Example usage for java.net HttpURLConnection setConnectTimeout

List of usage examples for java.net HttpURLConnection setConnectTimeout

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Introduction

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

Prototype

public void setConnectTimeout(int timeout)

Source Link

Document

Sets a specified timeout value, in milliseconds, to be used when opening a communications link to the resource referenced by this URLConnection.

Usage

From source file:dlauncher.authorization.DefaultCredentialsManager.java

private static JSONObject makeRequest(URL url, JSONObject post, boolean ignoreErrors)
        throws ProtocolException, IOException, AuthorizationException {
    JSONObject obj = null;//from  ww w .j  a  v a 2 s. c o m
    try {
        HttpURLConnection con = (HttpURLConnection) url.openConnection();
        con.setDoOutput(true);
        con.setDoInput(true);
        con.setUseCaches(false);
        con.setRequestMethod("POST");
        con.setRequestProperty("Content-Type", "application/json");
        con.setConnectTimeout(15 * 1000);
        con.setReadTimeout(15 * 1000);
        con.connect();
        try (OutputStream out = con.getOutputStream()) {
            out.write(post.toString().getBytes(Charset.forName("UTF-8")));
        }
        con.getResponseCode();
        InputStream instr;
        instr = con.getErrorStream();
        if (instr == null) {
            instr = con.getInputStream();
        }
        byte[] data = new byte[1024];
        int length;
        try (SizeLimitedByteArrayOutputStream bytes = new SizeLimitedByteArrayOutputStream(1024 * 4)) {
            try (InputStream in = new BufferedInputStream(instr)) {
                while ((length = in.read(data)) >= 0) {
                    bytes.write(data, 0, length);
                }
            }
            byte[] rawBytes = bytes.toByteArray();
            if (rawBytes.length != 0) {
                obj = new JSONObject(new String(rawBytes, Charset.forName("UTF-8")));
            } else {
                obj = new JSONObject();
            }
            if (!ignoreErrors && obj.has("error")) {
                String error = obj.getString("error");
                String errorMessage = obj.getString("errorMessage");
                String cause = obj.optString("cause", null);
                if ("ForbiddenOperationException".equals(error)) {
                    if ("UserMigratedException".equals(cause)) {
                        throw new UserMigratedException(errorMessage);
                    }
                    throw new ForbiddenOperationException(errorMessage);
                }
                throw new AuthorizationException(
                        error + (cause != null ? "." + cause : "") + ": " + errorMessage);
            }
            return obj;
        }
    } catch (JSONException ex) {
        throw new InvalidResponseException(ex, obj);
    }
}

From source file:com.spoiledmilk.ibikecph.util.HttpUtils.java

public static JsonResult readLink(String url_string, String method) {
    JsonResult result = new JsonResult();
    if (url_string == null) {
        return result;
    }/* w ww . j  a va  2 s  .c o  m*/
    URL url = null;
    HttpURLConnection httpget = null;
    try {
        LOG.d("HttpUtils readlink() " + url_string);
        url = new URL(url_string);
        httpget = (HttpURLConnection) url.openConnection();
        httpget.setDoInput(true);
        httpget.setRequestMethod(method);
        httpget.setRequestProperty("Accept", "application/json");
        httpget.setRequestProperty("Content-type", "application/json");
        httpget.setConnectTimeout(CONNECTON_TIMEOUT);
        httpget.setReadTimeout(CONNECTON_TIMEOUT);
        JsonNode root = null;
        root = Util.getJsonObjectMapper().readValue(httpget.getInputStream(), JsonNode.class);
        if (root != null) {
            result.setNode(root);
        }
    } catch (JsonParseException e) {
        LOG.w("HttpUtils readLink() JsonParseException ", e);
        result.error = JsonResult.ErrorCode.APIError;
    } catch (MalformedURLException e) {
        LOG.w("HttpUtils readLink() MalformedURLException", e);
        result.error = JsonResult.ErrorCode.APIError;
    } catch (FileNotFoundException e) {
        LOG.w("HttpUtils readLink() FileNotFoundException", e);
        result.error = JsonResult.ErrorCode.NotFound;
    } catch (IOException e) {
        LOG.w("HttpUtils readLink() IOException", e);
        result.error = JsonResult.ErrorCode.ConnectionError;
    } finally {
        if (httpget != null) {
            httpget.disconnect();
        }
    }
    LOG.d("HttpUtils readLink() "
            + (result != null && result.error == JsonResult.ErrorCode.Success ? "succeeded" : "failed"));
    return result;
}

