/**
* 通过插件名，批量注册被观察的插件
* @return void
*/
public static function loadPlugins()
{
$dispatcher = Plugin::getInstance();
$dispatcher->loadEvents(self::getEventNames());
}
/**
* (non-PHPdoc)
* @see \libsrv\AbstractService::modifyByPk()
*/
public function modifyByPk($value, array $params = array())
{
$dispatcher = Plugin::getInstance();
$dispatcher->trigger('onBeforeSave', array(__METHOD__, &$params, $value));
return parent::modifyByPk($value, $params);
}