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//# TableIndexProxy.cc: Holder of table index for the table glish client
//# Copyright (C) 2002
//# 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
//#
//# $Id$
#include <casacore/tables/Tables/TableIndexProxy.h>
#include <casacore/tables/Tables/TableProxy.h>
#include <casacore/casa/Arrays/ArrayMath.h>
namespace casacore { //# NAMESPACE CASACORE - BEGIN
TableIndexProxy::TableIndexProxy (const TableProxy& tablep,
const Vector<String>& columnNames,
Bool noSort)
: scaIndex_p (0),
arrIndex_p (0)
{
if (columnNames.nelements() == 1) {
const String& colName = columnNames(0);
const TableDesc& td = tablep.table().tableDesc();
if (td.isColumn(colName) && td[colName].isArray()) {
arrIndex_p = new ColumnsIndexArray (tablep.table(), colName);
return;
}
}
scaIndex_p = new ColumnsIndex (tablep.table(), columnNames, 0, noSort);
}
TableIndexProxy::TableIndexProxy (const TableIndexProxy& that)
: scaIndex_p (0),
arrIndex_p (0)
{
if (that.scaIndex_p != 0) {
scaIndex_p = new ColumnsIndex (*that.scaIndex_p);
}
if (that.arrIndex_p != 0) {
arrIndex_p = new ColumnsIndexArray (*that.arrIndex_p);
}
}
TableIndexProxy::~TableIndexProxy()
{
delete scaIndex_p;
delete arrIndex_p;
}
Bool TableIndexProxy::isUnique() const
{
if (scaIndex_p != 0) {
return scaIndex_p->isUnique();
}
return arrIndex_p->isUnique();
}
Vector<String> TableIndexProxy::columnNames() const
{
if (scaIndex_p != 0) {
return scaIndex_p->columnNames();
}
Vector<String> names(1);
names(0) = arrIndex_p->columnName();
return names;
}
void TableIndexProxy::setChanged (const Vector<String>& columnNames)
{
if (columnNames.nelements() == 0) {
if (scaIndex_p != 0) {
scaIndex_p->setChanged();
} else {
arrIndex_p->setChanged();
}
} else {
for (uInt i=0; i<columnNames.nelements(); i++) {
if (scaIndex_p != 0) {
scaIndex_p->setChanged (columnNames(i));
} else {
arrIndex_p->setChanged (columnNames(i));
}
}
}
}
Int64 TableIndexProxy::getRowNumber (const Record& key)
{
Bool found;
Int64 rownr;
if (scaIndex_p != 0) {
rownr = scaIndex_p->getRowNumber (found, key);
} else {
rownr = arrIndex_p->getRowNumber (found, key);
}
if (!found) {
rownr = -1;
}
return rownr;
}
Vector<Int64> TableIndexProxy::getRowNumbers (const Record& key)
{
RowNumbers rows;
if (scaIndex_p != 0) {
rows = scaIndex_p->getRowNumbers (key);
} else {
rows = arrIndex_p->getRowNumbers (key);
}
Vector<Int64> rownrs(rows.shape());
convertArray (rownrs, rows);
return rownrs;
}
Vector<Int64> TableIndexProxy::getRowNumbersRange (const Record& lower,
const Record& upper,
Bool lowerInclusive,
Bool upperInclusive)
{
RowNumbers rows;
if (scaIndex_p != 0) {
rows = scaIndex_p->getRowNumbers (lower, upper, lowerInclusive,
upperInclusive);
} else {
rows = arrIndex_p->getRowNumbers (lower, upper, lowerInclusive,
upperInclusive);
}
Vector<Int64> rownrs(rows.shape());
convertArray (rownrs, rows);
return rownrs;
}
} //# NAMESPACE CASACORE - END
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