~drizzle-trunk/drizzle/development

/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2010 Brian Aker

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program 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 General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#pragma once

#include <boost/thread/mutex.hpp>

#include <drizzled/identifier/user.h>

#include <drizzled/session/cache.h>

namespace drizzled {

namespace generator {

class Session

{

  session::Cache::list local_list;

  session::Cache::list::const_iterator iter;

  const identifier::User& user;

public:

  Session(const identifier::User& arg) :

    user(arg)

  {

    boost::mutex::scoped_lock scopedLock(session::Cache::mutex());

    local_list= session::Cache::getCache();

    iter= local_list.begin();

  }

  operator drizzled::Session*()

  {

    while (iter != local_list.end())

    {

      drizzled::Session* ret= iter->get();

      iter++;

      if (ret->isViewable(user))

	      return ret;

    }

    return NULL;

  }

};

} /* namespace generator */

} /* namespace drizzled */