public static void main()

in webindex/modules/integration/src/main/java/webindex/integration/DevServer.java [152:186]

• 30 lines of code
• 5 McCabe index (conditional complexity)

  public static void main(String[] args) throws Exception {

    DevServerOpts opts = new DevServerOpts();
    JCommander commander = new JCommander(opts);
    commander.setProgramName("webindex dev");
    try {
      commander.parse(args);
    } catch (ParameterException e) {
      System.out.println(e.getMessage() + "\n");
      commander.usage();
      System.exit(1);
    }

    if (opts.help) {
      commander.usage();
      System.exit(1);
    }

    Path dataPath = Paths.get(String.format("data/%d-pages.txt", opts.numPages));
    if (Files.notExists(dataPath)) {
      log.info("Generating sample data at {} for dev server", dataPath);
      SampleData.generate(dataPath, opts.numPages);
    }
    log.info("Loading data at {}", dataPath);

    Path templatePath = Paths.get(opts.templateDir);
    if (Files.notExists(templatePath)) {
      log.info("Template location {} does not exits", templatePath);
      throw new IllegalArgumentException("Template location does not exist");
    }

    Path baseDir = Files.createTempDirectory(Paths.get("target"), "webindex-dev-");
    DevServer devServer = new DevServer(dataPath, 4567, templatePath, baseDir, opts.metrics);
    devServer.start();
  }