code: public static InetSocketAddress getAddress(Configuration conf) {
      String addr = conf.get(JournalConfigKeys.DFS_JOURNALNODE_HTTP_ADDRESS_KEY,
          JournalConfigKeys.DFS_JOURNALNODE_HTTP_ADDRESS_DEFAULT);
      return NetUtils.createSocketAddr(addr,
          JournalConfigKeys.DFS_JOURNALNODE_HTTP_PORT_DEFAULT);
    }
docs: Get the address bound by the JournalNode to start the web server.
  
  This returns the server side address, should be consistent with the getJournalHttpHosts.