3 * An ShutdownTask visitor
5 * @author Roland Haeder <webmaster@shipsimu.org>
7 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2016 Core Developer Team
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.shipsimu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class ShutdownTaskVisitor extends BaseVisitor implements TaskVisitor, PoolVisitor, ListenerVisitor, DecoratorVisitor {
26 * Protected constructor
30 protected function __construct () {
31 // Call parent constructor
32 parent::__construct(__CLASS__);
35 $this->setVisitorMode('task');
39 * Creates an instance of this class
41 * @return $visitorInstance An instance a Visitorable class
43 public static final function createShutdownTaskVisitor () {
45 $visitorInstance = new ShutdownTaskVisitor();
47 // Return the prepared instance
48 return $visitorInstance;
52 * Visits the given task instance
54 * @param $taskInstance A Taskable instance
57 public function visitTask (Taskable $taskInstance) {
58 // Shutdown the task instance
59 $taskInstance->doShutdown();
63 * Pool visitor method for active tasks
65 * @param $poolInstance A Poolable instance
68 public function visitPool (Poolable $poolInstance) {
69 // Shutdown the pool instance
70 $poolInstance->doShutdown();
74 * Visits the given listener instance
76 * @param $listenerInstance A Listenable instance
79 public function visitListener (Listenable $listenerInstance) {
80 // Shutdown the listener instance
81 $listenerInstance->doShutdown();
85 * Visits the given decorator instance
87 * @param $decoratorInstance A decorator instance
90 public function visitDecorator (BaseDecorator $decoratorInstance) {
91 // Shutdown the decorator instance
92 $decoratorInstance->doShutdown();