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:de.thejeterlp.bukkit.updater.Updater.java

/**
 * Index:/*from w  ww.  j  a  va2 s. co m*/
 * 0: downloadUrl
 * 1: name
 * 2: releaseType
 *
 * @return
 */
protected String[] read() {
    debug("Method: read()");
    try {
        URLConnection conn = url.openConnection();
        conn.setConnectTimeout(5000);
        conn.setDoOutput(true);
        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String response = reader.readLine();
        JSONArray array = (JSONArray) JSONValue.parse(response);
        if (array.size() == 0)
            return null;
        Map<?, ?> map = (Map) array.get(array.size() - 1);
        String downloadUrl = (String) map.get("downloadUrl");
        String name = (String) map.get("name");
        String releaseType = (String) map.get("releaseType");
        return new String[] { downloadUrl, name, releaseType };
    } catch (Exception e) {
        main.getLogger().severe("Error on trying to check remote versions. Error: " + e);
        return null;
    }
}

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From source file:com.concentricsky.android.khanacademy.util.CaptionManager.java

/**
 * Get a {@link WebResourceResponse} with subtitles for the video with the given youtube id.
 * /*  ww  w.j a v  a  2 s  .c  om*/
 * The response contains a UTF-8 encoded json object with the subtitles received 
 * from universalsubtitles.org. 
 * 
 * @param youtubeId The youtube id of the video whose subtitles we need.
 * @return The {@link WebResourceResponse} with the subtitles, or {@code null} in case of error or if none are found.
 */
public WebResourceResponse fetchRawCaptionResponse(String youtubeId) {
    Log.d(LOG_TAG, "fetchRawCaptionResponse");
    String youtube_url = "http://www.youtube.com/watch?v=" + youtubeId;
    try {
        URL url = new URL(String.format(subtitleFormat, youtube_url, "en"));
        URLConnection connection = url.openConnection();
        connection.setConnectTimeout(CONNECT_TIMEOUT);
        connection.setUseCaches(true);
        InputStream in = null;
        try {
            in = connection.getInputStream();
        } catch (SocketTimeoutException e) {
            e.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
            //various exceptions including at least ConnectException and UnknownHostException can happen if we're offline
        }

        return in == null ? null : new WebResourceResponse("application/json", "UTF-8", in);
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return null;
}

---

From source file:org.dataconservancy.dcs.ingest.services.ExternalContentStager.java

private void stageExternalFile(DcsFile file) {

    List<DcsEvent> eventsToAdd = new ArrayList<DcsEvent>();

    URL fileUrl;//  w w  w  .  java  2 s  . c  o  m
    try {
        fileUrl = new URL(encodeTagId(file.getSource()));
    } catch (MalformedURLException e) {
        throw new RuntimeException(
                String.format("Invalid file content url in file %s: %s", file.getId(), file.getSource()));
    }

    HashMap<String, String> metadata = new HashMap<String, String>();

    if (file.getName() == null) {
        file.setName(getFileName(fileUrl));
    }

    /* Stage the content */
    InputStream stream = null;
    StagedFile staged = null;
    try {
        InputStream src = null;
        if (file.getSource().contains("file:"))
            src = fileUrl.openStream();
        else if (file.getSource().contains("http:") || file.getSource().contains("https:")) {
            String loginPassword = this.acrUser + ":" + this.acrPassword;
            String encoded = new sun.misc.BASE64Encoder().encode(loginPassword.getBytes());
            URLConnection conn = fileUrl.openConnection();
            conn.setConnectTimeout(15 * 1000);
            conn.setReadTimeout(15 * 1000);
            conn.setRequestProperty("Authorization", "Basic " + encoded);
            src = conn.getInputStream();
        }
        stream = fixityFilter(src, metadata, eventsToAdd);
        staged = ingest.getFileContentStager().add(stream, metadata);
        // file.setSource(staged.getReferenceURI());
        // TODO : Directly setting the access URI due to Reference URI resolving issues for large collections
        file.setSource(staged.getAccessURI());
    } catch (IOException e) {
        throw new RuntimeException("Error getting content from " + fileUrl.toString());
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
                log.error("Error while downloading file", e);
            }
        }
    }

    /*
     * Add digest and download events to the staged content's sip, as well
     * as fixity values themselves
     */
    updateStagedSip(staged.getSipRef(), fileUrl, metadata, eventsToAdd);

}

---

From source file:com.github.beat.signer.pdf_signer.TSAClient.java

private byte[] getTSAResponse(byte[] request) throws IOException {
    LOGGER.debug("Opening connection to TSA server");

