Example usage for java.net URLConnection setConnectTimeout

Introduction

In this page you can find the example usage for java.net URLConnection 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:org.mule.tck.util.WebServiceOnlineCheck.java

public static boolean isWebServiceOnline() {
    logger.debug("Verifying that the web service is on-line...");

    BufferedReader input = null;/*from  w w  w .  j  a v  a  2  s . c o m*/
    try {
        URLConnection conn = new URL(TEST_URL).openConnection();
        // setting these timeouts ensures the client does not deadlock indefinitely
        // when the server has problems.
        conn.setConnectTimeout(AbstractMuleContextTestCase.RECEIVE_TIMEOUT);
        conn.setReadTimeout(AbstractMuleContextTestCase.RECEIVE_TIMEOUT);
        InputStream in = conn.getInputStream();

        input = new BufferedReader(new InputStreamReader(in));

        String response = "";
        String line;
        while ((line = input.readLine()) != null) {
            response += line;
        }

        if (StringUtils.containsIgnoreCase(response, "Cisco")) {
            return true;
        } else {
            logger.warn("Unexpected response, web service does not seem to be on-line: \n" + response);
            return false;
        }
    } catch (Exception e) {
        logger.warn("Exception occurred, web service does not seem to be on-line: " + e);
        return false;
    } finally {
        IOUtils.closeQuietly(input);
    }
}

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From source file:org.connectbot.util.UpdateHelper.java

/**
 * Read contents of a URL and return as a String. Handles any server
 * downtime with a 6-second timeout.// w  w  w  . j a  va2 s. c o  m
 */
private static String getUrl(String tryUrl, String userAgent) throws Exception {

    URL url = new URL(tryUrl);
    URLConnection connection = url.openConnection();
    connection.setConnectTimeout(6000);
    connection.setReadTimeout(6000);
    connection.setRequestProperty("User-Agent", userAgent);
    connection.connect();

    InputStream is = connection.getInputStream();
    ByteArrayOutputStream os = new ByteArrayOutputStream();

    int bytesRead;
    byte[] buffer = new byte[1024];
    while ((bytesRead = is.read(buffer)) != -1) {
        os.write(buffer, 0, bytesRead);
    }

    os.flush();
    os.close();
    is.close();

    return new String(os.toByteArray());

}

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From source file:org.sakaiproject.compilatio.util.CompilatioAPIUtil.java

public static Document callCompilatioReturnDocument(String apiURL, Map<String, String> parameters,
        String secretKey, final int timeout) throws TransientSubmissionException, SubmissionException {

    SOAPConnectionFactory soapConnectionFactory;
    Document xmlDocument = null;//  w w  w  .j a  v  a 2 s  .  c  o m
    try {
        soapConnectionFactory = SOAPConnectionFactory.newInstance();

        SOAPConnection soapConnection = soapConnectionFactory.createConnection();

        MessageFactory messageFactory = MessageFactory.newInstance();
        SOAPMessage soapMessage = messageFactory.createMessage();
        SOAPPart soapPart = soapMessage.getSOAPPart();
        SOAPEnvelope envelope = soapPart.getEnvelope();
        SOAPBody soapBody = envelope.getBody();
        SOAPElement soapBodyAction = soapBody.addChildElement(parameters.get("action"));
        parameters.remove("action");
        // api key
        SOAPElement soapBodyKey = soapBodyAction.addChildElement("key");
        soapBodyKey.addTextNode(secretKey);

        Set<Entry<String, String>> ets = parameters.entrySet();
        Iterator<Entry<String, String>> it = ets.iterator();
        while (it.hasNext()) {
            Entry<String, String> param = it.next();
            SOAPElement soapBodyElement = soapBodyAction.addChildElement(param.getKey());
            soapBodyElement.addTextNode(param.getValue());
        }

        URL endpoint = new URL(null, apiURL, new URLStreamHandler() {
            @Override
            protected URLConnection openConnection(URL url) throws IOException {
                URL target = new URL(url.toString());
                URLConnection connection = target.openConnection();
                // Connection settings
                connection.setConnectTimeout(timeout);
                connection.setReadTimeout(timeout);
                return (connection);
            }
        });

        SOAPMessage soapResponse = soapConnection.call(soapMessage, endpoint);

