Example usage for org.apache.http.auth AuthScope AuthScope

List of usage examples for org.apache.http.auth AuthScope AuthScope

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Introduction

In this page you can find the example usage for org.apache.http.auth AuthScope AuthScope.

Prototype

public AuthScope(final String host, final int port)

Source Link

Document

Creates a new credentials scope for the given host, port, any realm name, and any authentication scheme.

Usage

From source file:forcalibre.ClientProxyAuthentication.java

public static void main(String[] args) throws Exception {
    CredentialsProvider credsProvider = new BasicCredentialsProvider();
    credsProvider.setCredentials(new AuthScope(PROXY_HOST, PROXY_PORT),
            ///new UsernamePasswordCredentials("vimpelcom_main\\vyualeksandrov", "s1teRlin9g19")
            new NTCredentials("vyualeksandrov", "s1teRlin9g19", PROXY_HOST, "vimpelcom_main"));

    Registry<AuthSchemeProvider> authSchemeRegistry = RegistryBuilder.<AuthSchemeProvider>create()
            .register(AuthSchemes.NTLM, new NTLMSchemeFactory())
            .register(AuthSchemes.BASIC, new BasicSchemeFactory())
            .register(AuthSchemes.DIGEST, new DigestSchemeFactory())
            .register(AuthSchemes.SPNEGO, new SPNegoSchemeFactory())
            .register(AuthSchemes.KERBEROS, new KerberosSchemeFactory()).build();

    CloseableHttpClient httpclient = HttpClients.custom().setDefaultAuthSchemeRegistry(authSchemeRegistry)
            .setDefaultCredentialsProvider(credsProvider).build();

    try {/* ww w. j ava 2s . com*/
        //            HttpHost target = new HttpHost("www.verisign.com", 443, "https");
        //            HttpHost proxy = new HttpHost("localhost", 8080);

        HttpHost target = new HttpHost(TARGET_HOST, 80, "http");
        HttpHost proxy = new HttpHost(PROXY_HOST, PROXY_PORT);

        RequestConfig config = RequestConfig.custom().setProxy(proxy).build();
        HttpGet httpget = new HttpGet("/");
        httpget.setConfig(config);

        System.out.println("Executing request " + httpget.getRequestLine() + " to " + target + " via " + proxy);

        CloseableHttpResponse response = httpclient.execute(target, httpget);
        try {
            System.out.println("----------------------------------------");
            System.out.println(response.getStatusLine());
            EntityUtils.consume(response.getEntity());
        } finally {
            response.close();
        }
    } finally {
        httpclient.close();
    }
}

From source file:es.tsb.ltba.nomhad.example.ClientWithResponseHandler.java

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

    DefaultHttpClient httpclient = new DefaultHttpClient();
    httpclient = wrapClient(httpclient);
    httpclient.getCredentialsProvider().setCredentials(new AuthScope(AuthScope.ANY_HOST, AuthScope.ANY_PORT),
            new UsernamePasswordCredentials("A100", "123456"));

    try {//from   ww w  .  ja v  a2  s  .  c o m
        HttpGet httpget = new HttpGet(NOMHAD_URL_HEADER + "A100" + OBSERVATIONS_REQUEST);

        HttpPost httppost = new HttpPost(NOMHAD_URL_HEADER + "A100" + OBSERVATIONS_REQUEST);
        httppost.setEntity(new StringEntity(BODY_TEST));
        System.out.println("executing request " + httpget.getURI());

        // Create a response handler
        ResponseHandler<String> responseHandler = new BasicResponseHandler();
        String responseBody = httpclient.execute(httppost, responseHandler);
        System.out.println("----------------------------------------");
        System.out.println(responseBody);
        System.out.println("----------------------------------------");

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:be.dnsbelgium.rdap.client.RDAPCLI.java

public static void main(String[] args) {

    LOGGER.debug("Create the command line parser");
    CommandLineParser parser = new GnuParser();

