public static void main()

in emr-user-role-mapper-application/src/main/java/com/amazon/aws/emr/UserRoleMappingServer.java [22:62]
32 lines of code
2 McCabe index (conditional complexity)

    public static void main(String[] args) {

        ServletContextHandler context = new ServletContextHandler(ServletContextHandler.NO_SESSIONS);
        context.setContextPath("/");

        ApplicationConfiguration applicationConfiguration = new ApplicationConfiguration();
        applicationConfiguration.init();
        int maxThreads = applicationConfiguration.getProperty(Constants.ROLE_MAPPING_MAX_THREADS, Constants.ROLE_MAPPING_DEFAULT_MAX_THREADS);
        int minThreads = applicationConfiguration.getProperty(Constants.ROLE_MAPPING_MIN_THREADS, Constants.ROLE_MAPPING_DEFAULT_MIN_THREADS);
        log.info("Starting with max {} and min {} threads", maxThreads, minThreads);

        QueuedThreadPool pool = new QueuedThreadPool();
        pool.setMaxThreads(maxThreads);
        pool.setMinThreads(minThreads);
        pool.setIdleTimeout(Constants.ROLE_MAPPING_DEFAULT_IDLE_TIMEOUT_MS);
        pool.setName("worker-thread");

        Server jettyServer = new Server(pool);
        jettyServer.setHandler(context);

        ServerConnector httpConnector = new ServerConnector(jettyServer);
        httpConnector.setPort(Constants.JETTY_PORT);
        jettyServer.addConnector(httpConnector);

        ServletHolder jerseyServlet = context.addServlet(ServletContainer.class, "/*");
        jerseyServlet.setInitOrder(0);

        // Tells the Jersey Servlet which REST service/class to load.
        jerseyServlet.setInitParameter("jersey.config.server.provider.packages", "com.amazon.emr.api");
        jerseyServlet.setInitParameter("javax.ws.rs.Application", UserRoleMapperApplication.class.getName());

        try {
            log.info("Starting the user role mapping server");
            jettyServer.start();
            jettyServer.join();
        } catch (Exception e) {
            log.error("Error in user role mapping server", e);
        } finally {
            jettyServer.destroy();
        }
    }