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ResultSetImpl.C
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ResultSetImpl.C
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/*
* Copyright (c) 2005-2011, Guillaume Gimenez <[email protected]>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of G.Gimenez nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL G.GIMENEZ BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors:
* * Guillaume Gimenez <[email protected]>
*
*/
#include "raii.H"
namespace raii {
namespace sql {
bool ResultSetImpl::next() {
int _rowCount=rowCount();
if ( cursor >= _rowCount )
throw SQLException("Cursor out of bound");
++cursor;
if ( cursor >= 0 && cursor < _rowCount )
return true;
return false;
}
bool ResultSetImpl::previous() {
if ( cursor <= -1 )
throw SQLException("Cursor out of bound");
--cursor;
if ( cursor >= 0 && cursor < int(rowCount()) )
return true;
return false;
}
void ResultSetImpl::first() {
cursor = -1;
}
void ResultSetImpl::last() {
cursor = rowCount();
}
}
}