    LOGGER.debug("Create the options");
    Options options = new RDAPOptions(Locale.ENGLISH);

    try {/* www . j  a  va2 s.co m*/
        LOGGER.debug("Parse the command line arguments");
        CommandLine line = parser.parse(options, args);

        if (line.hasOption("help")) {
            printHelp(options);
            return;
        }

        if (line.getArgs().length == 0) {
            throw new IllegalArgumentException("You must provide a query");
        }
        String query = line.getArgs()[0];

        Type type = (line.getArgs().length == 2) ? Type.valueOf(line.getArgs()[1].toUpperCase())
                : guessQueryType(query);

        LOGGER.debug("Query: {}, Type: {}", query, type);

        try {
            SSLContextBuilder sslContextBuilder = SSLContexts.custom();
            if (line.hasOption(RDAPOptions.TRUSTSTORE)) {
                sslContextBuilder.loadTrustMaterial(
                        RDAPClient.getKeyStoreFromFile(new File(line.getOptionValue(RDAPOptions.TRUSTSTORE)),
                                line.getOptionValue(RDAPOptions.TRUSTSTORE_TYPE, RDAPOptions.DEFAULT_STORETYPE),
                                line.getOptionValue(RDAPOptions.TRUSTSTORE_PASS, RDAPOptions.DEFAULT_PASS)));
            }
            if (line.hasOption(RDAPOptions.KEYSTORE)) {
                sslContextBuilder.loadKeyMaterial(
                        RDAPClient.getKeyStoreFromFile(new File(line.getOptionValue(RDAPOptions.KEYSTORE)),
                                line.getOptionValue(RDAPOptions.KEYSTORE_TYPE, RDAPOptions.DEFAULT_STORETYPE),
                                line.getOptionValue(RDAPOptions.KEYSTORE_PASS, RDAPOptions.DEFAULT_PASS)),
                        line.getOptionValue(RDAPOptions.KEYSTORE_PASS, RDAPOptions.DEFAULT_PASS).toCharArray());
            }
            SSLContext sslContext = sslContextBuilder.build();

            final String url = line.getOptionValue(RDAPOptions.URL);
            final HttpHost host = Utils.httpHost(url);

            HashSet<Header> headers = new HashSet<Header>();
            headers.add(new BasicHeader("Accept-Language",
                    line.getOptionValue(RDAPOptions.LANG, Locale.getDefault().toString())));
            HttpClientBuilder httpClientBuilder = HttpClients.custom().setDefaultHeaders(headers)
                    .setSSLSocketFactory(new SSLConnectionSocketFactory(sslContext,
                            (line.hasOption(RDAPOptions.INSECURE) ? new AllowAllHostnameVerifier()
                                    : new BrowserCompatHostnameVerifier())));

            if (line.hasOption(RDAPOptions.USERNAME) && line.hasOption(RDAPOptions.PASSWORD)) {
                BasicCredentialsProvider credentialsProvider = new BasicCredentialsProvider();
                credentialsProvider.setCredentials(new AuthScope(host.getHostName(), host.getPort()),
                        new UsernamePasswordCredentials(line.getOptionValue(RDAPOptions.USERNAME),
                                line.getOptionValue(RDAPOptions.PASSWORD)));
                httpClientBuilder.setDefaultCredentialsProvider(credentialsProvider);
            }

            RDAPClient rdapClient = new RDAPClient(httpClientBuilder.build(), url);
            ObjectMapper mapper = new ObjectMapper();

            JsonNode json = null;
            switch (type) {
            case DOMAIN:
                json = rdapClient.getDomainAsJson(query);
                break;
            case ENTITY:
                json = rdapClient.getEntityAsJson(query);
                break;
            case AUTNUM:
                json = rdapClient.getAutNum(query);
                break;
            case IP:
                json = rdapClient.getIp(query);
                break;
            case NAMESERVER:
                json = rdapClient.getNameserver(query);
                break;
            }
            PrintWriter out = new PrintWriter(System.out, true);
            if (line.hasOption(RDAPOptions.RAW)) {
                mapper.writer().writeValue(out, json);
            } else if (line.hasOption(RDAPOptions.PRETTY)) {
                mapper.writer(new DefaultPrettyPrinter()).writeValue(out, json);
            } else if (line.hasOption(RDAPOptions.YAML)) {
                DumperOptions dumperOptions = new DumperOptions();
                dumperOptions.setPrettyFlow(true);
                dumperOptions.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
                dumperOptions.setSplitLines(true);
                Yaml yaml = new Yaml(dumperOptions);
                Map data = mapper.convertValue(json, Map.class);
                yaml.dump(data, out);
            } else {
                mapper.writer(new MinimalPrettyPrinter()).writeValue(out, json);
            }
            out.flush();
        } catch (Exception e) {
            LOGGER.error(e.getMessage(), e);
            System.exit(-1);
        }
    } catch (org.apache.commons.cli.ParseException e) {
        printHelp(options);
        System.exit(-1);
    }
}