From source file:com.edgenius.wiki.Shell.java

/**
 * Please note, this method doesn't reset current Shell.key. If this request failed, the original Shell.key value is still remained.
 * @return//w ww.ja  v  a  2  s . c o  m
 */
public static boolean requestInstanceShellKey() {
    try {
        log.info("Request shell key for current instance");

        //reset last keyValidator value  - will use new one.
        keyValidator = null;
        HttpURLConnection conn = (HttpURLConnection) new URL(
                getShellURL(Installation.INSTANCE_ID, null, null, false, null, false)).openConnection();
        //as instance key request is important, so we extends its timeout as original 2 times.
        conn.setConnectTimeout(timeout * 2);
        InputStream is = conn.getInputStream();
        ByteArrayOutputStream writer = new ByteArrayOutputStream();
        int len;
        byte[] bytes = new byte[200];
        while ((len = is.read(bytes)) != -1) {
            writer.write(bytes, 0, len);
        }
        String response = new String(writer.toByteArray());

        //see GShell project, ShellServlet response for instance
        //Here return is MD5 of key value....
        if (response.startsWith("KEY-VALIDATOR:")) {
            lock.lock();
            try {
                keyValidator = response.substring(14).trim();
                if (!keyValidCondition.await(timeout * 2, TimeUnit.MILLISECONDS)) {
                    log.error("Unable to get valid Shell request for key. Request Instance shell key failed.");
                    keyValidator = null;
                    return false;
                }

                //here, suppose shell key is already fill in.
                return !StringUtils.isEmpty(Shell.key);
            } finally {
                lock.unlock();
            }
        }
        //suspect current thread to wait until key valid
    } catch (IOException e) {
        log.error("Unable to connect shell for notification", e);
    } catch (Throwable e) {
        log.error("Notify shell failure", e);
    }

    return false;
}

From source file:de.langerhans.wallet.ExchangeRatesProvider.java

private static Map<String, ExchangeRate> requestExchangeRates(final URL url, double dogeBtcConversion,
        final String userAgent, final String source, final String... fields) {
    final long start = System.currentTimeMillis();

    HttpURLConnection connection = null;
    Reader reader = null;/*from  w  ww .ja  v  a  2 s. c  o m*/

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

        connection.setInstanceFollowRedirects(false);
        connection.setConnectTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.setReadTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.addRequestProperty("User-Agent", userAgent);
        connection.addRequestProperty("Accept-Encoding", "gzip");
        connection.connect();

        final int responseCode = connection.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            final String contentEncoding = connection.getContentEncoding();

            InputStream is = new BufferedInputStream(connection.getInputStream(), 1024);
            if ("gzip".equalsIgnoreCase(contentEncoding))
                is = new GZIPInputStream(is);

            reader = new InputStreamReader(is, Charsets.UTF_8);
            final StringBuilder content = new StringBuilder();
            final long length = Io.copy(reader, content);

            final Map<String, ExchangeRate> rates = new TreeMap<String, ExchangeRate>();

            final JSONObject head = new JSONObject(content.toString());
            for (final Iterator<String> i = head.keys(); i.hasNext();) {
                final String currencyCode = i.next();
                if (!"timestamp".equals(currencyCode)) {
                    final JSONObject o = head.getJSONObject(currencyCode);

                    for (final String field : fields) {
                        final String rate = o.optString(field, null);

                        if (rate != null) {
                            try {
                                final double btcRate = Double
                                        .parseDouble(Fiat.parseFiat(currencyCode, rate).toPlainString());
                                DecimalFormat df = new DecimalFormat("#.########");
                                df.setRoundingMode(RoundingMode.HALF_UP);
                                DecimalFormatSymbols dfs = new DecimalFormatSymbols();
                                dfs.setDecimalSeparator('.');
                                dfs.setGroupingSeparator(',');
                                df.setDecimalFormatSymbols(dfs);
                                final Fiat dogeRate = Fiat.parseFiat(currencyCode,
                                        df.format(btcRate * dogeBtcConversion));

