Example usage for java.net HttpURLConnection setInstanceFollowRedirects

List of usage examples for java.net HttpURLConnection setInstanceFollowRedirects

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Introduction

In this page you can find the example usage for java.net HttpURLConnection setInstanceFollowRedirects.

Prototype

public void setInstanceFollowRedirects(boolean followRedirects)

Source Link

Document

Sets whether HTTP redirects (requests with response code 3xx) should be automatically followed by this HttpURLConnection instance.

Usage

From source file:com.orange.oidc.secproxy_service.HttpOpenidConnect.java

static String getHttpString(String url) {

    String result = null;/*from   w w  w .j  a va 2  s.co  m*/

    // build connection
    HttpURLConnection huc = getHUC(url);
    huc.setInstanceFollowRedirects(false);

    try {
        // try to establish connection 
        huc.connect();
        // get result
        int responseCode = huc.getResponseCode();
        Logd(TAG, "getHttpString response: " + responseCode);

        // if 200, read http body
        if (responseCode == 200) {
            InputStream is = huc.getInputStream();
            result = convertStreamToString(is);
            is.close();
        } else {
            // result = "response code: "+responseCode;
        }

        // close connection
        huc.disconnect();

    } catch (Exception e) {
        Log.e(TAG, "revokeSite FAILED");
        e.printStackTrace();
    }

    return result;
}

From source file:Main.java

@TargetApi(Build.VERSION_CODES.KITKAT)
public static String net(String strUrl, Map<String, Object> params, String method) throws Exception {
    HttpURLConnection conn = null;
    BufferedReader reader = null;
    String rs = null;/*from www  . ja v a 2s  . c om*/
    try {
        StringBuffer sb = new StringBuffer();
        if (method == null || method.equals("GET")) {
            strUrl = strUrl + "?" + urlencode(params);
        }
        URL url = new URL(strUrl);
        conn = (HttpURLConnection) url.openConnection();
        if (method == null || method.equals("GET")) {
            conn.setRequestMethod("GET");
        } else {
            conn.setRequestMethod("POST");
            conn.setDoOutput(true);
        }
        conn.setRequestProperty("User-agent", userAgent);
        conn.setUseCaches(false);
        conn.setConnectTimeout(DEF_CONN_TIMEOUT);
        conn.setReadTimeout(DEF_READ_TIMEOUT);
        conn.setInstanceFollowRedirects(false);
        conn.connect();
        if (params != null && method.equals("POST")) {
            try (DataOutputStream out = new DataOutputStream(conn.getOutputStream())) {
                out.writeBytes(urlencode(params));
            }
        }
        InputStream is = conn.getInputStream();
        reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET));
        String strRead = null;
        while ((strRead = reader.readLine()) != null) {
            sb.append(strRead);
        }
        rs = sb.toString();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (reader != null) {
            reader.close();
        }
        if (conn != null) {
            conn.disconnect();
        }
    }
    return rs;
}

From source file:com.roadwarrior.vtiger.client.NetworkUtilities.java

/**
 * Connects to the  server, authenticates the provided username and
 * password.//from  www.j a v  a  2 s  .  co  m
 * 
 * @param username The user's username
 * @param password The user's password
 * @return String The authentication token returned by the server (or null)
 */
public static String authenticate(String username, String accessKey, String base_url) {
    String token = null;
    String hash = null;
    authenticate_log_text = "authenticate()\n";
    AUTH_URI = base_url + "/webservice.php";
    authenticate_log_text = authenticate_log_text + "url: " + AUTH_URI + "?operation=getchallenge&username="
            + username + "\n";

    Log.d(TAG, "AUTH_URI : ");
    Log.d(TAG, AUTH_URI + "?operation=getchallenge&username=" + username);
    // =========== get challenge token ==============================
    ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();
    try {

        URL url;

        // HTTP GET REQUEST
        url = new URL(AUTH_URI + "?operation=getchallenge&username=" + username);
        HttpURLConnection con;
        con = (HttpURLConnection) url.openConnection();
        con.setRequestMethod("GET");
        con.setRequestProperty("Content-length", "0");
        con.setUseCaches(false);
        // for some site that redirects based on user agent
        con.setInstanceFollowRedirects(true);
        con.setRequestProperty("User-Agent",
                "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.0.15) Gecko/2009101600 Firefox/3.0.15");
        con.setAllowUserInteraction(false);
        int timeout = 20000;
        con.setConnectTimeout(timeout);
        con.setReadTimeout(timeout);
        con.connect();
        int status = con.getResponseCode();

        authenticate_log_text = authenticate_log_text + "Request status = " + status + "\n";
        switch (status) {
        case 200:
        case 201:
        case 302:
            BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream()));
            StringBuilder sb = new StringBuilder();
            String line;
            while ((line = br.readLine()) != null) {
                sb.append(line + "\n");
            }
            br.close();
            Log.d(TAG, "message body");
            Log.d(TAG, sb.toString());

            authenticate_log_text = authenticate_log_text + "body : " + sb.toString();
            if (status == 302) {
                authenticate_log_text = sb.toString();
                return null;
            }

