]> git.mxchange.org Git - hub.git/blob - application/hub/main/pools/class_BasePool.php
Moved a lot classes, added visitors and methods
[hub.git] / application / hub / main / pools / class_BasePool.php
1 <?php
2 /**
3  * A general pool class
4  *
5  * @author              Roland Haeder <webmaster@ship-simu.org>
6  * @version             0.0.0
7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 Hub Developer Team
8  * @license             GNU GPL 3.0 or any newer version
9  * @link                http://www.ship-simu.org
10  *
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.
15  *
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.
20  *
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/>.
23  */
24 class BasePool extends BaseHubSystem implements Visitable {
25         /**
26          * A list of pool entries
27          */
28         private $poolEntriesInstance = null;
29
30         /**
31          * Protected constructor
32          *
33          * @param       $className      Name of the class
34          * @return      void
35          */
36         protected function __construct ($className) {
37                 // Call parent constructor
38                 parent::__construct($className);
39
40                 // Init the pool entries
41                 $this->poolEntriesInstance = ObjectFactory::createObjectByConfiguredName('pool_entries_list_class');
42         }
43
44         /**
45          * Adds an instance to a pool segment
46          *
47          * @param       $group                  Name of the pool group
48          * @param       $poolSegment    Name of the pool segment
49          * @param       $instance               An instance of a class we should add to the pool
50          * @return      void
51          */
52         protected final function addInstance ($group, $poolName, Visitable $instance) {
53                 // Is the pool group there?
54                 if (!$this->poolEntriesInstance->isGroupSet($group)) {
55                         // Create the missing pool group
56                         $this->poolEntriesInstance->addGroup($group);
57                 } // END - if
58
59                 // Add it to given pool group
60                 $this->poolEntriesInstance->addInstance($group, $poolName, $instance);
61         }
62
63         /**
64          * Adds an entry to the pool
65          *
66          * @param       $poolEntry      The new pool entry we should add
67          * @return      void
68          */
69         protected final function addPoolEntry ($poolEntry) {
70                 $this->poolEntriesInstance->addEntry('generic', $poolEntry);
71         }
72
73         /**
74          * Accepts the visitor to rpocess the visit "request"
75          *
76          * @param       $visitorInstance        An instance of a Visitor class
77          * @return      void
78          */
79         public function accept (Visitor $visitorInstance) {
80                 // Debug message
81                 //* DEBUG: */ $this->debugOutput('POOL: ' . $visitorInstance->__toString() . ' has visited - START');
82
83                 // Visit this pool
84                 $visitorInstance->visitPool($this);
85
86                 // Get a new iterator instance
87                 $iteratorInstance = ObjectFactory::createObjectByConfiguredName($visitorInstance->getVisitorMode() . '_pool_iterator_class', array($this->poolEntriesInstance));
88
89                 // Reset the counter
90                 $iteratorInstance->rewind();
91
92                 // Visit all registered entries
93                 while ($iteratorInstance->valid()) {
94                         // Get current entry
95                         $poolEntry = $iteratorInstance->current();
96
97                         // Is this entry visitable?
98                         if ($poolEntry instanceof Visitable) {
99                                 // Visit this entry as well
100                                 print __METHOD__.':'.$poolEntry."\n";
101                                 $poolEntry->accept($visitorInstance);
102                         } else {
103                                 // Cannot visit this entry
104                                 $this->partialStub('Pool entry with key ' . $iteratorInstance->key() . ' has improper type ' . gettype($poolEntry) . '.');
105                         }
106
107                         // Advance to next entry
108                         $iteratorInstance->next();
109                 } // END - while
110
111                 // Debug message
112                 //* DEBUG: */ $this->debugOutput('POOL: ' . $visitorInstance->__toString() . ' has visited - FINISHED');
113         }
114 }
115
116 // [EOF]
117 ?>