        // loading the XML document
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        soapResponse.writeTo(out);
        DocumentBuilderFactory builderfactory = DocumentBuilderFactory.newInstance();
        builderfactory.setNamespaceAware(true);

        DocumentBuilder builder = builderfactory.newDocumentBuilder();
        xmlDocument = builder.parse(new InputSource(new StringReader(out.toString())));
        soapConnection.close();

    } catch (UnsupportedOperationException | SOAPException | IOException | ParserConfigurationException
            | SAXException e) {
        log.error(e);
    }
    return xmlDocument;

}

---

From source file:org.opencastproject.rest.RestServiceTestEnv.java

/**
 * Return a localhost base URL with a random port between 8081 and 9000.
 * The method features a port usage detection to ensure it returns a free port.
 *///  ww  w. j av  a2 s  .  c om
public static URL localhostRandomPort() {
    for (int tries = 100; tries > 0; tries--) {
        final URL url = UrlSupport.url("http", "localhost",
                8081 + new Random(System.currentTimeMillis()).nextInt(919));
        InputStream in = null;
        try {
            final URLConnection con = url.openConnection();
            con.setConnectTimeout(1000);
            con.setReadTimeout(1000);
            con.getInputStream();
        } catch (IOException e) {
            IoSupport.closeQuietly(in);
            return url;
        }
    }
    throw new RuntimeException("Cannot find free port. Giving up.");
}

---

From source file:org.apache.atlas.security.SecureClientUtils.java

private static void setTimeouts(URLConnection connection, int socketTimeout) {
    connection.setConnectTimeout(socketTimeout);
    connection.setReadTimeout(socketTimeout);
}

---

From source file:org.sakaiproject.contentreview.compilatio.util.CompilatioAPIUtil.java

public static Document callCompilatioReturnDocument(String apiURL, Map<String, String> parameters,
        String secretKey, final int timeout, Proxy proxy, boolean isMultipart)
        throws TransientSubmissionException, SubmissionException {

    SOAPConnectionFactory soapConnectionFactory;
    Document xmlDocument = null;/*from   w ww .  ja v a 2  s.c  o  m*/
    try {
        soapConnectionFactory = SOAPConnectionFactory.newInstance();

        SOAPConnection soapConnection = soapConnectionFactory.createConnection();

        MessageFactory messageFactory = MessageFactory.newInstance();
        SOAPMessage soapMessage = messageFactory.createMessage();
        SOAPPart soapPart = soapMessage.getSOAPPart();
        SOAPEnvelope envelope = soapPart.getEnvelope();
        SOAPBody soapBody = envelope.getBody();
        SOAPElement soapBodyAction = soapBody.addChildElement(parameters.get("action"));
        parameters.remove("action");
        // api key
        SOAPElement soapBodyKey = soapBodyAction.addChildElement("key");
        soapBodyKey.addTextNode(secretKey);

        Set<Entry<String, String>> ets = parameters.entrySet();
        Iterator<Entry<String, String>> it = ets.iterator();
        while (it.hasNext()) {
            Entry<String, String> param = it.next();
            SOAPElement soapBodyElement = soapBodyAction.addChildElement(param.getKey());
            soapBodyElement.addTextNode(param.getValue());
        }

        URL endpoint = new URL(null, apiURL, new URLStreamHandler() {
            @Override
            protected URLConnection openConnection(URL url) throws IOException {
                URL target = new URL(url.toString());
                URLConnection connection = target.openConnection();
                // Connection settings
                connection.setConnectTimeout(timeout);
                connection.setReadTimeout(timeout);
                return (connection);
            }
        });

        SOAPMessage soapResponse = soapConnection.call(soapMessage, endpoint);

        // loading the XML document
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        soapResponse.writeTo(out);
        DocumentBuilderFactory builderfactory = DocumentBuilderFactory.newInstance();
        builderfactory.setNamespaceAware(true);

        DocumentBuilder builder = builderfactory.newDocumentBuilder();
        xmlDocument = builder.parse(new InputSource(new StringReader(out.toString())));
        soapConnection.close();

    } catch (UnsupportedOperationException | SOAPException | IOException | ParserConfigurationException
            | SAXException e) {
        log.error(e);
    }
    return xmlDocument;