                                if (dogeRate.signum() > 0) {
                                    rates.put(currencyCode, new ExchangeRate(
                                            new com.dogecoin.dogecoinj.utils.ExchangeRate(dogeRate), source));
                                    break;
                                }
                            } catch (final NumberFormatException x) {
                                log.warn("problem fetching {} exchange rate from {} ({}): {}", currencyCode,
                                        url, contentEncoding, x.getMessage());
                            }
                        }
                    }
                }
            }

            log.info("fetched exchange rates from {} ({}), {} chars, took {} ms", url, contentEncoding, length,
                    System.currentTimeMillis() - start);

            return rates;
        } else {
            log.warn("http status {} when fetching exchange rates from {}", responseCode, url);
        }
    } catch (final Exception x) {
        log.warn("problem fetching exchange rates from " + url, x);
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (final IOException x) {
                // swallow
            }
        }

        if (connection != null)
            connection.disconnect();
    }

    return null;
}

From source file:com.appsimobile.appsii.module.weather.WeatherLoadingService.java

private static boolean downloadFile(Context context, ImageDownloadHelper.PhotoInfo photoInfo, String woeid,
        int idx) {

    WeatherUtils weatherUtils = AppInjector.provideWeatherUtils();

    File cacheDir = weatherUtils.getWeatherPhotoCacheDir(context);
    String fileName = weatherUtils.createPhotoFileName(woeid, idx);
    File photoImage = new File(cacheDir, fileName);
    try {/*from w w  w. j  a  v  a 2s . co m*/
        URL url = new URL(photoInfo.url);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setConnectTimeout(30000);
        InputStream in = new BufferedInputStream(connection.getInputStream());
        try {
            OutputStream out = new BufferedOutputStream(new FileOutputStream(photoImage));

            int totalRead = 0;
            try {
                byte[] bytes = new byte[64 * 1024];
                int read;
                while ((read = in.read(bytes)) != -1) {
                    out.write(bytes, 0, read);
                    totalRead += read;
                }
                out.flush();
            } finally {
                out.close();
            }
            if (BuildConfig.DEBUG) {
                Log.d("WeatherLoadingService", "received " + totalRead + " bytes for: " + photoInfo.url);
            }
        } finally {
            in.close();
        }
        return true;
    } catch (MalformedURLException e) {
        e.printStackTrace();
        return false;
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    }
}

From source file:com.cannabiscoin.wallet.ExchangeRatesProvider.java

private static Object getCoinValueBTC_BTER() {
    Date date = new Date();
    long now = date.getTime();

    //final Map<String, ExchangeRate> rates = new TreeMap<String, ExchangeRate>();
    // Keep the LTC rate around for a bit
    Double btcRate = 0.0;/*from   w w  w .  ja va 2  s .  c  om*/
    String currency = CoinDefinition.cryptsyMarketCurrency;
    String url = "https://bittrex.com/api/v1.1/public/getticker?market=BTC-CANN";

    HttpURLConnection connection = null;
    try {
        // final String currencyCode = currencies[i];
        final URL URL_bter = new URL(url);
        connection = (HttpURLConnection) URL_bter.openConnection();
        connection.setConnectTimeout(Constants.HTTP_TIMEOUT_MS * 2);
        connection.setReadTimeout(Constants.HTTP_TIMEOUT_MS * 2);
        connection.connect();

        final StringBuilder content = new StringBuilder();

        Reader reader = null;
        try {
            reader = new InputStreamReader(new BufferedInputStream(connection.getInputStream(), 1024));
            Io.copy(reader, content);
            final JSONObject head = new JSONObject(content.toString());
            String result = head.getString("result");
            if (result.equals("true")) {

                Double averageTrade = head.getDouble("Bid");

                if (currency.equalsIgnoreCase("BTC"))
                    btcRate = averageTrade;
            }

        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (final IOException x) {
                    // swallow
                }
            }
        }
        return btcRate;
    } catch (final IOException x) {
        x.printStackTrace();
    } catch (final JSONException x) {
        x.printStackTrace();
    } finally {
        if (connection != null)
            connection.disconnect();
    }

    return null;
}

From source file:msearch.filmeSuchen.sender.MediathekSrf.java

public static boolean ping(String url) throws SRFException {

    url = url.replaceFirst("https", "http"); // Otherwise an exception may be thrown on invalid SSL certificates.