From source file:com.cloudhopper.httpclient.util.HttpPostMain.java

static public void main(String[] args) throws Exception {
    ////from w  ww  . j a va 2s . c  o  m
    // target urls
    //
    String strURL = "http://209.226.31.233:9009/SendSmsService/b98183b99a1f473839ce569c78b84dbd";

    // Username: Twitter
    // Password: Twitter123

    TrustManager easyTrustManager = new X509TrustManager() {
        public void checkClientTrusted(java.security.cert.X509Certificate[] arg0, String arg1)
                throws CertificateException {
            // allow all
        }

        public void checkServerTrusted(java.security.cert.X509Certificate[] arg0, String arg1)
                throws CertificateException {
            // allow all
        }

        public java.security.cert.X509Certificate[] getAcceptedIssuers() {
            return null;
        }
    };

    Scheme http = new Scheme("http", PlainSocketFactory.getSocketFactory(), 80);

    SSLContext sslcontext = SSLContext.getInstance("TLS");
    sslcontext.init(null, new TrustManager[] { easyTrustManager }, null);
    SSLSocketFactory sf = new SSLSocketFactory(sslcontext);
    sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
    Scheme https = new Scheme("https", sf, 443);

    //SchemeRegistry sr = new SchemeRegistry();
    //sr.register(http);
    //sr.register(https);

    // create and initialize scheme registry
    //SchemeRegistry schemeRegistry = new SchemeRegistry();
    //schemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));

    // create an HttpClient with the ThreadSafeClientConnManager.
    // This connection manager must be used if more than one thread will
    // be using the HttpClient.
    //ThreadSafeClientConnManager cm = new ThreadSafeClientConnManager(schemeRegistry);
    //cm.setMaxTotalConnections(1);

    DefaultHttpClient client = new DefaultHttpClient();

    client.getConnectionManager().getSchemeRegistry().register(https);

    //        for (int i = 0; i < 1; i++) {
    //
    // create a new ticket id
    //
    //String ticketId = TicketUtil.generate(1, System.currentTimeMillis());

    /**
    StringBuilder string0 = new StringBuilder(200)
        .append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n")
        .append("<S:Envelope xmlns:S=\"http://schemas.xmlsoap.org/soap/envelope/\">\n")
        .append("       <S:Header>\n")
        .append("               <ns3:TransactionID xmlns:ns4=\"http://vmp.vzw.com/schema\"\n")
        .append("xmlns:ns3=\"http://www.3gpp.org/ftp/Specs/archive/23_series/23.140/schema/REL-6-MM7-1-4\">" + ticketId + "</ns3:TransactionID>\n")
        .append("       </S:Header>\n")
        .append("       <S:Body>\n")
        .append("               <ns2:OptinReq xmlns:ns4=\"http://schemas.xmlsoap.org/soap/envelope/\"\n")
        .append("xmlns:ns3=\"http://www.3gpp.org/ftp/Specs/archive/23_series/23.140/schema/REL-6-MM7-1-4\"\n")
        .append("xmlns:ns2=\"http://vmp.vzw.com/schema\">\n")
        .append("                      <ns2:VASPID>twitter</ns2:VASPID>\n")
        .append("                      <ns2:VASID>tm33t!</ns2:VASID>\n")
        .append("                      <ns2:ShortCode>800080008001</ns2:ShortCode>\n")
        .append("                      <ns2:Number>9257089093</ns2:Number>\n")
        .append("                      <ns2:Source>provider</ns2:Source>\n")
        .append("                      <ns2:Message/>\n")
        .append("               </ns2:OptinReq>\n")
        .append("       </S:Body>\n")
        .append("</S:Envelope>");
     */

