PHP 반사 동적 프록시

get_object_vars
get_class_methods
get_class_vars
get_class
get_parent_class
method_exists
property_exists
trait_exists

reflectiontype
reflectionproperty
reflectionobject
reflectionfunction
reflectionmethod
reflectionexception
reflectionextension
reflectionparameter
reflectionfunctionabstract
reflectiongenerator
reflectionclass
reflectionclassconstant
reflectionzendextension

class Mysql
{
    function connect($db){
         echo "connecting database ${db[0]}\r\n";
    }
}
class SqlProxy
{
    private $target;
     function __construct($tar){
         $this->target[]  = new $tar();
     }
     function __call($name, $args){
             if($method = $r->getMethod($name)){
                 if($method->isPublic() && !$method->isAbstract()){
                     echo "method before record \r\n";
                     $method->invoke($obj,$args);
                     echo "method after record\r\n";
                 }
             }
         }
     }
 }
 $obj = new SqlProxy('Mysql');
 $obj->connect('member');