Elasticsearch get bounded port

gistfile1.txt

  val nodeRequest = new NodesInfoRequestBuilder(testCluster.esClient.admin().cluster()).all()
  val nodeResponse = nodeRequest.execute().get()
  val remoteAddress = nodeResponse.remoteAddress()
  val nodesInfo = nodeResponse.getNodes.toList.head
  val inetString = nodesInfo.getTransport.address().publishAddress().toString
  val pattern =
    """
      |inet\[\/\d+\.\d+\.\d+\.\d+\:(\d+)\]
    """.stripMargin.r
  val finallyPort = pattern.findFirstMatchIn(inetString).get.group(1)