Zend FR

[lang=php]
class A
{
    private $test;
    private $testSetter;
    private $notInB;

    public function __construct($test, $testSetter, $notInB)
    {
        $this->test = $test;
        $this->testSetter = $testSetter;
        $this->notInB = $notInB;
    }

    public function getTest()
    {
        return $this->test;
    }
    
    public function getTestSetter()
    {
        return $this->testSetter;
    }

    public function getNotInB()
    {
        return $this->notInB;
    }
}

class B
{
    private $test;
    private $testSetter;
    private $unknown;

    public function setTestSetter($testSetter)
    {
        $this->testSetter = $testSetter;
    }

    public function fromObjectA(A $objectA)
    {
        $vars = get_class_vars(__CLASS__);
        foreach($vars as $name => $value) {
            $getter = 'get'.ucfirst($name);
            $setter = 'set'.ucfirst($name);
            if(method_exists($objectA, $getter)) {
                if(method_exists($this, $setter)) {
                    $this->$setter($objectA->$getter());
                } else {
                    $this->$name = $objectA->$getter();
                }
            } else {
                /**
                 * @todo add log
                 */
            }
        }
    }
}

$a = new A('testTest', 'testTestSetter', 'testNotInB');
var_dump($a);

$b = new B();
var_dump($b);

$b->fromObjectA($a);
var_dump($b);