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PooledSessionImpl.cpp
//
// PooledSessionImpl.cpp
//
// $Id: //poco/1.4/Data/src/PooledSessionImpl.cpp#1 $
//
// Library: Data
// Package: SessionPooling
// Module:  PooledSessionImpl
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "Poco/Data/PooledSessionImpl.h"
#include "Poco/Data/DataException.h"
#include "Poco/Data/SessionPool.h"


namespace Poco {
namespace Data {


PooledSessionImpl::PooledSessionImpl(PooledSessionHolder* pHolder):
      _pHolder(pHolder, true)
{
}


00052 PooledSessionImpl::~PooledSessionImpl()
{
      close();
}


00058 StatementImpl* PooledSessionImpl::createStatementImpl()
{
      return access()->createStatementImpl();
}


00064 void PooledSessionImpl::begin()
{
      return access()->begin();
}


00070 void PooledSessionImpl::commit()
{
      return access()->commit();
}


00076 bool PooledSessionImpl::isConnected()
{
      return access()->isConnected();
}


00082 bool PooledSessionImpl::isTransaction()
{
      return access()->isTransaction();
}


00088 void PooledSessionImpl::rollback()
{
      return access()->rollback();
}


00094 void PooledSessionImpl::close()
{
      if (_pHolder)
      {
            if (isTransaction())
            {
                  try
                  {
                        rollback();
                  }
                  catch (...)
                  {
                        // Something's wrong with the session. Get rid of it.
                        access()->close();
                  }
            }
            _pHolder->owner().putBack(_pHolder);
            _pHolder = 0;
      }
}


00116 void PooledSessionImpl::setFeature(const std::string& name, bool state) 
{
      access()->setFeature(name, state);
}


00122 bool PooledSessionImpl::getFeature(const std::string& name)
{
      return access()->getFeature(name);
}


00128 void PooledSessionImpl::setProperty(const std::string& name, const Poco::Any& value)
{
      access()->setProperty(name, value);
}


00134 Poco::Any PooledSessionImpl::getProperty(const std::string& name)
{
      return access()->getProperty(name);
}


SessionImpl* PooledSessionImpl::access()
{
      if (_pHolder)
      {
            _pHolder->access();
            return impl();
      }
      else throw SessionUnavailableException();
}


} } // namespace Poco::Data

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