}

---

From source file:de.quadrillenschule.azocamsyncd.astromode.SmartPhoneWrapper.java

public static SmartPhoneStatus remove(PhotoSerie ps) throws IOException {

    lastStatus = SmartPhoneStatus.TRYING;
    URL url;// w w  w  .j av  a  2s  .com
    String retval;
    try {
        url = new URL(PROTOCOL + "://" + LAST_WORKING_IP + ":" + PORT + "/" + WebService.WebCommands.removejob
                + "/?" + WebService.WebParameters.jobid + "=" + ps.getId());
        System.out.println("Trying " + url.toString());
        URLConnection uc = url.openConnection();
        uc.setConnectTimeout(3000);
        StringWriter sw = new StringWriter();
        IOUtils.copy((InputStream) uc.getContent(), System.out);

    } catch (MalformedURLException ex) {
        Logger.getLogger(SmartPhoneWrapper.class.getName()).log(Level.SEVERE, null, ex);
        return SmartPhoneStatus.ERROR;

    }
    return SmartPhoneStatus.CONNECTED;
}

---

From source file:de.quadrillenschule.azocamsyncd.astromode.SmartPhoneWrapper.java

public static SmartPhoneStatus update(PhotoSerie ps) throws IOException {
    URL url;//from   ww w.  j a  v a 2s .c  om
    String retval;
    try {
        url = new URL(PROTOCOL + "://" + LAST_WORKING_IP + ":" + PORT + "/"
                + WebService.WebCommands.updateTriggered + "/?" + WebService.WebParameters.jobid + "="
                + ps.getId() + "&" + WebService.WebParameters.receivedImages + "=" + ps.getReceived());
        lastStatus = SmartPhoneStatus.TRYING;
        URLConnection uc = url.openConnection();
        uc.setConnectTimeout(3000);
        StringWriter sw = new StringWriter();
        IOUtils.copy((InputStream) uc.getContent(), System.out);

    } catch (MalformedURLException ex) {
        Logger.getLogger(SmartPhoneWrapper.class.getName()).log(Level.SEVERE, null, ex);

        return SmartPhoneStatus.ERROR;

    }

    lastStatus = SmartPhoneStatus.CONNECTED;
    return SmartPhoneStatus.CONNECTED;
}

---

From source file:de.quadrillenschule.azocamsyncd.astromode.SmartPhoneWrapper.java

public static String getFromSmartPhone(WebService.WebCommands command, boolean doCheck) throws IOException {
    String retval;//  w w  w .j a va 2s  .c  o  m
    SmartPhoneStatus status = SmartPhoneStatus.TRYING;

    lastStatus = SmartPhoneStatus.TRYING;
    URL url;
    try {
        url = new URL(PROTOCOL + "://" + LAST_WORKING_IP + ":" + PORT + "/" + command.name());
        System.out.println("Trying " + url.toString());
        URLConnection uc = url.openConnection();
        uc.setConnectTimeout(3000);
        StringWriter sw = new StringWriter();
        IOUtils.copy((InputStream) uc.getContent(), sw);
        retval = sw.toString();
        status = SmartPhoneStatus.CONNECTED;

        lastStatus = SmartPhoneStatus.CONNECTED;
    } catch (MalformedURLException ex) {
        Logger.getLogger(SmartPhoneWrapper.class.getName()).log(Level.SEVERE, null, ex);
        status = SmartPhoneStatus.ERROR;
        retval = SmartPhoneStatus.ERROR.name();

        lastStatus = SmartPhoneStatus.ERROR;
    }

    return retval;
}

---

From source file:com.adrguides.utils.HTTPUtils.java

public static InputStream openAddress(Context context, URL url) throws IOException {
    if ("file".equals(url.getProtocol()) && url.getPath().startsWith("/android_asset/")) {
        return context.getAssets().open(url.getPath().substring(15)); // "/android_asset/".length() == 15
    } else {/*from   w ww  .  ja  v  a 2 s . com*/
        URLConnection urlconn = url.openConnection();
        urlconn.setReadTimeout(10000 /* milliseconds */);
        urlconn.setConnectTimeout(15000 /* milliseconds */);
        urlconn.setAllowUserInteraction(false);
        urlconn.setDoInput(true);
        urlconn.setDoOutput(false);
        if (urlconn instanceof HttpURLConnection) {
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            int responsecode = connection.getResponseCode();
            if (responsecode != HttpURLConnection.HTTP_OK) {
                throw new IOException("Http response code returned:" + responsecode);
            }
        }
        return urlconn.getInputStream();
    }
}

---

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