code: private List<EditLogFile> getManifest(InetSocketAddress jn, Journal journal,
        long minTxId) throws IOException {
      String m = DFSUtil.getHTMLContentWithTimeout(
          new URL("http", jn.getAddress().getHostAddress(), jn.getPort(),
              GetJournalManifestServlet.buildPath(journal.getJournalId(),
                  minTxId, journal.getJournalStorage())), httpConnectReadTimeoutMs,
          httpConnectReadTimeoutMs);
      return convertJsonToListManifest(m);
    }
docs: Fetch manifest from a single given journal node over http.