    try {//  w  w w  .j  a v a2  s.c  o m
        HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
        connection.setConnectTimeout(1000); //1000ms timeout for connect, read timeout to infinity
        connection.setReadTimeout(0);
        int responseCode = connection.getResponseCode();
        connection.disconnect();
        if (responseCode > 399 && responseCode != HttpURLConnection.HTTP_NOT_FOUND) {

            if (responseCode == HttpURLConnection.HTTP_FORBIDDEN) {
                throw new SRFException("TEST");
            }
            //MSLog.debugMeldung("SRF: " + responseCode + " + responseCode " + "Url " + url);
            return false;
        }
        return (200 <= responseCode && responseCode <= 399);

    } catch (IOException exception) {
        return false;
    }
}

From source file:com.iStudy.Study.Renren.Util.java

private static HttpURLConnection sendFormdata(String reqUrl, Bundle parameters, String fileParamName,
        String filename, String contentType, byte[] data) {
    HttpURLConnection urlConn = null;
    try {//from ww w.  ja  va2  s  . com
        URL url = new URL(reqUrl);
        urlConn = (HttpURLConnection) url.openConnection();
        urlConn.setRequestMethod("POST");
        urlConn.setConnectTimeout(5000);// ??jdk
        urlConn.setReadTimeout(5000);// ??jdk 1.5??,?
        urlConn.setDoOutput(true);

        urlConn.setRequestProperty("connection", "keep-alive");

        String boundary = "-----------------------------114975832116442893661388290519"; // 
        urlConn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);

        boundary = "--" + boundary;
        StringBuffer params = new StringBuffer();
        if (parameters != null) {
            for (Iterator<String> iter = parameters.keySet().iterator(); iter.hasNext();) {
                String name = iter.next();
                String value = parameters.getString(name);
                params.append(boundary + "\r\n");
                params.append("Content-Disposition: form-data; name=\"" + name + "\"\r\n\r\n");
                // params.append(URLEncoder.encode(value, "UTF-8"));
                params.append(value);
                params.append("\r\n");
            }
        }

        StringBuilder sb = new StringBuilder();
        sb.append(boundary);
        sb.append("\r\n");
        sb.append("Content-Disposition: form-data; name=\"" + fileParamName + "\"; filename=\"" + filename
                + "\"\r\n");
        sb.append("Content-Type: " + contentType + "\r\n\r\n");
        byte[] fileDiv = sb.toString().getBytes();
        byte[] endData = ("\r\n" + boundary + "--\r\n").getBytes();
        byte[] ps = params.toString().getBytes();

        OutputStream os = urlConn.getOutputStream();
        os.write(ps);
        os.write(fileDiv);
        os.write(data);
        os.write(endData);

        os.flush();
        os.close();
    } catch (Exception e) {
        throw new RuntimeException(e.getMessage(), e);
    }
    return urlConn;
}

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;/*w  ww . ja v a  2  s .  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:net.bible.service.common.CommonUtils.java

/** return true if URL is accessible
 * //  w w w  .  j a  v a2 s  .  com
 * Since Android 3 must do on different or NetworkOnMainThreadException is thrown
 */
public static boolean isHttpUrlAvailable(final String urlString) {
    boolean isAvailable = false;
    final int TIMEOUT_MILLIS = 3000;

    try {
        class CheckUrlThread extends Thread {
            public boolean checkUrlSuccess = false;

            public void run() {
                HttpURLConnection connection = null;
                try {
                    // might as well test for the url we need to access
                    URL url = new URL(urlString);

                    Log.d(TAG, "Opening test connection");
                    connection = (HttpURLConnection) url.openConnection();
                    connection.setConnectTimeout(TIMEOUT_MILLIS);
                    Log.d(TAG, "Connecting to test internet connection");
                    connection.connect();
                    checkUrlSuccess = (connection.getResponseCode() == HttpURLConnection.HTTP_OK);
                    Log.d(TAG, "Url test result for:" + urlString + " is " + checkUrlSuccess);
                } catch (IOException e) {
                    Log.i(TAG, "No internet connection");
                    checkUrlSuccess = false;
                } finally {
                    if (connection != null) {
                        connection.disconnect();
                    }
                }
            }
        }
        ;

        CheckUrlThread checkThread = new CheckUrlThread();
        checkThread.start();
        checkThread.join(TIMEOUT_MILLIS);
        isAvailable = checkThread.checkUrlSuccess;
    } catch (InterruptedException e) {
        Log.e(TAG, "Interrupted waiting for url check to complete", e);
    }
    return isAvailable;
}