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:com.jiubang.core.util.HttpUtils.java

/**
 * Open an URL connection. If HTTPS, accepts any certificate even if not
 * valid, and connects to any host name.
 * //from  w  w w  . j a va 2 s . c  o m
 * @param url
 *            The destination URL, HTTP or HTTPS.
 * @return The URLConnection.
 * @throws IOException
 * @throws NoSuchAlgorithmException
 * @throws KeyManagementException
 */
private static URLConnection getConnection(URL url)
        throws IOException, NoSuchAlgorithmException, KeyManagementException {
    URLConnection conn = url.openConnection();
    if (conn instanceof HttpsURLConnection) {
        // Trust all certificates
        SSLContext context = SSLContext.getInstance("TLS");
        context.init(new KeyManager[0], TRUST_MANAGER, new SecureRandom());
        SSLSocketFactory socketFactory = context.getSocketFactory();
        ((HttpsURLConnection) conn).setSSLSocketFactory(socketFactory);

        // Allow all hostnames
        ((HttpsURLConnection) conn).setHostnameVerifier(HOSTNAME_VERIFIER);

    }
    conn.setConnectTimeout(SOCKET_TIMEOUT);
    conn.setReadTimeout(SOCKET_TIMEOUT);
    return conn;
}

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From source file:mas.MAS_TOP_PAPERS.java

/**
 * @param args the command line arguments
 *///from  www.  j  av a 2s .c  om
public static String getData_old(String url_org, int start) {
    try {
        String complete_url = url_org + "&$skip=" + start;
        //            String url_str = generateURL(url_org, prop);
        URL url = new URL(complete_url);
        URLConnection yc = url.openConnection();
        yc.setConnectTimeout(25 * 1000);
        yc.setReadTimeout(25 * 1000);
        BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
        String inputLine;
        StringBuffer result = new StringBuffer();
        while ((inputLine = in.readLine()) != null) {
            //                System.out.println(inputLine);
            result.append(inputLine);
        }
        in.close();
        return result.toString();
    } catch (MalformedURLException ex) {
        Logger.getLogger(MAS_TOP_PAPERS.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(MAS_TOP_PAPERS.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

---

From source file:mas.MAS_VLDB.java

/**
 * @param args the command line arguments
 *///from   w ww . j ava2  s . c  o  m
public static String getData_old(String url_org, int start) {
    try {
        String complete_url = url_org + "&$skip=" + start;
        //            String url_str = generateURL(url_org, prop);
        URL url = new URL(complete_url);
        URLConnection yc = url.openConnection();
        yc.setConnectTimeout(25 * 1000);
        yc.setReadTimeout(25 * 1000);
        BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
        String inputLine;
        StringBuffer result = new StringBuffer();
        while ((inputLine = in.readLine()) != null) {
            //                System.out.println(inputLine);
            result.append(inputLine);
        }
        in.close();
        return result.toString();
    } catch (MalformedURLException ex) {
        Logger.getLogger(MAS_VLDB.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(MAS_VLDB.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

---

From source file:com.wareninja.opensource.common.wsrequest.HttpUtils.java

/**
 * Open an URL connection. If HTTPS, accepts any certificate even if not
 * valid, and connects to any host name.
 * /* ww w .  j  a  v a2 s.c o  m*/
 * @param url
 *            The destination URL, HTTP or HTTPS.
 * @return The URLConnection.
 * @throws IOException
 * @throws NoSuchAlgorithmException
 * @throws KeyManagementException
 */
public static URLConnection getConnection(URL url)
        throws IOException, NoSuchAlgorithmException, KeyManagementException {
    URLConnection conn = url.openConnection();
    if (conn instanceof HttpsURLConnection) {
        // Trust all certificates
        SSLContext context = SSLContext.getInstance("TLS");
        context.init(new KeyManager[0], TRUST_MANAGER, new SecureRandom());
        SSLSocketFactory socketFactory = context.getSocketFactory();
        ((HttpsURLConnection) conn).setSSLSocketFactory(socketFactory);

        // Allow all hostnames
        ((HttpsURLConnection) conn).setHostnameVerifier(HOSTNAME_VERIFIER);

