}
class RealSubject implements Subject
{
public function request()
{
echo "RealSubject request\n";
}
public function display()
{
echo "RealSubject display\n";
}
}
class ProxySubject
{
private $_subject = null;
public function __construct()
{
$this->_subject = new RealSubject();
}
public function request()
{
$this->_subject->request();
}
public function display()
{
$this->_subject->display();
}
}
$objProxy = new ProxySubject();
$objProxy->request();
$objProxy->display();