            JSONObject result = new JSONObject(sb.toString());
            Log.d(TAG, result.getString("result"));
            JSONObject data = new JSONObject(result.getString("result"));
            token = data.getString("token");
            break;
        case 401:
            Log.e(TAG, "Server auth error: ");// + readResponse(con.getErrorStream()));
            authenticate_log_text = authenticate_log_text + "Server auth error";
            return null;
        default:
            Log.e(TAG, "connection status code " + status);// + readResponse(con.getErrorStream()));
            authenticate_log_text = authenticate_log_text + "connection status code :" + status;
            return null;
        }

    } catch (ClientProtocolException e) {
        Log.i(TAG, "getchallenge:http protocol error");
        Log.e(TAG, e.getMessage());
        authenticate_log_text = authenticate_log_text + "ClientProtocolException :" + e.getMessage() + "\n";
        return null;
    } catch (IOException e) {
        Log.e(TAG, "getchallenge: IO Exception");
        Log.e(TAG, e.getMessage());
        Log.e(TAG, AUTH_URI + "?operation=getchallenge&username=" + username);
        authenticate_log_text = authenticate_log_text + "getchallenge: IO Exception : " + e.getMessage() + "\n";
        return null;

    } catch (JSONException e) {
        Log.i(TAG, "json exception");
        authenticate_log_text = authenticate_log_text + "JSon exception\n";

        // TODO Auto-generated catch block
        e.printStackTrace();
        return null;
    }

    // ================= login ==================

    try {
        MessageDigest m = MessageDigest.getInstance("MD5");
        m.update(token.getBytes());
        m.update(accessKey.getBytes());
        hash = new BigInteger(1, m.digest()).toString(16);
        Log.i(TAG, "hash");
        Log.i(TAG, hash);
    } catch (NoSuchAlgorithmException e) {
        authenticate_log_text = authenticate_log_text + "MD5 => no such algorithm\n";
        e.printStackTrace();
    }

    try {
        String charset;
        charset = "utf-8";
        String query = String.format("operation=login&username=%s&accessKey=%s",
                URLEncoder.encode(username, charset), URLEncoder.encode(hash, charset));
        authenticate_log_text = authenticate_log_text + "login()\n";
        URLConnection connection = new URL(AUTH_URI).openConnection();
        connection.setDoOutput(true); // Triggers POST.
        int timeout = 20000;
        connection.setConnectTimeout(timeout);
        connection.setReadTimeout(timeout);
        connection.setAllowUserInteraction(false);
        connection.setRequestProperty("Accept-Charset", charset);
        connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + charset);
        connection.setUseCaches(false);

        OutputStream output = connection.getOutputStream();
        try {
            output.write(query.getBytes(charset));
        } finally {
            try {
                output.close();
            } catch (IOException logOrIgnore) {

            }
        }
        Log.d(TAG, "Query written");
        BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        StringBuilder sb = new StringBuilder();
        String line;
        while ((line = br.readLine()) != null) {
            sb.append(line + "\n");
        }
        br.close();
        Log.d(TAG, "message post body");
        Log.d(TAG, sb.toString());
        authenticate_log_text = authenticate_log_text + "post message body :" + sb.toString() + "\n";
        JSONObject result = new JSONObject(sb.toString());

        String success = result.getString("success");
        Log.i(TAG, success);

        if (success == "true") {
            Log.i(TAG, result.getString("result"));
            Log.i(TAG, "sucesssfully logged  in is");
            JSONObject data = new JSONObject(result.getString("result"));
            sessionName = data.getString("sessionName");

            Log.i(TAG, sessionName);
            authenticate_log_text = authenticate_log_text + "successfully logged in\n";
            return token;
        } else {
            // success is false, retrieve error
            JSONObject data = new JSONObject(result.getString("error"));
            authenticate_log_text = "can not login :\n" + data.toString();

            return null;
        }
        //token = data.getString("token");
        //Log.i(TAG,token);
    } catch (ClientProtocolException e) {
        Log.d(TAG, "login: http protocol error");
        Log.d(TAG, e.getMessage());
        authenticate_log_text = authenticate_log_text + "HTTP Protocol error \n";
        authenticate_log_text = authenticate_log_text + e.getMessage() + "\n";
    } catch (IOException e) {
        Log.d(TAG, "login: IO Exception");
        Log.d(TAG, e.getMessage());

        authenticate_log_text = authenticate_log_text + "login: IO Exception \n";
        authenticate_log_text = authenticate_log_text + e.getMessage() + "\n";

