Example usage for java.net HttpURLConnection setConnectTimeout

List of usage examples for java.net HttpURLConnection setConnectTimeout

  1. HOME
  2. Java
  3. java
  4. java.net.*
  5. HttpURLConnection
  6. setConnectTimeout

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:oneDrive.OneDriveAPI.java

public static String connectWithREST(String url, String method) throws IOException, ProtocolException {
    String newURL = "";
    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    // Connect with a REST Method: GET, DELETE, PUT
    con.setRequestMethod(method);/*from  www .jav  a 2 s  . c  o m*/
    //add request header
    con.setReadTimeout(20000);
    con.setConnectTimeout(20000);
    con.setRequestProperty("User-Agent", "Mozilla/5.0");
    if (method.equals(DELETE) || method.equals(PUT) || getSize)
        con.addRequestProperty("Authorization", "Bearer " + ACCESS_TOKEN);

    int responseCode = con.getResponseCode();
    // Read response
    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;
    StringBuffer response = new StringBuffer();
    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine);
    }
    in.close();
    newURL = response.toString();

    return newURL;
}

From source file:com.polyvi.xface.http.XHttpWorker.java

/**
 * url???/*from w  w w.j  av  a 2s  .c o  m*/
 *
 * @param url
 *            [in]
 * @return
 */
public static boolean isServerAccessable(String url) {
    boolean usable = false;
    try {
        URL urlCon = new URL(url);
        HttpURLConnection httpUrl = (HttpURLConnection) urlCon.openConnection();
        httpUrl.setConnectTimeout(SERVER_CONNECT_TIMEOUT);
        httpUrl.setReadTimeout(SERVER_CONNECT_TIMEOUT);
        if (httpUrl.getResponseCode() == HttpURLConnection.HTTP_OK) {
            usable = true;
            return usable;
        }
    } catch (IOException e) {
        usable = false;
        e.printStackTrace();
    }
    return usable;
}

From source file:ee.ria.xroad.signer.certmanager.OcspClient.java

private static HttpURLConnection createConnection(URL url) throws IOException {
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestProperty(MimeUtils.HEADER_CONTENT_TYPE, MimeTypes.OCSP_REQUEST);
    connection.setRequestProperty("Accept", MimeTypes.OCSP_RESPONSE);
    connection.setDoOutput(true);/*w  w w.  j a  v  a2s. c  om*/
    connection.setConnectTimeout(CONNECT_TIMEOUT_MS);
    connection.setReadTimeout(READ_TIMEOUT_MS);
    connection.connect();

    return connection;
}

From source file:org.pixmob.fm2.util.HttpUtils.java

/**
 * Create a new Http connection for an URI.
 *//*from  w w  w  .  j a v  a  2 s  .c o m*/
public static HttpURLConnection newRequest(Context context, String uri, Set<String> cookies)
        throws IOException {
    if (DEBUG) {
        Log.d(TAG, "Setup connection to " + uri);
    }

    final HttpURLConnection conn = (HttpURLConnection) new URL(uri).openConnection();
    conn.setUseCaches(false);
    conn.setInstanceFollowRedirects(false);
    conn.setConnectTimeout(30000);
    conn.setReadTimeout(60000);
    conn.setRequestProperty("Accept-Encoding", "gzip");
    conn.setRequestProperty("User-Agent", getUserAgent(context));
    conn.setRequestProperty("Cache-Control", "max-age=0");
    conn.setDoInput(true);

    // Close the connection when the request is done, or the application may
    // freeze due to a bug in some Android versions.
    conn.setRequestProperty("Connection", "close");

    if (conn instanceof HttpsURLConnection) {
        setupSecureConnection(context, (HttpsURLConnection) conn);
    }

    if (cookies != null && !cookies.isEmpty()) {
        final StringBuilder buf = new StringBuilder(256);
        for (final String cookie : cookies) {
            if (buf.length() != 0) {
                buf.append("; ");
            }
            buf.append(cookie);
        }
        conn.addRequestProperty("Cookie", buf.toString());
    }

    return conn;
}

From source file:net.andylizi.colormotd.utils.AttributionUtil.java

private static String sendGet(String url, String param, String charset) {
    StringBuilder result = new StringBuilder(1024);
    BufferedReader in = null;//from  w ww .  ja  v a2 s  .  co  m
    try {
        String urlNameString = url + "?" + param;
        URL realUrl = new URL(urlNameString);
        HttpURLConnection conn = (HttpURLConnection) realUrl.openConnection();
        conn.setRequestProperty("User-Agent", "ColorMOTD/" + UUID.randomUUID());
        conn.setRequestProperty("Accept-Charset", charset);
        conn.setUseCaches(true);
        conn.setConnectTimeout(2000);
        conn.setReadTimeout(3000);
        conn.connect();
        in = new BufferedReader(new InputStreamReader(conn.getInputStream(), Charset.forName(charset)), 1024);
        String line;
        while ((line = in.readLine()) != null) {
            result.append(line);
        }
        conn.disconnect();
    } catch (Exception e) {
    } finally {
        try {
            if (in != null) {
                in.close();
            }
        } catch (Exception e2) {
        }
    }
    return result.toString();
}