    // simple send sms
    StringBuilder string1 = new StringBuilder(200).append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n")
            .append("<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:loc=\"http://www.csapi.org/schema/parlayx/sms/send/v2_3/local\">\n")
            .append("   <soapenv:Header/>\n").append("   <soapenv:Body>\n").append("      <loc:sendSms>\n")
            .append("         <loc:addresses>tel:+16472260233</loc:addresses>\n")
            .append("         <loc:senderName>6388</loc:senderName>\n")
            .append("         <loc:message>Test Message &</loc:message>\n").append("      </loc:sendSms>\n")
            .append("   </soapenv:Body>\n").append("</soapenv:Envelope>\n");

    // startSmsNotification - place to deliver SMS to

    String req = string1.toString();
    logger.debug("Request XML -> \n" + req);

    HttpPost post = new HttpPost(strURL);

    StringEntity postEntity = new StringEntity(req, "ISO-8859-1");
    postEntity.setContentType("text/xml; charset=\"ISO-8859-1\"");
    post.addHeader("SOAPAction", "\"\"");
    post.setEntity(postEntity);

    long start = System.currentTimeMillis();

    client.getCredentialsProvider().setCredentials(new AuthScope("209.226.31.233", AuthScope.ANY_PORT),
            new UsernamePasswordCredentials("Twitter", "Twitter123"));

    BasicHttpContext localcontext = new BasicHttpContext();

    // Generate BASIC scheme object and stick it to the local 
    // execution context
    BasicScheme basicAuth = new BasicScheme();
    localcontext.setAttribute("preemptive-auth", basicAuth);

    // Add as the first request interceptor
    client.addRequestInterceptor(new PreemptiveAuth(), 0);

    HttpResponse httpResponse = client.execute(post, localcontext);
    HttpEntity responseEntity = httpResponse.getEntity();

    //
    // was the request OK?
    //
    if (httpResponse.getStatusLine().getStatusCode() != 200) {
        logger.error("Request failed with StatusCode=" + httpResponse.getStatusLine().getStatusCode());
    }

    // get an input stream
    String responseBody = EntityUtils.toString(responseEntity);

    long stop = System.currentTimeMillis();

    logger.debug("----------------------------------------");
    logger.debug("Response took " + (stop - start) + " ms");
    logger.debug(responseBody);
    logger.debug("----------------------------------------");
    //        }

    // When HttpClient instance is no longer needed,
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    client.getConnectionManager().shutdown();
}

From source file:com.emc.cto.ridagent.rid.test.TestScript.java

public static void main(String args[]) throws SAXException, ParserConfigurationException, URISyntaxException,
        ClientProtocolException, IOException {
    String xmlData = "  <iodef-rid:RID lang=\"en\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:iodef-rid=\"urn:ietf:params:xml:ns:iodef-rid-2.0\" xmlns:iodef=\"urn:ietf:params:xml:ns:iodef-1.42\" xsi:schemaLocation=\"urn:ietf:params:xml:ns:iodef-rid-2.0 iodef-rid-2.0.xsd\">";
    xmlData = xmlData + "<iodef-rid:RIDPolicy MsgType=\"Report\" MsgDestination=\"RIDSystem\">";
    xmlData = xmlData + "<iodef-rid:PolicyRegion region=\"IntraConsortium\"/>";
    xmlData = xmlData + " <iodef:Node>";
    xmlData = xmlData + "   <iodef:NodeName>192.168.1.1</iodef:NodeName>";
    xmlData = xmlData + " </iodef:Node>";
    xmlData = xmlData + "<iodef-rid:TrafficType type=\"Network\"/>";
    xmlData = xmlData + "</iodef-rid:RIDPolicy>";
    xmlData = xmlData + "</iodef-rid:RID>";
    String id = TestScript.httpSend(xmlData, "https://ridtest.emc.com:4590/");
    HttpGet httpget = new HttpGet("http://localhost:1280/federation/RID/" + id + "/report.xml");

