1: <?php
 2: 
 3: /**
 4:  * Picon Framework
 5:  * http://code.google.com/p/picon-framework/
 6:  *
 7:  * Copyright (C) 2011-2012 Martin Cassidy <martin.cassidy@webquub.com>
 8: 
 9:  * Picon Framework is free software: you can redistribute it and/or modify
10:  * it under the terms of the GNU General Public License as published by
11:  * the Free Software Foundation, either version 3 of the License, or
12:  * (at your option) any later version.
13: 
14:  * Picon Framework is distributed in the hope that it will be useful,
15:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17:  *  General Public License for more details.
18: 
19:  * You should have received a copy of the GNU General Public License
20:  * along with Picon Framework.  If not, see <http://www.gnu.org/licenses/>.
21:  * */
22: 
23: namespace picon;
24: 
25: /**
26:  * Super class for any user defined DAO
27:  * Provides easy access to the database template and allows the DAO to
28:  * specify which data source to use by implementing init()
29:  * 
30:  * @author Martin Cassidy
31:  * @package database/support
32:  */
33: abstract class DaoSupport implements InitializingBean
34: {
35:     private $template;
36:     
37:     public function setTemplate(DataBaseTemplate $template)
38:     {
39:         $this->template = $template;
40:     }
41:     
42:     public function getTemplate()
43:     {
44:         return $this->template;
45:     }
46:     
47:     public function setDataSource(DataSource $source)
48:     {
49:         $this->template = new DataBaseTemplate($source);
50:     }
51:     
52:     public function getDataSource()
53:     {
54:         return $this->template->getDataSource();
55:     }
56:     
57:     public final function afterPropertiesSet()
58:     {
59:         $this->init();
60:         
61:         if($this->template==null)
62:         {
63:             throw new IllegalStateException('The database template was null after init()');
64:         }
65:     }
66:     
67:     /**
68:      * Called when the Dao is ready to be initialized
69:      * Sub classes will need to ensure that the implementation of this method will set the
70:      * data source or the template
71:      */
72:     protected abstract function init();
73: }
74: 
75: ?>
76: