public function buildObjectFromResponse(CouchResponse $response)
 {
     if (!$response->getSource() instanceof CouchDb) {
         throw new CouchException("Can only build a document object from a database source, a '" . get_class($response->getSource()) . "' source object was provided");
     }
     return CouchDocument::create($response->getSource(), $response->getBody());
 }
 public function buildObjectFromResponse(CouchResponse $response)
 {
     return new CouchSet($response->getSource(), $response->getBody());
 }