public function __construct($message)
{
$this->message = $message;
} /**
* Generates an exception giving information about the client which performed
* the request and the unreachable location.
*
* @param string $client
* @param string $location
*/
public function __construct($client, $location)
{
$this->client = $client;
$this->location = $location;
$clientClass = get_class($client);
parent::__construct("{$clientClass} has been unable to retrieve a response for the resource at {$location}");
}