    DefaultHttpClient httpclient = new DefaultHttpClient();
    Credentials defaultcreds = new UsernamePasswordCredentials("Administrator", "secret");
    httpclient.getCredentialsProvider().setCredentials(new AuthScope(AuthScope.ANY_HOST, AuthScope.ANY_PORT),
            defaultcreds);/*from  w  w w  . j ava  2s  .  co m*/
    httpget.setHeader("User-Agent", "EMC RID System");

    HttpResponse response = httpclient.execute(httpget);
    if (response.getEntity() != null) {

        int code = response.getStatusLine().getStatusCode();
        if (code == 404) {
            System.out.println("Error has occured! Document not found in the xDB");

        } else if (code == 200) {
            System.out.println("Document Successfully saved in the database");

        } else {
            System.out.println("Error could not be determined");
        }
    }
}

From source file:org.devtcg.five.util.AuthHelper.java

public static void setCredentials(FailfastHttpClient client, SourceItem source) {
    /*//from  ww  w.j  a v a2s  . co m
     * The password we set here is actually a Base64-encoded SHA1 hash of
     * the plain text password. In a sense, we're using our own manual
     * digest authentication instead of the one supported by the HTTP
     * protocol.
     */
    client.getCredentialsProvider().setCredentials(new AuthScope(source.getHost(), source.getPort()),
            new UsernamePasswordCredentials("fiveuser", source.getPassword()));
}

From source file:com.clonephpscrapper.utility.FetchPageWithProxy.java

public static String fetchPageSourcefromClientGoogle(URI newurl) throws IOException, InterruptedException {

    int portNo = generateRandomPort();
    CredentialsProvider credsprovider = new BasicCredentialsProvider();
    credsprovider.setCredentials(new AuthScope("195.154.161.103", portNo),
            new UsernamePasswordCredentials("mongoose", "Fjh30fi"));
    HttpHost proxy = new HttpHost("195.154.161.103", portNo);
    //-----------------------------------------------------------------------
    RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(5000).setConnectTimeout(5000)
            .setConnectionRequestTimeout(5000).build();

    CloseableHttpClient httpclient = HttpClients.custom().setDefaultCredentialsProvider(credsprovider)
            .setUserAgent("Mozilla/5.0 (Windows NT 6.1; WOW64; rv:35.0) Gecko/20100101 Firefox/35.0")
            .setDefaultRequestConfig(requestConfig).setProxy(proxy).build();
    String responsebody = "";
    String responsestatus = null;
    int count = 0;
    try {/*from   ww  w.  j  av  a 2s  . c om*/
        HttpGet httpget = new HttpGet(newurl);
        httpget.addHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
        httpget.addHeader("Accept-Encoding", "gzip, deflate");
        httpget.addHeader("Accept-Language", "en-US,en;q=0.5");
        httpget.addHeader("Connection", "keep-alive");

        System.out.println("Response status " + httpget.getRequestLine());
        CloseableHttpResponse resp = httpclient.execute(httpget);
        responsestatus = resp.getStatusLine().toString();
        if (responsestatus.contains("503") || responsestatus.contains("502") || responsestatus.contains("403")
                || responsestatus.contains("400") || responsestatus.contains("407")
                || responsestatus.contains("401") || responsestatus.contains("402")
                || responsestatus.contains("404") || responsestatus.contains("405")
                || responsestatus.contains("SSLHandshakeException") || responsestatus.contains("999")
                || responsestatus.contains("ClientProtocolException")
                || responsestatus.contains("SocketTimeoutException") || "".equals(responsestatus)) {
            Thread.sleep(10000);
            do {
                count++;
                responsebody = fetchPageSourcefromClientGoogleSecond(newurl);
                if (responsebody == null) {
                    Thread.sleep(10000);
                    System.out.println("PROX FAILURE");
                }
                if (count > 20) {
                    Thread.sleep(1000);
                    break;
                }
            } while (responsebody == null || "".equals(responsebody));
        } else {
            HttpEntity entity = resp.getEntity();
            System.out.println(resp.getStatusLine());
            if (entity != null) {
                System.out.println("Response content length: " + entity.getContentLength());
                BufferedReader in = new BufferedReader(new InputStreamReader(entity.getContent()));
                String inputLine;
                while ((inputLine = in.readLine()) != null) {
                    responsebody = new StringBuilder().append(responsebody).append(inputLine).toString();
                }
                // writeResponseFile(responsebody, pagename);
            }
            EntityUtils.consume(entity);
        }
    } catch (IOException | IllegalStateException e) {
        System.out.println("Exception = " + e);
        do {
            count++;
            responsebody = fetchPageSourcefromClientGoogleSecond(newurl);
            if (responsebody == null) {
                System.out.println("PROX FAILURE");
            }
            if (count > 15) {
                Thread.sleep(50000);
                //                    responsebody = fetchPageSourcefromClientGoogleSecond(newurl);
                break;
            }
        } while (responsebody == null || "".equals(responsebody));
    } finally {
        httpclient.close();
    }
    return responsebody;
}