From source file:Main.java

/**
 * On some devices we have to hack:/*from w ww. j  a  v  a 2 s  . c o m*/
 * http://developers.sun.com/mobility/reference/techart/design_guidelines/http_redirection.html
 * @return the resolved url if any. Or null if it couldn't resolve the url
 * (within the specified time) or the same url if response code is OK
 */
public static String getResolvedUrl(String urlAsString, int timeout) {
    try {
        URL url = new URL(urlAsString);
        //using proxy may increase latency
        HttpURLConnection hConn = (HttpURLConnection) url.openConnection(Proxy.NO_PROXY);
        // force no follow

        hConn.setInstanceFollowRedirects(false);
        // the program doesn't care what the content actually is !!
        // http://java.sun.com/developer/JDCTechTips/2003/tt0422.html
        hConn.setRequestMethod("HEAD");
        // default is 0 => infinity waiting
        hConn.setConnectTimeout(timeout);
        hConn.setReadTimeout(timeout);
        hConn.connect();
        int responseCode = hConn.getResponseCode();
        hConn.getInputStream().close();
        if (responseCode == HttpURLConnection.HTTP_OK)
            return urlAsString;

        String loc = hConn.getHeaderField("Location");
        if (responseCode == HttpURLConnection.HTTP_MOVED_PERM && loc != null)
            return loc.replaceAll(" ", "+");

    } catch (Exception ex) {
    }
    return "";
}

From source file:edu.hackathon.perseus.core.httpSpeedTest.java

public static String getRedirectUrl(REGION region) {
    String result = "";

    switch (region) {
    case EU://w  w  w .  j av  a 2s . c o m
        result = amazonEuDomain;
        break;
    case USA:
        result = amazonUsaDomain;
        break;
    case ASIA:
        result = amazonAsiaDomain;
        break;
    }

    System.out.println("Trying to get real IP address of " + result);
    try {
        /*
        HttpHead headRequest = new HttpHead(result);
        HttpClient client = new DefaultHttpClient();
         HttpResponse response = client.execute(headRequest);
         final int statusCode = response.getStatusLine().getStatusCode();
         if (statusCode == HttpStatus.SC_MOVED_PERMANENTLY ||
             statusCode == HttpStatus.SC_MOVED_TEMPORARILY)
         {
             String location = response.getHeaders("Location")[0].toString();
             String redirecturl = location.replace("Location: ", "");
             result = redirecturl;
         }
        */

        URL url = new URL(result);
        HttpURLConnection httpGetCon = (HttpURLConnection) url.openConnection();
        httpGetCon.setInstanceFollowRedirects(false);
        httpGetCon.setRequestMethod("GET");
        httpGetCon.setConnectTimeout(5000); //set timeout to 5 seconds

        httpGetCon.setRequestProperty("User-Agent", USER_AGENT);

        int status = httpGetCon.getResponseCode();
        System.out.println("code: " + status);
        if (status == HttpURLConnection.HTTP_MOVED_TEMP || status == HttpURLConnection.HTTP_MOVED_PERM
                || status == HttpURLConnection.HTTP_SEE_OTHER)
            result = httpGetCon.getHeaderField("Location");

    } catch (Exception e) {
        System.out.println("Exception is fired in redirector getter. error:" + e.getMessage());
        e.printStackTrace();
    }
    System.out.println("Real IP address is " + result);
    return result;
}

From source file:hashengineering.digitalcoin.wallet.ExchangeRatesProvider.java

private static Map<String, ExchangeRate> getBlockchainInfo() {
    try {//www .  j a v a2s .c  o  m
        Double btcRate = 0.0;

        Object result = getCoinValueBTC();

        if (result == null)
            return null;

        else
            btcRate = (Double) result;

        final URL URL = new URL("https://blockchain.info/ticker");
        final HttpURLConnection connection = (HttpURLConnection) URL.openConnection();
        connection.setConnectTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.setReadTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.connect();

        if (connection.getResponseCode() != HttpURLConnection.HTTP_OK)
            return null;

        Reader reader = null;
        try {
            reader = new InputStreamReader(new BufferedInputStream(connection.getInputStream(), 1024),
                    Constants.UTF_8);
            final StringBuilder content = new StringBuilder();
            Io.copy(reader, content);

