sqlresult.cpp

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/*
_______________________________________________________________________________

                                 SqlWrapperXX

-------------------------------------------------------------------------------
Copyright (c) 2007 Kai Braaten

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
-------------------------------------------------------------------------------
*/

#include "sqlresult.hpp"

SqlRow::SqlRow( const int param )
  : _columns( param )
{

}

SqlRow::~SqlRow()
{

}

int SqlRow::columns() const
{
  return _columns;
}

void SqlRow::add( const string &param )
{
  data.push( param );
}

string SqlRow::fetch()
{
  string theData;

  if( empty() )
    {
      theData = "";
    }
  else
    {
      theData = data.front();
      data.pop();
    }

  return theData;
}

bool SqlRow::empty() const
{
  return data.empty();
}

SqlResult::SqlResult()
{
}

SqlResult::~SqlResult()
{
  while( !results.empty() )
    {
      SqlRow *curr = results.front();
      results.pop();
      delete curr;
    }
}

void SqlResult::add( SqlRow *param )
{
  results.push( param );
}

int SqlResult::rows() const
{
  return results.size();
}

string SqlResult::fetch()
{
  if( results.empty() )
    {
      return "";
    }

  SqlRow *theRow = results.front();
  string theData = theRow->fetch();

  if( theRow->empty() )
    {
      results.pop();
      delete theRow;
    }

  return theData;
}

int SqlResult::fetchInteger()
{
  return static_cast< int >( strtol( fetch().c_str(), 0, 10 ) );
}

long SqlResult::fetchLong()
{
  return strtol( fetch().c_str(), 0, 10 );
}

float SqlResult::fetchFloat()
{
  return strtof( fetch().c_str(), 0 );
}

double SqlResult::fetchDouble()
{
  return strtod( fetch().c_str(), 0 );
}

const char *SqlResult::fetchCstring()
{
  return fetch().c_str();
}

void SqlResult::skip( int times )
{
  if( times < 0 )
    times = 1;

  for( int n = 0; n < times; ++n )
    fetch();
}

void SqlResult::skipRow()
{
  if( !results.empty() )
    {
      SqlRow *theRow = results.front();
      results.pop();
      delete theRow;
    }
}

bool SqlResult::empty() const
{
  return results.empty();
}

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