    } catch (JSONException e) {
        Log.d(TAG, "JSON exception");
        // TODO Auto-generated catch block
        authenticate_log_text = authenticate_log_text + "JSON exception ";
        authenticate_log_text = authenticate_log_text + e.getMessage();
        e.printStackTrace();
    }
    return null;
    // ========================================================================

}

From source file:util.io.IOUtilities.java

/**
 * Originally copied from javax.swing.JEditorPane.
 * <p>/*from  w w w.  j av a2  s .  com*/
 * Fetches a stream for the given URL, which is about to
 * be loaded by the <code>setPage</code> method.  By
 * default, this simply opens the URL and returns the
 * stream.  This can be reimplemented to do useful things
 * like fetch the stream from a cache, monitor the progress
 * of the stream, etc.
 * <p>
 * This method is expected to have the the side effect of
 * establishing the content type, and therefore setting the
 * appropriate <code>EditorKit</code> to use for loading the stream.
 * <p>
 * If this the stream was an http connection, redirects
 * will be followed and the resulting URL will be set as
 * the <code>Document.StreamDescriptionProperty</code> so that relative
 * URL's can be properly resolved.
 *
 * @param page the URL of the page
 * @param followRedirects Follow redirects.
 * @param timeout The read timeout.
 * @param userName The user name to use for the connection.
 * @param userPassword The password to use for the connection.
 * @throws IOException if something went wrong.
 * @return a stream reading data from the specified URL.
 */
public static InputStream getStream(URL page, boolean followRedirects, int timeout, String userName,
        String userPassword) throws IOException {
    URLConnection conn = page.openConnection();

    if (userName != null && userPassword != null) {
        String password = userName + ":" + userPassword;
        String encodedPassword = new String(Base64.encodeBase64(password.getBytes()));
        conn.setRequestProperty("Authorization", "Basic " + encodedPassword);
    }

    if (timeout > 0) {
        conn.setReadTimeout(timeout);
    }

    if (followRedirects && (conn instanceof HttpURLConnection)) {
        HttpURLConnection hconn = (HttpURLConnection) conn;
        hconn.setInstanceFollowRedirects(false);

        int response = hconn.getResponseCode();
        boolean redirect = (response >= 300 && response <= 399);

        // In the case of a redirect, we want to actually change the URL
        // that was input to the new, redirected URL
        if (redirect) {
            String loc = conn.getHeaderField("Location");
            if (loc == null) {
                throw new FileNotFoundException(
                        "URL points to a redirect without " + "target location: " + page);
            }
            if (loc.startsWith("http")) {
                page = new URL(loc);
            } else {
                page = new URL(page, loc);
            }
            return getStream(page, followRedirects, timeout, userName, userPassword);
        }
    }

    InputStream in = conn.getInputStream();
    return in;
}

From source file:com.orange.oidc.secproxy_service.HttpOpenidConnect.java

static String getUserInfo(String server_url, String access_token) {
    // android.os.Debug.waitForDebugger();

    Log.d(TAG, "getUserInfo server_url=" + server_url);
    Log.d(TAG, "getUserInfo access_token=" + access_token);

    // check if server is valid
    if (isEmpty(server_url) || isEmpty(access_token)) {
        return null;
    }/*from  ww w . ja  v a 2s  . c om*/

    String userinfo_endpoint = getEndpointFromConfigOidc("userinfo_endpoint", server_url);
    if (isEmpty(userinfo_endpoint)) {
        Logd(TAG, "getUserInfo : could not get endpoint on server : " + server_url);
        return null;
    }

    Logd(TAG, "getUserInfo : " + userinfo_endpoint);
    // build connection
    HttpURLConnection huc = getHUC(userinfo_endpoint + "?access_token=" + access_token);
    huc.setInstanceFollowRedirects(false);
    // huc.setRequestProperty("Content-Type","application/x-www-form-urlencoded");

    huc.setRequestProperty("Authorization", "Bearer " + access_token);

    // default result
    String result = null;

    try {
        // try to establish connection 
        huc.connect();
        // get result
        int responseCode = huc.getResponseCode();
        Logd(TAG, "getUserInfo 2 response: " + responseCode);

        // if 200, read http body
        if (responseCode == 200) {
            InputStream is = huc.getInputStream();
            result = convertStreamToString(is);
            is.close();
        }

        // close connection
        huc.disconnect();

    } catch (Exception e) {
        Logd(TAG, "getUserInfo failed");
        e.printStackTrace();
    }

    return result;
}

From source file:com.orange.oidc.secproxy_service.HttpOpenidConnect.java

public static boolean logout(String server_url) {

    if (isEmpty(server_url)) {
        Logd(TAG, "revokSite no server url");
        return false;
    }/*from ww w  .  j av a 2s .c o m*/

    if (!server_url.endsWith("/"))
        server_url += "/";

    // get end session endpoint
    String end_session_endpoint = getEndpointFromConfigOidc("end_session_endpoint", server_url);
    if (isEmpty(end_session_endpoint)) {
        Logd(TAG, "logout : could not get end_session_endpoint on server : " + server_url);
        return false;
    }

    // set up connection
    HttpURLConnection huc = getHUC(end_session_endpoint);

    // TAZTAG test
    // huc.setInstanceFollowRedirects(false);
    huc.setInstanceFollowRedirects(true);
    // result : follows redirection is ok for taztag

    huc.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

    huc.setDoOutput(true);
    huc.setChunkedStreamingMode(0);
    // prepare parameters
    List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(1);

    try {
        // write parameters to http connection
        OutputStream os = huc.getOutputStream();
        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
        // get URL encoded string from list of key value pairs
        String postParam = getQuery(nameValuePairs);
        Logd("Logout", "url: " + end_session_endpoint);
        Logd("Logout", "POST: " + postParam);
        writer.write(postParam);
        writer.flush();
        writer.close();
        os.close();

        // try to connect
        huc.connect();
        // connexion status
        int responseCode = huc.getResponseCode();
        Logd(TAG, "Logout response: " + responseCode);
        // if 200 - OK
        if (responseCode == 200) {
            return true;
        }
        huc.disconnect();
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    }

    return false;
}

From source file:piuk.blockchain.android.util.WalletUtils.java

public static String getURL(String URL) throws Exception {
    URL url = new URL(URL);

    String error = null;/* w w w .  j a  v  a2  s  .  co m*/

    for (int ii = 0; ii < DefaultRequestRetry; ++ii) {

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();

        try {
            connection.setRequestMethod("GET");
            connection.setRequestProperty("charset", "utf-8");
            connection.setRequestProperty("User-Agent",
                    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.57 Safari/537.36");

            connection.setConnectTimeout(DefaultRequestTimeout);
            connection.setReadTimeout(DefaultRequestTimeout);

            connection.setInstanceFollowRedirects(false);

            connection.connect();

            if (connection.getResponseCode() == 200)
                return IOUtils.toString(connection.getInputStream(), "UTF-8");
            else
                error = IOUtils.toString(connection.getErrorStream(), "UTF-8");

            Thread.sleep(5000);
        } finally {
            connection.disconnect();
        }
    }

    return error;
}

From source file:org.brickred.socialauth.util.HttpUtil.java

/**
 * Makes HTTP request using java.net.HTTPURLConnection
 * /*from   w ww  .ja v a  2  s  .  c  om*/
 * @param urlStr
 *            the URL String
 * @param requestMethod
 *            Method type
 * @param body
 *            Body to pass in request.
 * @param header
 *            Header parameters
 * @return Response Object
 * @throws SocialAuthException
 */
public static Response doHttpRequest(final String urlStr, final String requestMethod, final String body,
        final Map<String, String> header) throws SocialAuthException {
    HttpURLConnection conn;
    try {

        URL url = new URL(urlStr);
        if (proxyObj != null) {
            conn = (HttpURLConnection) url.openConnection(proxyObj);
        } else {
            conn = (HttpURLConnection) url.openConnection();
        }

        if (MethodType.POST.toString().equalsIgnoreCase(requestMethod)
                || MethodType.PUT.toString().equalsIgnoreCase(requestMethod)) {
            conn.setDoOutput(true);
        }

        conn.setDoInput(true);

        conn.setInstanceFollowRedirects(true);
        if (timeoutValue > 0) {
            LOG.debug("Setting connection timeout : " + timeoutValue);
            conn.setConnectTimeout(timeoutValue);
        }
        if (requestMethod != null) {
            conn.setRequestMethod(requestMethod);
        }
        if (header != null) {
            for (String key : header.keySet()) {
                conn.setRequestProperty(key, header.get(key));
            }
        }

