@Override public void close() throws IOException {
    node.close();
    // cleanup data dirs
    for (String name: Arrays.asList("path.data", "path.home")) {
      final String path = node.settings().get(name);
      if (path != null) {
        deleteRecursively(new File(path));
      }
    }
  }
Returns current address to connect to with HTTP client.
@return hostname/port for HTTP connection
criteria/elasticsearch/test/org/immutables/criteria/elasticsearch/EmbeddedElasticsearchNode.java