/** Get a Caller instance.
*
* @return Caller A Caller instance.
* @static
* @access public
*/
public static function getInstance()
{
if (!is_object(self::$instance)) {
self::$instance = new SocketCaller();
}
return self::$instance;
}
/** Get a {@link SocketCaller} instance.
*
* @return SocketCaller A {@link SocketCaller} instance.
* @static
* @access public
*/
public static function getSocketCaller()
{
return SocketCaller::getInstance();
}