    }
    conn.setConnectTimeout(SOCKET_TIMEOUT);
    conn.setReadTimeout(SOCKET_TIMEOUT);
    return conn;
}

---

From source file:org.spoutcraft.launcher.rest.RestAPI.java

public static HashMap<String, Minecraft> getMinecraftVersions() throws RestfulAPIException {
    InputStream stream = null;/*from  w  w w  .jav a2  s  .  c  om*/
    try {
        URLConnection conn = new URL(getMinecraftVersionURL()).openConnection();
        conn.setRequestProperty("User-Agent",
                "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9.2.2) Gecko/20100316 Firefox/3.6.2");
        conn.setConnectTimeout(15000);
        conn.setReadTimeout(15000);

        stream = conn.getInputStream();
        HashMap<String, Minecraft> versions = mapper.readValue(stream,
                new TypeReference<Map<String, Minecraft>>() {
                });

        for (Minecraft result : versions.values()) {
            if (result.hasError()) {
                throw new RestfulAPIException("Error in json response: " + result.getError());
            }
        }

        return versions;
    } catch (SocketTimeoutException e) {
        throw new RestfulAPIException("Timed out accessing URL [" + getMinecraftVersionURL() + "]", e);
    } catch (IOException e) {
        throw new RestfulAPIException("Error accessing URL [" + getMinecraftVersionURL() + "]", e);
    } finally {
        IOUtils.closeQuietly(stream);
    }
}

---

From source file:org.spoutcraft.launcher.rest.RestAPI.java

public static List<Article> getNews() throws RestfulAPIException {
    InputStream stream = null;//from  www  .  jav a2  s.co m
    try {
        URLConnection conn = new URL(getPlatformAPI() + "news/").openConnection();
        conn.setRequestProperty("User-Agent",
                "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9.2.2) Gecko/20100316 Firefox/3.6.2");
        conn.setConnectTimeout(15000);
        conn.setReadTimeout(15000);

        stream = conn.getInputStream();
        List<Article> versions = mapper.readValue(stream, new TypeReference<List<Article>>() {
        });

        for (Article result : versions) {
            if (result.hasError()) {
                throw new RestfulAPIException("Error in json response: " + result.getError());
            }
        }

        return versions;
    } catch (SocketTimeoutException e) {
        throw new RestfulAPIException("Timed out accessing URL [" + getMinecraftVersionURL() + "]", e);
    } catch (IOException e) {
        throw new RestfulAPIException("Error accessing URL [" + getMinecraftVersionURL() + "]", e);
    } finally {
        IOUtils.closeQuietly(stream);
    }
}

---

From source file:org.asimba.util.saml2.metadata.provider.MetadataProviderUtil.java

/**
 * Create a new HTTP Metadata Provider from the provided URL and HTTP settings<br/>
 * An exception is thrown when the provider could not be initiated.
 * //w  w  w . jav a  2 s .  co m
 * @param sMetadataURL
 * @param sMetadataTimeout
 * @param oParserPool
 * @param oMPM
 * @return
 * @throws OAException
 */
public static MetadataProvider newHTTPMetadataProvider(String sId, String sMetadataURL, int iTimeout,
        ParserPool oParserPool, IMetadataProviderManager oMPM) throws OAException {
    MetadataProvider oProvider = null;

    // Check URL format
    URL oURLTarget = null;
    try {
        oURLTarget = new URL(sMetadataURL);
    } catch (MalformedURLException e) {
        _oLogger.error("Invalid url for metadata: " + sMetadataURL, e);
        throw new OAException(SystemErrors.ERROR_INTERNAL);
    }

    // Check valid and existing destination (with configured timeout settings)
    try {
        URLConnection oURLConnection = oURLTarget.openConnection();
        if (iTimeout <= 0) {
            oURLConnection.setConnectTimeout(3000);
            oURLConnection.setReadTimeout(3000);
        } else {
            oURLConnection.setConnectTimeout(iTimeout);
            oURLConnection.setReadTimeout(iTimeout);
        }

        oURLConnection.connect();
    } catch (IOException e) {
        _oLogger.warn("Could not connect to metadata url: " + sMetadataURL + "(using timout "
                + (iTimeout == 0 ? "3000" : iTimeout) + "ms)", e);
    }

