GitilesUrls getGitilesUrls()

in src/main/java/com/googlesource/gerrit/plugins/gitiles/PluginModule.java [76:123]
45 lines of code
12 McCabe index (conditional complexity)

  GitilesUrls getGitilesUrls(
      @GerritServerConfig Config gerritConfig,
      @Nullable @CanonicalWebUrl String gerritUrl,
      @SshAdvertisedAddresses List<String> advertisedSshAddresses)
      throws MalformedURLException, UnknownHostException {
    URL u;
    String hostName;
    if (gerritUrl != null) {
      u = new URL(gerritUrl);
      hostName = u.getHost() != null ? u.getHost() : getLocalHostName();
    } else {
      u = null;
      hostName = "Gerrit";
    }

    // Arbitrarily prefer SSH, then HTTP, then git.
    // TODO: Use user preferences.
    String gitUrl;
    if (!advertisedSshAddresses.isEmpty()) {
      String addr = advertisedSshAddresses.get(0);
      int index = addr.indexOf(":");
      String port = "";
      if (index != -1) {
        port = addr.substring(index);
      }
      if (addr.startsWith("*:") || "".equals(addr)) {
        if (u != null && u.getHost() != null) {
          addr = u.getHost();
        } else {
          addr = getLocalHostName();
        }
      } else {
        if (index != -1) {
          addr = addr.substring(0, index);
        }
      }
      gitUrl = "ssh://" + addr + port + "/";
    } else {
      gitUrl = gerritConfig.getString("gerrit", null, "gitHttpUrl");
      if (gitUrl == null) {
        gitUrl = gerritConfig.getString("gerrit", null, "canonicalGitUrl");
      }
    }
    if (gitUrl == null) {
      throw new ProvisionException("Unable to determine any canonical git URL from gerrit.config");
    }
    return new DefaultUrls(hostName, gitUrl, gerritUrl);
  }