icingaweb2/library/Icinga/Application/Icinga.php

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<?php
// {{{ICINGA_LICENSE_HEADER}}}
/**
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* This file is part of Icinga Web 2.
*
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* Icinga Web 2 - Head for multiple monitoring backends.
* Copyright (C) 2013 Icinga Development Team
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
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* @copyright 2013 Icinga Development Team <info@icinga.org>
* @license http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2
* @author Icinga Development Team <info@icinga.org>
*
*/
// {{{ICINGA_LICENSE_HEADER}}}
namespace Icinga\Application;
use Icinga\Exception\ProgrammingError;
/**
* Icinga application container
*/
class Icinga
{
/**
* @var ApplicationBootstrap
*/
private static $app;
/**
* Getter for an application environment
*
* @return ApplicationBootstrap|Web
* @throws ProgrammingError
*/
public static function app()
{
if (self::$app == null) {
throw new ProgrammingError('Icinga has never been started');
}
return self::$app;
}
/**
* Setter for an application environment
*
* @param ApplicationBootstrap $app
* @throws ProgrammingError
*/
public static function setApp(ApplicationBootstrap $app)
{
if (self::$app !== null) {
throw new ProgrammingError('Cannot start Icinga twice');
}
self::$app = $app;
}
}