@Override
    public String toString() {
        return MoreObjects.toStringHelper(this)
                          .add("sourceAddress", sourceAddress)
                          .add("destinationAddress", destinationAddresses)
                          .toString();
    }
Returns the destination addresses of the proxied request.
Note that {@linkplain InetSocketAddress#getPort() port} {@code 0} means that the port number is unknown.
core/src/main/java/com/linecorp/armeria/server/ProxiedAddresses.java