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.opennms.netmgt.provision.detector.simple.client.DominoIIOPClient.java

/**
 * @param hostAddress/*from  w  w w  .  j av a  2s. c  o m*/
 * @param port
 * @return
 */
private boolean retrieveIORText(final String hostAddress, final int port, final int timeout)
        throws IOException {
    String IOR = "";
    final URL u = new URL("http://" + hostAddress + ":" + port + "/diiop_ior.txt");
    try {
        final URLConnection conn = u.openConnection();
        conn.setConnectTimeout(timeout);
        conn.setReadTimeout(timeout);
        InputStreamReader isr = null;
        BufferedReader br = null;
        try {
            isr = new InputStreamReader(conn.getInputStream());
            br = new BufferedReader(isr);
            boolean done = false;
            while (!done) {
                final String line = br.readLine();
                if (line == null) {
                    // end of stream
                    done = true;
                } else {
                    IOR += line;
                    if (IOR.startsWith("IOR:")) {
                        // the IOR does not span a line, so we're done
                        done = true;
                    }
                }
            }
        } finally {
            IOUtils.closeQuietly(br);
            IOUtils.closeQuietly(isr);
        }
    } catch (final SocketException e) {
        LOG.warn("Unable to connect to {}", u, e);
    }
    if (!IOR.startsWith("IOR:"))
        return false;

    return true;
}

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From source file:com.adito.rss.Feed.java

void load() throws IOException, FeedException {

    if (log.isInfoEnabled()) {
        log.info("Retrieving RSS feeds from " + url);
    }/*from   w w  w. j a  v  a2 s . c  o  m*/

    URLConnection conx = url.openConnection();
    conx.setConnectTimeout(Feed.CONNECT_TIMEOUT);
    conx.setReadTimeout(Feed.READ_TIMEOUT);
    InputStream inputStream = null;
    try {
        inputStream = conx.getInputStream();
        status = STATUS_LOADING;
        feed = input.build(new XmlReader(inputStream));
        if (log.isInfoEnabled())
            log.info("Retrieved feed " + url);
        status = STATUS_LOADED;

    } catch (IOException e) {
        status = STATUS_FAILED_TO_LOAD;
        throw e;
    } catch (FeedException e) {
        status = STATUS_FAILED_TO_LOAD;
        throw e;
    } finally {
        Util.closeStream(inputStream);
    }
}

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From source file:com.netflix.iep.dynprop.RemoteConfigurationSource.java

private Properties getProperties() throws IOException {
    AbstractConfiguration config = ConfigurationManager.getConfigInstance();
    String vip = config.getString(VIP, "atlas_archaius-main:7001");
    List<String> hosts = getHostsForVip(vip, config.getBoolean(USE_IP, false));

    int numAttempts = config.getInt(NUM_RETRIES, 2) + 1;
    for (int i = 1; i <= numAttempts; ++i) {
        String host = hosts.get(i % hosts.size());
        String url = "http://" + host + "/api/v1/property" + "?asg=" + getAsgName() + "&instanceId="
                + getInstanceId() + "&zone=" + getZone();
        logger.debug("attempt {} of {}, requesting properties from: {}", i, numAttempts, url);

        try {/* w w w .j a v  a 2s  .  c om*/
            URLConnection con = new URL(url).openConnection();
            con.setConnectTimeout(config.getInt(CONNECT_TIMEOUT, 1000));
            con.setReadTimeout(config.getInt(READ_TIMEOUT, 5000));

            Properties props = new Properties();
            try (InputStream in = con.getInputStream()) {
                props.load(in);
            }

            logger.debug("fetched {} properties from: {}", props.size(), url);
            return props;
        } catch (IOException e) {
            String msg = String.format("attempt %d of %d failed, url: %s", i, numAttempts, url);
            if (i == numAttempts) {
                logger.error(msg, e);
                throw e;
            } else {
                logger.warn(msg, e);
            }
        }
    }

