return ((ServerConnector) server.getConnectors()[0]).getLocalPort();
    }

    protected static File createDocRoot(final int count) {
        try {
            final File tempDir = File.createTempFile("crawlerDocRoot", "");
            tempDir.delete();
            tempDir.mkdirs();

            final StringBuilder buf = new StringBuilder();
            buf.append("User-agent: *").append('\n');

            throw new CrawlerSystemException(e);
        }
    }

    protected static File createDocRoot(final int count, final int port) {
        try {
            final File tempDir = File.createTempFile("crawlerDocRoot", "");
            tempDir.delete();
            tempDir.mkdirs();

            // robots.txt
            StringBuilder buf = new StringBuilder();
            buf.append("User-agent: *").append('\n');