//# StandardStManAccessor.cc: Gives access to some StandardStMan functions
//# Copyright (C) 2000
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# This library 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 Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//#        Internet email: aips2-request@nrao.edu.
//#        Postal address: AIPS++ Project Office
//#                        National Radio Astronomy Observatory
//#                        520 Edgemont Road
//#                        Charlottesville, VA 22903-2475 USA
//#
//# $Id$

//# Includes
#include <casacore/tables/DataMan/StandardStManAccessor.h>
#include <casacore/tables/DataMan/SSMBase.h>
#include <casacore/tables/Tables/Table.h>
#include <casacore/tables/DataMan/DataManError.h>
#include <casacore/casa/BasicSL/String.h>
#include <casacore/casa/Utilities/Assert.h>

namespace casacore { //# NAMESPACE CASACORE - BEGIN

ROStandardStManAccessor::ROStandardStManAccessor (const Table& table,
                                                  const String& name,
                                                  Bool byColumn)
  : RODataManAccessor (table, name, byColumn),
    itsSSMPtr (0)
{
    itsSSMPtr = dynamic_cast<SSMBase*>(baseDataManager());
    if (itsSSMPtr == 0) {
	throw (DataManError ("ROStandardStManAccessor " + name +
                             " constructed for data manager type "
			     + baseDataManager()->dataManagerType() +
			     "; expected StandardStMan"));
    }
}

ROStandardStManAccessor::~ROStandardStManAccessor()
{}

ROStandardStManAccessor::ROStandardStManAccessor
                               (const ROStandardStManAccessor& that)
: RODataManAccessor(that),
  itsSSMPtr (that.itsSSMPtr)
{}

ROStandardStManAccessor& ROStandardStManAccessor::operator=
	                       (const ROStandardStManAccessor& that)
{
    itsSSMPtr = that.itsSSMPtr;
    return *this;
}


void ROStandardStManAccessor::setCacheSize (uInt aSize,
                                            Bool canExceedNrBuckets)
{
    itsSSMPtr->setCacheSize (aSize, canExceedNrBuckets);
}

uInt ROStandardStManAccessor::getCacheSize() const
{
    return itsSSMPtr->getCacheSize();
}

void ROStandardStManAccessor::clearCache()
{
    itsSSMPtr->clearCache();
}

void ROStandardStManAccessor::showBaseStatistics (ostream& anOs) const
{
    itsSSMPtr->showBaseStatistics (anOs);
}

void ROStandardStManAccessor::showIndexStatistics (ostream& anOs) const
{
    itsSSMPtr->showIndexStatistics (anOs);
}

} //# NAMESPACE CASACORE - END