public static function initializeStaticData()
{
static $run = false;
if ($run === false) {
self::$reflection = new ReflectionClass(__CLASS__);
foreach (self::$reflection->getConstants() as $cname => $cval) {
list($ctype, $ctypeid) = explode('_', $cname, 2);
switch ($ctype) {
case 'ATTR':
self::$attr_values[] = $cval;
break;
case 'PROPERTY':
self::$meta_values[] = $cval;
break;
}
}
$run = true;
}
}