<?php
class main
{
   public static $dummy        = NULL ;
   public static $dataAccessor = NULL ;
}

class dataAccessor
{
}

class relay
{
   public function __get( $name )
   {
       main::$dataAccessor = new dataAccessor;
   }
}

class dummy
{
}

main::$dummy        = new dummy();
main::$dataAccessor = new relay();
main::$dataAccessor->bar;
echo "ok\n";
?>
