/**
* Generates the code for the __sleep method for a proxy class.
*
* @param $class
* @return string
*/
private function generateSleep(ClassMetadata $class)
{
$sleepImpl = '';
if ($class->reflClass->hasMethod('__sleep')) {
$sleepImpl .= 'return parent::__sleep();';
} else {
$sleepImpl .= 'return array(';
$first = true;
foreach ($class->getReflectionProperties() as $name => $prop) {
if ($first) {
$first = false;
} else {
$sleepImpl .= ', ';
}
$sleepImpl .= "'" . $name . "'";
}
$sleepImpl .= ');';
}
return $sleepImpl;
}