    // Shouldn't get here
    throw new IllegalStateException("failed to get properties");
}

---

From source file:org.intermine.api.mines.HttpRequester.java

@Override
public BufferedReader requestURL(final String urlString, final ContentType contentType) {
    BufferedReader reader = null;
    OutputStreamWriter writer = null;
    // TODO: when all friendly mines support mimetype formats then we can remove this.
    String suffix = "?format=" + contentType.getFormat();
    try {//from   w ww .ja  v  a2  s. c  om
        URL url = new URL(StringUtils.substringBefore(urlString, "?") + suffix);
        URLConnection conn = url.openConnection();
        conn.addRequestProperty("Accept", contentType.getMimeType());
        conn.setConnectTimeout(timeout * 1000); // conn accepts millisecond timeout.
        if (urlString.contains("?")) {
            // POST
            String queryString = StringUtils.substringAfter(urlString, "?");
            conn.setDoOutput(true);
            writer = new OutputStreamWriter(conn.getOutputStream());
            writer.write(queryString);
            writer.flush();
            LOG.info("FriendlyMine URL (POST) " + urlString);
        }
        reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    } catch (Exception e) {
        throw new RuntimeException("Unable to access " + urlString + " exception: " + e.getMessage());
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (IOException e) {
                LOG.error("Error sending POST request", e);
            }
        }
    }
    return reader;
}

---

From source file:com.gmail.tracebachi.DeltaSkins.Shared.MojangApi.java

private HttpURLConnection openSkinConnection(String uuid) throws IOException {
    URL url = new URL(SKIN_ADDR + uuid + "?unsigned=false");
    URLConnection connection = url.openConnection();
    connection.setConnectTimeout(CONNECT_TIMEOUT);
    connection.setReadTimeout(READ_TIMEOUT);
    connection.setDoInput(true);//from  ww w . j  a va2 s.c o m
    connection.setUseCaches(false);
    return (HttpURLConnection) connection;
}

---

From source file:com.gmail.tracebachi.DeltaSkins.Shared.MojangApi.java

private HttpURLConnection openNameToIdConnection() throws IOException {
    URL url = new URL(NAMES_TO_IDS_ADDR);
    URLConnection connection = url.openConnection();
    connection.setConnectTimeout(CONNECT_TIMEOUT);
    connection.setReadTimeout(READ_TIMEOUT);
    connection.setDoInput(true);//from  www . j  av  a2  s .co m
    connection.setDoOutput(true);
    connection.setUseCaches(false);
    return (HttpURLConnection) connection;
}

---

From source file:org.orekit.data.NetworkCrawler.java

/** Get the stream to read from the remote URL.
 * @param url url to read from//  ww w .j ava 2s . c o m
 * @return stream to read the content of the URL
 * @throws IOException if the URL cannot be opened for reading
 */
private InputStream getStream(final URL url) throws IOException {
    final URLConnection connection = url.openConnection();
    connection.setConnectTimeout(timeout);
    return connection.getInputStream();
}

---

From source file:dk.dma.vessel.track.store.AisStoreClient.java

public List<PastTrackPos> getPastTrack(int mmsi, Integer minDist, Duration age) {

    // Determine URL
    age = age != null ? age : Duration.parse(pastTrackTtl);
    minDist = minDist == null ? Integer.valueOf(pastTrackMinDist) : minDist;
    ZonedDateTime now = ZonedDateTime.now();
    String from = now.format(DateTimeFormatter.ISO_INSTANT);
    ZonedDateTime end = now.minus(age);
    String to = end.format(DateTimeFormatter.ISO_INSTANT);
    String interval = String.format("%s/%s", to, from);
    String url = String.format("%s?mmsi=%d&interval=%s", aisViewUrl, mmsi, interval);

    final List<PastTrackPos> track = new ArrayList<>();
    try {/*from ww w  .ja  v  a 2s .c o  m*/
        long t0 = System.currentTimeMillis();

        // TEST
        url = url + "&filter=" + URLEncoder.encode("(s.country not in (GBR)) & (s.region!=808)", "UTF-8");

        // Set up a few timeouts and fetch the attachment
        URLConnection con = new URL(url).openConnection();
        con.setConnectTimeout(10 * 1000); // 10 seconds
        con.setReadTimeout(60 * 1000); // 1 minute

        if (!StringUtils.isEmpty(aisAuthHeader)) {
            con.setRequestProperty("Authorization", aisAuthHeader);
        }

        try (InputStream in = con.getInputStream(); BufferedInputStream bin = new BufferedInputStream(in)) {
            AisReader aisReader = AisReaders.createReaderFromInputStream(bin);
            aisReader.registerPacketHandler(new Consumer<AisPacket>() {
                @Override
                public void accept(AisPacket p) {
                    AisMessage message = p.tryGetAisMessage();
                    if (message == null || !(message instanceof IVesselPositionMessage)) {
                        return;
                    }
                    VesselTarget target = new VesselTarget();
                    target.merge(p, message);
                    if (!target.checkValidPos()) {
                        return;
                    }
                    track.add(new PastTrackPos(target.getLat(), target.getLon(), target.getCog(),
                            target.getSog(), target.getLastPosReport()));
                }
            });
            aisReader.start();
            try {
                aisReader.join();
            } catch (InterruptedException e) {
                return null;
            }
        }
        LOG.info(String.format("Read %d past track positions in %d ms", track.size(),
                System.currentTimeMillis() - t0));
    } catch (IOException e) {
        LOG.error("Failed to make REST query: " + url);
        throw new InternalError("REST endpoint failed");
    }
    LOG.info("AisStore returned track with " + track.size() + " points");
    return PastTrack.downSample(track, minDist, age.toMillis());
}

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From source file:com.example.chengcheng.network.httpstacks.HttpUrlConnStack.java

private HttpURLConnection createUrlConnection(String url) throws IOException {
    URL newURL = new URL(url);
    URLConnection urlConnection = newURL.openConnection();
    urlConnection.setConnectTimeout(mConfig.connTimeOut);
    urlConnection.setReadTimeout(mConfig.soTimeOut);
    urlConnection.setDoInput(true);/*from w  w  w . java 2 s . co  m*/
    urlConnection.setUseCaches(false);
    return (HttpURLConnection) urlConnection;
}

---

From source file:com.mstiles92.plugins.stileslib.updates.UpdateChecker.java

/**
 * The task to be run by the Bukkit scheduler that finds the latest published version on BukkitDev.
 *//*from  ww w .ja  v a  2s .co m*/
@Override
public void run() {
    try {
        URL url = new URL("https://api.curseforge.com/servermods/files?projectIds=" + curseProjectId);
        URLConnection connection = url.openConnection();
        connection.setConnectTimeout(5000);
        connection.setReadTimeout(10000);
        connection.addRequestProperty("User-Agent", plugin.getName() + " (by mstiles92)");
        InputStream stream = connection.getInputStream();
        JSONParser parser = new JSONParser();
        Object o = parser.parse(new InputStreamReader(stream));
        stream.close();

        JSONArray array = (JSONArray) o;
        if (array.size() > 0) {
            JSONObject latest = (JSONObject) array.get(array.size() - 1);
            latestVersion = (String) latest.get("name");
            latestVersion = latestVersion.substring(1, latestVersion.length());
            updateAvailable = isNewerVersion(latestVersion);

            if (updateAvailable) {
                plugin.getLogger().info("Update available! New version: " + latestVersion);
                plugin.getLogger()
                        .info("More information available at http://dev.bukkit.org/bukkit-plugins/" + slug);
            }
        }
    } catch (IOException | ParseException | ClassCastException e) {
        plugin.getLogger()
                .info("Unable to check for updates. Will try again later. Error message: " + e.getMessage());
    }
}

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