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[city.git] / application / city / classes / visitor / tasks / class_ActiveTaskVisitor.php
1 <?php
2 // Own namespace
3 namespace Org\Mxchange\City\Visitor\Task\Active;
4
5 // Import framework stuff
6 use Org\Mxchange\CoreFramework\Generic\BaseDecorator;
7 use Org\Mxchange\CoreFramework\Task\Taskable;
8 use Org\Mxchange\CoreFramework\Visitor\BaseVisitor;
9 use Org\Mxchange\CoreFramework\Visitor\Decorator\DecoratorVisitor;
10 use Org\Mxchange\CoreFramework\Visitor\Task\TaskVisitor;
11
12 /**
13  * An ActiveTask visitor
14  *
15  * @author              Roland Haeder <webmaster@shipsimu.org>
16  * @version             0.0.0
17  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Hub Developer Team
18  * @license             GNU GPL 3.0 or any newer version
19  * @link                http://www.shipsimu.org
20  *
21  * This program is free software: you can redistribute it and/or modify
22  * it under the terms of the GNU General Public License as published by
23  * the Free Software Foundation, either version 3 of the License, or
24  * (at your option) any later version.
25  *
26  * This program is distributed in the hope that it will be useful,
27  * but WITHOUT ANY WARRANTY; without even the implied warranty of
28  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
29  * GNU General Public License for more details.
30  *
31  * You should have received a copy of the GNU General Public License
32  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
33  */
34 class ActiveTaskVisitor extends BaseVisitor implements TaskVisitor, DecoratorVisitor {
35         /**
36          * Protected constructor
37          *
38          * @return      void
39          */
40         protected function __construct () {
41                 // Call parent constructor
42                 parent::__construct(__CLASS__);
43
44                 // Set visitor mode
45                 $this->setVisitorMode('task');
46         }
47
48         /**
49          * Creates an instance of this class
50          *
51          * @return      $visitorInstance        An instance a Visitorable class
52          */
53         public static final function createActiveTaskVisitor () {
54                 // Get new instance
55                 $visitorInstance = new ActiveTaskVisitor();
56
57                 // Return the prepared instance
58                 return $visitorInstance;
59         }
60
61         /**
62          * Visits the given task instance
63          *
64          * @param       $taskInstance   A Taskable instance
65          * @return      void
66          */
67         public function visitTask (Taskable $taskInstance) {
68                 // Execute the task from this visitor
69                 //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('ACTIVE-TASK-VISITOR: Visiting task ' . $taskInstance->__toString() . ' - CALLED!');
70                 $taskInstance->executeTask();
71                 //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('ACTIVE-TASK-VISITOR: Visiting task ' . $taskInstance->__toString() . ' - EXIT!');
72         }
73
74         /**
75          * Visits the given decorator instance
76          *
77          * @param       $decoratorInstance      A decorator instance
78          * @return      void
79          */
80         public function visitDecorator (BaseDecorator $decoratorInstance) {
81                 /*
82                  * A decorator itself can never become an active task so this method
83                  * remains empty.
84                  */
85                 //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('ACTIVE-TASK-VISITOR: decoratorInstance=%s - CALLED!', $decoratorInstance->__toString()));
86         }
87
88 }