache->m_pInsertMatrix->end()
:
m_aIter->second.aIterator == m_pCache->m_pMatrix->end()
);
}
return bRet;
}
// -----------------------------------------------------------------------------
::osl::Mutex* ORowSetCacheIterator::getMutex() const
{
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbaccess", "Ocke.Janssen@sun.com", "ORowSetCacheIterator::getMutex" );
return m_pRowSet ? m_pRowSet->getMutex() : NULL;
}