assertEquals("smb", url1.getProtocol());
        assertEquals("host", url1.getHost());
        assertEquals(445, url1.getPort());
        assertEquals("/share", url1.getPath());

        assertEquals("smb", url2.getProtocol());
        assertEquals("host", url2.getHost());
        assertEquals(1234, url2.getPort());
        assertEquals("/share/file.txt", url2.getPath());

    }

    /**
     * Get the proxy port.
     *
     * @return proxy server port
     */
    public int getPort() {
        return port;
    }

    /**
     * Set the proxy port.
     *
     * @param port proxy server port
     */
    public void setPort(int port) {
        this.port = port;
    }

    /**
     * Get the proxy username.
     *

    assertThat(HostAndPort.fromString("[::1]:80").requireBracketsForIPv6().getHost())
        .isEqualTo("::1");
    // Non-bracketed non-IPv6 works fine.
    assertThat(HostAndPort.fromString("x").requireBracketsForIPv6().getHost()).isEqualTo("x");
    assertThat(HostAndPort.fromString("x:80").requireBracketsForIPv6().getHost()).isEqualTo("x");

    /**
     * Gets the port number. Returns -1 for any port.
     *
     * @return the port
     */
    public int getPort() {
        return port;
    }

    /**
     * Sets the port number. Use -1 for any port.
     *
     * @param port the port
     */
    public void setPort(final int port) {
        this.port = port;
    }

    /**
     * Gets the authentication realm.
     *

                            ProxyInfo proxyInfo = new ProxyInfo();
                            proxyInfo.setHost(proxy.getHost());
                            proxyInfo.setType(proxy.getProtocol());
                            proxyInfo.setPort(proxy.getPort());
                            proxyInfo.setNonProxyHosts(proxy.getNonProxyHosts());
                            proxyInfo.setUserName(proxy.getUsername());

            if (proxy != null) {
                org.apache.maven.repository.Proxy p = new org.apache.maven.repository.Proxy();
                p.setHost(proxy.getHost());
                p.setProtocol(proxy.getType());
                p.setPort(proxy.getPort());
                if (proxy.getAuthentication() != null) {
                    repo = new RemoteRepository.Builder(repo).setProxy(proxy).build();

                int hash = (proxy.getUserName() + proxy.getPassword()).hashCode();
                buffer.append(hash).append('@');
            }
            buffer.append(proxy.getHost()).append(':').append(proxy.getPort()).append('>');
        }

        // consider the username&password because a repo manager might block artifacts depending on authorization
        Authentication auth = repository.getAuthentication();

    protected abstract DirectoryProperty getDocsDirectory();

    @Input
    protected abstract Property<Integer> getPort();

    @Nested
    protected abstract Property<JavaLauncher> getJavaLauncher();

    @TaskAction
    public void startApplication() {
        System.out.println("serving docs at http://localhost:" + getPort().get());
        DeploymentRegistry registry = getDeploymentRegistry();

        server1.start();
        final CrawlerWebServer server2 = new CrawlerWebServer(0);
        server2.start();

        final String url1 = "http://localhost:" + server1.getPort() + "/";
        final String url2 = "http://localhost:" + server2.getPort() + "/";
        try {
            final int maxCount = 10;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");

    }

    @Override
    public OutputStream getOutputStream() throws IOException {
        return new SocketOutputStream(super.getOutputStream());
    }

    @Override
    public int getPort() {
        return super.getPort();
    }

    @Override
    public InetAddress getLocalAddress() {
        return super.getLocalAddress();
    }

    @Override
    public int getLocalPort() {