code: @Override
    public void register(final Identifier id, final InetSocketAddress addr)
        throws Exception {
      LOG.log(Level.FINE, "Register {0} : {1}", new Object[]{id, addr});
      this.registryClient.register(id, addr);
    }
docs: Registers an (identifier, address) mapping.
  
  @param id   an identifier
  @param addr an Internet socket address