/**
* Send a message to a destination in the messaging system
*
* @param string $destination Destination queue
* @param string|Frame $msg Message
* @param array $header
* @param boolean $sync Perform request synchronously
* @return boolean
*/
public function send($destination, $msg, array $header = [], $sync = null)
{
if (!$msg instanceof Frame) {
return $this->send($destination, new Frame('SEND', $header, $msg), [], $sync);
}
$msg->addHeaders($header);
$msg['destination'] = $destination;
return $this->sendFrame($msg, $sync);
}