    // FIXME: support proxy servers
    URLConnection connection = tsaInfo.getTsaUrl().openConnection();
    connection.setDoOutput(true);//from www .j  av a  2  s . com
    connection.setDoInput(true);
    connection.setReadTimeout(CONNECT_TIMEOUT);
    connection.setConnectTimeout(CONNECT_TIMEOUT);
    connection.setRequestProperty("Content-Type", "application/timestamp-query");

    // TODO set accept header

    LOGGER.debug("Established connection to TSA server");

    String username = tsaInfo.getUsername();
    char[] password = tsaInfo.getPassword();
    if (StringUtils.isNotBlank(username) && password != null) {
        // FIXME this most likely wrong, e.g. set correct request property!
        // connection.setRequestProperty(username, password);
    }

    // read response
    sendRequest(request, connection);

    LOGGER.debug("Waiting for response from TSA server");

    byte[] response = getResponse(connection);

    LOGGER.debug("Received response from TSA server");

    return response;
}

---

From source file:com.bt.heliniumstudentapp.UpdateClass.java

@Override
protected String doInBackground(Void... Void) {
    try {//  ww  w.  j a  va  2s .c o m
        URLConnection connection = new URL(HeliniumStudentApp.URL_UPDATE_CHANGELOG).openConnection();

        connection.setConnectTimeout(HeliniumStudentApp.TIMEOUT_CONNECT);
        connection.setReadTimeout(HeliniumStudentApp.TIMEOUT_READ);

        connection.setRequestProperty("Accept-Charset", HeliniumStudentApp.CHARSET);
        connection.setRequestProperty("Content-Type",
                "application/x-www-form-urlencoded;charset=" + HeliniumStudentApp.CHARSET);

        connection.connect();

        final Scanner line = new Scanner(connection.getInputStream()).useDelimiter("\\A");
        final String html = line.hasNext() ? line.next() : "";

        ((HttpURLConnection) connection).disconnect();

        if (((HttpURLConnection) connection).getResponseCode() == 200)
            return html;
        else
            return null;
    } catch (IOException e) {
        return null;
    }
}

---

From source file:com.gmail.bleedobsidian.itemcase.Updater.java

/**
 * Query ServerMods API for project variables.
 *
 * @return If successful or not./*w ww. j ava 2s.  c  om*/
 */
private boolean query() {
    try {
        final URLConnection con = this.url.openConnection();
        con.setConnectTimeout(5000);
        con.setReadTimeout(5000);

        if (this.apiKey != null) {
            con.addRequestProperty("X-API-Key", this.apiKey);
        }

        con.addRequestProperty("User-Agent", this.plugin.getName() + " Updater");

        con.setDoOutput(true);

        final BufferedReader reader = new BufferedReader(new InputStreamReader(con.getInputStream()));
        final String response = reader.readLine();

        final JSONArray array = (JSONArray) JSONValue.parse(response);

        if (array.size() == 0) {
            this.result = UpdateResult.ERROR_ID;
            return false;
        }

        this.versionName = (String) ((JSONObject) array.get(array.size() - 1)).get("name");
        this.versionLink = (String) ((JSONObject) array.get(array.size() - 1)).get("downloadUrl");
        this.versionType = (String) ((JSONObject) array.get(array.size() - 1)).get("releaseType");
        this.versionGameVersion = (String) ((JSONObject) array.get(array.size() - 1)).get("gameVersion");

        return true;
    } catch (IOException e) {
        if (e.getMessage().contains("HTTP response code: 403")) {
            this.result = UpdateResult.ERROR_APIKEY;
        } else {
            this.result = UpdateResult.ERROR_SERVER;
        }

        return false;
    }

}

---

From source file:org.ambraproject.service.search.SolrHttpServiceImpl.java

/**
 * @inheritDoc//from   ww w  . j  av a2 s .  c o  m
 */
public Document makeSolrRequestForRss(String queryString) throws SolrException {

    if (solrUrl == null || solrUrl.isEmpty()) {
        setSolrUrl(config.getString(URL_CONFIG_PARAM));
    }

    queryString = "?" + queryString;

    URL url;
    String urlString = solrUrl + queryString;
    log.debug("Making Solr http request to " + urlString);
    try {
        url = new URL(urlString);
    } catch (MalformedURLException e) {
        throw new SolrException("Bad Solr Url: " + urlString, e);
    }

