--- db/prgsrc/drupal/modules/chgk_db/classes/DbFieldFactory.class.php	2010/02/28 20:17:33	1.1
+++ db/prgsrc/drupal/modules/chgk_db/classes/DbFieldFactory.class.php	2010/03/20 17:23:42	1.2
@@ -1,9 +1,11 @@
 <?php
 require_once(dirname(__FILE__)."/DbField.class.php");
+require_once(dirname(__FILE__)."/DbFactory.class.php");
 
-class DbFieldFactory {
+class DbFieldFactory extends DbFactory {
   private $field;
   private $value; 
+  protected $prefix = 'DbField';
 
   public function getField($field, $value, $number = false) {
     $this->field = $field;
@@ -11,29 +13,15 @@ class DbFieldFactory {
     if ($this->classExists()) {
       $ref = new ReflectionClass($this->getClassName());
       $result = $ref->newInstance($field, $value, $number);
-    } else {
+    } else { 
       $result = new DbField($field, $value, $number);
     }
     return $result;
   }
-  
-  private function getClassName() {
+
+  protected function getClassName() {
     return 'DbField'.$this->field;
   }
-  
-  private function getFileName() {
-    return dirname(__FILE__)."/DbField/".$this->getClassName().".class.php";
-  }
-  
-  private function classExists() {
-    if ( $this->fileExists() ) {
-      require_once($this->getFileName());      
-    }
-    return class_exists($this->getClassName());
-  }
-  
-  private function fileExists() {
-    return file_exists($this->getFileName());
-  }
+
   
 }