        // If use POST or PUT must use this
        OutputStream os = null;
        if (body != null) {
            if (requestMethod != null && !MethodType.GET.toString().equals(requestMethod)
                    && !MethodType.DELETE.toString().equals(requestMethod)) {
                os = conn.getOutputStream();
                DataOutputStream out = new DataOutputStream(os);
                out.write(body.getBytes("UTF-8"));
                out.flush();
            }
        }
        conn.connect();
    } catch (Exception e) {
        throw new SocialAuthException(e);
    }
    return new Response(conn);

}

From source file:org.brickred.socialauth.util.HttpUtil.java

/**
 * /* w w w.j  a va 2 s  . c  om*/
 * @param urlStr
 *            the URL String
 * @param requestMethod
 *            Method type
 * @param params
 *            Parameters to pass in request
 * @param header
 *            Header parameters
 * @param inputStream
 *            Input stream of image
 * @param fileName
 *            Image file name
 * @param fileParamName
 *            Image Filename parameter. It requires in some provider.
 * @return Response object
 * @throws SocialAuthException
 */
public static Response doHttpRequest(final String urlStr, final String requestMethod,
        final Map<String, String> params, final Map<String, String> header, final InputStream inputStream,
        final String fileName, final String fileParamName) throws SocialAuthException {
    HttpURLConnection conn;
    try {

        URL url = new URL(urlStr);
        if (proxyObj != null) {
            conn = (HttpURLConnection) url.openConnection(proxyObj);
        } else {
            conn = (HttpURLConnection) url.openConnection();
        }

        if (requestMethod.equalsIgnoreCase(MethodType.POST.toString())
                || requestMethod.equalsIgnoreCase(MethodType.PUT.toString())) {
            conn.setDoOutput(true);
        }

        conn.setDoInput(true);

        conn.setInstanceFollowRedirects(true);
        if (timeoutValue > 0) {
            LOG.debug("Setting connection timeout : " + timeoutValue);
            conn.setConnectTimeout(timeoutValue);
        }
        if (requestMethod != null) {
            conn.setRequestMethod(requestMethod);
        }
        if (header != null) {
            for (String key : header.keySet()) {
                conn.setRequestProperty(key, header.get(key));
            }
        }

        // If use POST or PUT must use this
        OutputStream os = null;
        if (inputStream != null) {
            if (requestMethod != null && !MethodType.GET.toString().equals(requestMethod)
                    && !MethodType.DELETE.toString().equals(requestMethod)) {
                LOG.debug(requestMethod + " request");
                String boundary = "----Socialauth-posting" + System.currentTimeMillis();
                conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
                boundary = "--" + boundary;

                os = conn.getOutputStream();
                DataOutputStream out = new DataOutputStream(os);
                write(out, boundary + "\r\n");

                if (fileParamName != null) {
                    write(out, "Content-Disposition: form-data; name=\"" + fileParamName + "\"; filename=\""
                            + fileName + "\"\r\n");
                } else {
                    write(out, "Content-Disposition: form-data;  filename=\"" + fileName + "\"\r\n");
                }
                write(out, "Content-Type: " + "multipart/form-data" + "\r\n\r\n");
                int b;
                while ((b = inputStream.read()) != -1) {
                    out.write(b);
                }
                // out.write(imageFile);
                write(out, "\r\n");

                Iterator<Map.Entry<String, String>> entries = params.entrySet().iterator();
                while (entries.hasNext()) {
                    Map.Entry<String, String> entry = entries.next();
                    write(out, boundary + "\r\n");
                    write(out, "Content-Disposition: form-data; name=\"" + entry.getKey() + "\"\r\n\r\n");
                    // write(out,
                    // "Content-Type: text/plain;charset=UTF-8 \r\n\r\n");
                    LOG.debug(entry.getValue());
                    out.write(entry.getValue().getBytes("UTF-8"));
                    write(out, "\r\n");
                }

                write(out, boundary + "--\r\n");
                write(out, "\r\n");
            }
        }
        conn.connect();
    } catch (Exception e) {
        throw new SocialAuthException(e);
    }
    return new Response(conn);

}

From source file:com.playhaven.android.req.UrlRequest.java

@Override
public String call() throws MalformedURLException, IOException, PlayHavenException {
    HttpURLConnection connection = (HttpURLConnection) new URL(mInitialUrl).openConnection();
    connection.setInstanceFollowRedirects(true);
    connection.setRequestProperty(CoreProtocolPNames.USER_AGENT, UserAgent.USER_AGENT);
    connection.getContent(); // .getHeaderFields() will return null if headers not accessed once before 

    if (connection.getHeaderFields().containsKey(LOCATION_HEADER)) {
        return connection.getHeaderField(LOCATION_HEADER);
    } else {//from www  .j a v  a2 s . c om
        throw new PlayHavenException();
    }
}