    InputStream urlStream = null;
    Document doc = null;
    try {
        URLConnection connection = url.openConnection();
        connection.setConnectTimeout(CONNECTION_TIMEOUT);
        connection.connect();
        urlStream = connection.getInputStream();
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(true);
        DocumentBuilder builder = factory.newDocumentBuilder();
        doc = builder.parse(urlStream);
    } catch (IOException e) {
        throw new SolrException("Error connecting to the Solr server at " + solrUrl, e);
    } catch (ParserConfigurationException e) {
        throw new SolrException("Error configuring parser xml parser for solr response", e);
    } catch (SAXException e) {
        throw new SolrException("Solr Returned bad XML for url: " + urlString, e);
    } finally {
        //Close the input stream
        if (urlStream != null) {
            try {
                urlStream.close();
            } catch (IOException e) {
                log.error("Error closing url stream to Solr", e);
            }
        }
    }

    return doc;
}

---

From source file:org.codice.ddf.admin.sources.utils.RequestUtils.java

/**
 * Attempts to open a connection to a URL.
 *
 * <p>Possible Error Codes to be returned - {@link
 * org.codice.ddf.admin.common.report.message.DefaultMessages#CANNOT_CONNECT}
 *
 * @param urlField {@link UrlField} containing the URL to connect to
 * @return a {@link Report} containing no messages on success, or containing {@link
 *     org.codice.ddf.admin.api.report.ErrorMessage}s on failure.
 *///from   w  w  w .  ja v a  2 s .co  m
public Report<Void> endpointIsReachable(UrlField urlField) {
    URLConnection urlConnection = null;
    try {
        urlConnection = new URL(urlField.getValue()).openConnection();
        urlConnection.setConnectTimeout(CLIENT_TIMEOUT_MILLIS);
        urlConnection.connect();
        LOGGER.debug("Successfully reached {}.", urlField);
    } catch (IOException e) {
        LOGGER.debug("Failed to reach {}, returning an error.", urlField, e);
        return Reports.from(cannotConnectError(urlField.getPath()));
    } finally {
        try {
            if (urlConnection != null) {
                urlConnection.getInputStream().close();
            }
        } catch (IOException e) {
            LOGGER.debug("Error closing connection stream.");
        }
    }
    return Reports.emptyReport();
}

---

From source file:org.onebusaway.transit_data_federation.util.RestApiLibrary.java

public String getContentsOfUrlAsString(URL requestUrl) throws IOException {
    BufferedReader br = null;/*from  w ww  .  jav  a  2  s.com*/
    InputStream inStream = null;
    URLConnection conn = null;

    try {
        conn = requestUrl.openConnection();
        conn.setConnectTimeout(connectionTimeout);
        conn.setReadTimeout(readTimeout);
        inStream = conn.getInputStream();
        br = new BufferedReader(new InputStreamReader(inStream));
        StringBuilder output = new StringBuilder();

        int cp;
        while ((cp = br.read()) != -1) {
            output.append((char) cp);
        }

        return output.toString();
    } catch (IOException ioe) {
        String url = requestUrl != null ? requestUrl.toExternalForm() : "url unavailable";
        log.error("Error getting contents of url: " + url);
        throw ioe;
    } finally {
        try {
            if (br != null)
                br.close();
            if (inStream != null)
                inStream.close();
        } catch (IOException ioe2) {
            log.error("Error closing connection");
        }
    }

}

---

From source file:org.infoglue.common.util.RemoteCacheUpdater.java

/**
 * This method post information to an URL and returns a string.It throws
 * an exception if anything goes wrong./*from   ww w  . j a  va 2s .c om*/
 * (Works like most 'doPost' methods)
 * 
 * @param urlAddress The address of the URL you would like to post to.
 * @param inHash The parameters you would like to post to the URL.
 * @return The result of the postToUrl method as a string.
 * @exception java.lang.Exception
 */

private String postToUrl(String urlAddress, Hashtable inHash) throws Exception {
    URL url = new URL(urlAddress);
    URLConnection urlConn = url.openConnection();
    urlConn.setConnectTimeout(3000);
    urlConn.setReadTimeout(3000);
    urlConn.setAllowUserInteraction(false);
    urlConn.setDoOutput(true);
    urlConn.setDoInput(true);
    urlConn.setUseCaches(false);
    urlConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    PrintWriter printout = new PrintWriter(urlConn.getOutputStream(), true);
    String argString = "";
    if (inHash != null) {
        argString = toEncodedString(inHash);
    }
    printout.print(argString);
    printout.flush();
    printout.close();
    InputStream inStream = null;
    inStream = urlConn.getInputStream();
    InputStreamReader inStreamReader = new InputStreamReader(inStream);
    BufferedReader buffer = new BufferedReader(inStreamReader);
    StringBuffer strbuf = new StringBuffer();
    String line;
    while ((line = buffer.readLine()) != null) {
        strbuf.append(line);
    }
    String readData = strbuf.toString();
    buffer.close();
    return readData;
}

---

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