    // Establish dedicated refresh timer:
    String sTimername = "Metadata_HTTP-" + (oMPM == null ? "" : oMPM.getId() + "-") + sId + "-Timer";
    Timer oRefreshTimer = new Timer(sTimername, true);

    // Establish HttpClient
    HttpClient oHttpClient = new HttpClient();

    if (iTimeout > 0) {
        // Set configured Timeout settings
        oHttpClient.getParams().setSoTimeout(iTimeout);
    }

    oProvider = MetadataProviderUtil.createProviderForURL(sMetadataURL, oParserPool, oRefreshTimer,
            oHttpClient);

    if (oProvider != null) {
        // Start managing it:
        if (oMPM != null) {
            oMPM.setProviderFor(sId, oProvider, oRefreshTimer);
        }
    } else {
        // Unsuccessful creation; clean up created Timer
        oRefreshTimer.cancel();
    }

    return oProvider;
}

---

From source file:com.minoritycode.Application.java

public static URLConnection makeConnection(String url, boolean useProxy) {

    URLConnection connection = null;
    try {/* w w w.  ja v a2s.co  m*/
        if (useProxy) {
            connection = new URL(url).openConnection(Application.proxy);
        } else {
            connection = new URL(url).openConnection();
        }
        connection.setRequestProperty("Accept-Charset", charset);
        connection.setConnectTimeout(30000);
    } catch (IOException e) {
        e.printStackTrace();
        Application.errorBoards.put(url, e.getMessage());
        logger.logLine(e.getMessage());
        return null;
    }

    return connection;
}

---

From source file:com.ibuildapp.romanblack.FanWallPlugin.data.Statics.java

/**
 * download file url and save it//w  w w .ja  v a2 s .  c o m
 *
 * @param url
 */
public static String downloadFile(String url) {
    int BYTE_ARRAY_SIZE = 1024;
    int CONNECTION_TIMEOUT = 30000;
    int READ_TIMEOUT = 30000;

    // downloading cover image and saving it into file
    try {
        URL imageUrl = new URL(URLDecoder.decode(url));
        URLConnection conn = imageUrl.openConnection();
        conn.setConnectTimeout(CONNECTION_TIMEOUT);
        conn.setReadTimeout(READ_TIMEOUT);
        BufferedInputStream bis = new BufferedInputStream(conn.getInputStream());

        File resFile = new File(cachePath + File.separator + Utils.md5(url));
        if (!resFile.exists()) {
            resFile.createNewFile();
        }

        FileOutputStream fos = new FileOutputStream(resFile);
        int current = 0;
        byte[] buf = new byte[BYTE_ARRAY_SIZE];
        Arrays.fill(buf, (byte) 0);
        while ((current = bis.read(buf, 0, BYTE_ARRAY_SIZE)) != -1) {
            fos.write(buf, 0, current);
            Arrays.fill(buf, (byte) 0);
        }

        bis.close();
        fos.flush();
        fos.close();
        Log.d("", "");
        return resFile.getAbsolutePath();
    } catch (SocketTimeoutException e) {
        return null;
    } catch (IllegalArgumentException e) {
        return null;
    } catch (Exception e) {
        return null;
    }
}

---

From source file:org.wso2.carbon.cloud.gateway.agent.CGAgentUtils.java

private static URLConnection getURLConnection(URL url) throws CGException {
    URLConnection connection;
    if (url.getProtocol().equalsIgnoreCase("https")) {
        String msg = "Connecting through doesn't support";
        log.error(msg);/* w  w w  .  j  a v a  2 s.  c o  m*/
        throw new CGException(msg);
    } else {
        try {
            connection = url.openConnection();
        } catch (IOException e) {
            throw new CGException("Could not open the URL connection", e);
        }
    }
    connection.setReadTimeout(getReadTimeout());
    connection.setConnectTimeout(getConnectTimeout());
    connection.setRequestProperty("Connection", "close"); // if http is being used
    return connection;
}

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