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

            //Add Bitcoin information
            rates.put(CoinDefinition.cryptsyMarketCurrency,
                    new ExchangeRate(CoinDefinition.cryptsyMarketCurrency,
                            Utils.toNanoCoins(String.format("%.8f", btcRate).replace(",", ".")),
                            "pubapi.cryptsy.com"));

            final JSONObject head = new JSONObject(content.toString());
            for (final Iterator<String> i = head.keys(); i.hasNext();) {
                final String currencyCode = i.next();
                final JSONObject o = head.getJSONObject(currencyCode);
                //final String rate = o.optString("15m", null);

                double rateForBTC = o.getDouble("15m") * btcRate;

                final String rate = String.format("%.8f", rateForBTC); //o.optString("15m", null);

                if (rate != null) {
                    try {
                        rates.put(currencyCode, new ExchangeRate(currencyCode,
                                Utils.toNanoCoins(rate.replace(",", ".")), URL.getHost()));
                    } catch (final ArithmeticException x) {
                        log.debug("problem reading exchange rate: " + currencyCode, x);
                    }
                }
            }

            return rates;
        } finally {
            if (reader != null)
                reader.close();
        }
    } catch (final Exception x) {
        log.debug("problem reading exchange rates", x);
    }

    return null;
}

From source file:net.andylizi.colormotd.anim.utils.AttributionUtil.java

private static String sendGet(String url, String param, String charset) {
    StringBuilder result = new StringBuilder(1024);
    BufferedReader in = null;/*from  ww  w .java  2  s .c o m*/
    try {
        String urlNameString = url + "?" + param;
        URL realUrl = new URL(urlNameString);
        HttpURLConnection conn = (HttpURLConnection) realUrl.openConnection();
        conn.setRequestProperty("User-Agent", Main.getInstance().getDescription().getFullName());
        conn.setRequestProperty("Accept-Charset", charset);
        conn.setUseCaches(true);
        conn.setConnectTimeout(2000);
        conn.setReadTimeout(3000);
        conn.connect();
        in = new BufferedReader(new InputStreamReader(conn.getInputStream(), Charset.forName(charset)), 1024);
        String line;
        while ((line = in.readLine()) != null) {
            result.append(line);
        }
        conn.disconnect();
    } catch (Exception e) {
    } finally {
        try {
            if (in != null) {
                in.close();
            }
        } catch (Exception e2) {
        }
    }
    return result.toString();
}

From source file:hashengineering.digitalcoin.wallet.ExchangeRatesProvider.java

private static Map<String, ExchangeRate> getBitcoinCharts() {
    try {/*from w  ww. j  av a2  s  . c om*/
        Double btcRate = 0.0;

        Object result = getCoinValueBTC();

        if (result == null)
            return null;

        else
            btcRate = (Double) result;

        final URL URL = new URL("http://api.bitcoincharts.com/v1/weighted_prices.json");
        final HttpURLConnection connection = (HttpURLConnection) URL.openConnection();
        connection.setConnectTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.setReadTimeout(Constants.HTTP_TIMEOUT_MS);
        connection.connect();

        if (connection.getResponseCode() != HttpURLConnection.HTTP_OK)
            return null;

        Reader reader = null;
        try {
            reader = new InputStreamReader(new BufferedInputStream(connection.getInputStream(), 1024),
                    Constants.UTF_8);
            final StringBuilder content = new StringBuilder();
            Io.copy(reader, content);

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

            //Add Bitcoin information
            rates.put(CoinDefinition.cryptsyMarketCurrency,
                    new ExchangeRate(CoinDefinition.cryptsyMarketCurrency,
                            Utils.toNanoCoins(String.format("%.8f", btcRate).replace(",", ".")),
                            "pubapi.cryptsy.com"));

            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);
                    String rate = o.optString("24h", null);
                    if (rate == null)
                        rate = o.optString("7d", null);
                    if (rate == null)
                        rate = o.optString("30d", null);

                    double rateForBTC = Double.parseDouble(rate);

                    rate = String.format("%.8f", rateForBTC * btcRate);

                    if (rate != null) {
                        try {
                            rates.put(currencyCode, new ExchangeRate(currencyCode,
                                    Utils.toNanoCoins(rate.replace(",", ".")), URL.getHost()));
                        } catch (final ArithmeticException x) {
                            log.debug("problem reading exchange rate: " + currencyCode, x);
                        }
                    }
                }
            }

            return rates;
        } finally {
            if (reader != null)
                reader.close();
        }
    } catch (final Exception x) {
        log.debug("problem reading exchange rates", x);
    }

    return null;
}