From source file:com.esri.geoportal.commons.utils.HttpClientContextBuilder.java

/**
 * Creates client context.//from  w w  w .j  a v  a 2s . co  m
 * @param url url
 * @param cred credentials
 * @return client context
 */
public static HttpClientContext createHttpClientContext(URL url, SimpleCredentials cred) {
    HttpHost targetHost = new HttpHost(url.getHost(), url.getPort(), url.getProtocol());
    CredentialsProvider credsProvider = new BasicCredentialsProvider();
    credsProvider.setCredentials(new AuthScope(targetHost.getHostName(), targetHost.getPort()),
            new UsernamePasswordCredentials(cred.getUserName(), cred.getPassword()));

    // Create AuthCache instance
    AuthCache authCache = new BasicAuthCache();
    // Generate BASIC scheme object and add it to the local auth cache
    BasicScheme basicAuth = new BasicScheme();
    authCache.put(targetHost, basicAuth);

    // Add AuthCache to the execution context
    HttpClientContext context = HttpClientContext.create();
    context.setCredentialsProvider(credsProvider);
    context.setAuthCache(authCache);

    return context;
}

From source file:org.springframework.cloud.stream.binder.rabbit.admin.RabbitManagementUtils.java

public static RestTemplate buildRestTemplate(String adminUri, String user, String password) {
    BasicCredentialsProvider credsProvider = new BasicCredentialsProvider();
    credsProvider.setCredentials(new AuthScope(AuthScope.ANY_HOST, AuthScope.ANY_PORT),
            new UsernamePasswordCredentials(user, password));
    HttpClient httpClient = HttpClients.custom().setDefaultCredentialsProvider(credsProvider).build();
    // Set up pre-emptive basic Auth because the rabbit plugin doesn't currently support challenge/response for PUT
    // Create AuthCache instance
    AuthCache authCache = new BasicAuthCache();
    // Generate BASIC scheme object and add it to the local; from the apache docs...
    // auth cache
    BasicScheme basicAuth = new BasicScheme();
    URI uri;//  w w  w .j a v a  2s .  c  om
    try {
        uri = new URI(adminUri);
    } catch (URISyntaxException e) {
        throw new RabbitAdminException("Invalid URI", e);
    }
    authCache.put(new HttpHost(uri.getHost(), uri.getPort(), uri.getScheme()), basicAuth);
    // Add AuthCache to the execution context
    final HttpClientContext localContext = HttpClientContext.create();
    localContext.setAuthCache(authCache);
    RestTemplate restTemplate = new RestTemplate(new HttpComponentsClientHttpRequestFactory(httpClient) {

        @Override
        protected HttpContext createHttpContext(HttpMethod httpMethod, URI uri) {
            return localContext;
        }

    });
    restTemplate.setMessageConverters(
            Collections.<HttpMessageConverter<?>>singletonList(new MappingJackson2HttpMessageConverter()));
    return restTemplate;
}

From source file:com.ibm.watson.retrieveandrank.app.rest.UtilityFunctions.java

public static CloseableHttpClient createHTTPClient(URI uri, String username, String password) {
    CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
    credentialsProvider.setCredentials(new AuthScope(uri.getHost(), uri.getPort()),
            new UsernamePasswordCredentials(username, password));
    return HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider)
            .addInterceptorFirst(new PreemptiveAuthInterceptor()).build();
}