Example usage for java.net HttpURLConnection 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:com.compomics.colims.core.util.AccessionConverter.java

/**
 * convenience method for opening a buffered reader to an url, standard
 * timeout is set to 500 milliseconds/*from ww w  .jav  a 2s. com*/
 *
 * @param aUrl the url to open a reader to
 * @return the buffered reader for reading the url
 * @throws IOException if the url could not be read
 */
public static BufferedReader openReader(String aUrl) throws IOException {
    URL myURL = new URL(aUrl);
    HttpURLConnection c = (HttpURLConnection) myURL.openConnection();
    c.setConnectTimeout(500);
    return new BufferedReader(new InputStreamReader(new BufferedInputStream(c.getInputStream()), "UTF-8"));
}

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From source file:com.compomics.colims.core.util.AccessionConverter.java

public static BufferedInputStream openStream(String aURL) throws IOException {
    URL myURL = new URL(aURL);
    HttpURLConnection c = (HttpURLConnection) myURL.openConnection();
    c.setConnectTimeout(500);
    return new BufferedInputStream(c.getInputStream());

}

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From source file:be.roots.taconic.pricingguide.util.HttpUtil.java

private static HttpURLConnection getInputStreamFor(String urlAsString, String userName, String password)
        throws IOException {
    LOGGER.info(/*  w  ww .  j  a v  a 2 s.c  o m*/
            REQUEST_METHOD + "ting data from url: " + urlAsString + " with timeout set to " + CONNECT_TIMEOUT);

    final URL url = new URL(urlAsString);
    final HttpURLConnection con = (HttpURLConnection) url.openConnection();
    con.setRequestMethod(REQUEST_METHOD);
    con.setConnectTimeout(CONNECT_TIMEOUT);

    if (userName != null || password != null) {
        final String encoded = Base64.encode(userName + ":" + password);
        con.setRequestProperty("Authorization", "Basic " + encoded);
    }

    final int responseCode = con.getResponseCode();

    LOGGER.info("Response code: " + responseCode);
    return con;
}

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From source file:itdelatrisu.opsu.downloads.BloodcatServer.java

/**
 * Returns a JSON object from a URL.// ww  w  . jav a 2s  . co m
 * @param url the remote URL
 * @return the JSON object
 * @author Roland Illig (http://stackoverflow.com/a/4308662)
 */
public static JSONObject readJsonFromUrl(URL url) throws IOException {
    // open connection
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setConnectTimeout(Download.CONNECTION_TIMEOUT);
    conn.setReadTimeout(Download.READ_TIMEOUT);
    conn.setUseCaches(false);
    try {
        conn.connect();
    } catch (SocketTimeoutException e) {
        ErrorHandler.error("Connection to server timed out.", e, false);
        throw e;
    }

    if (Thread.interrupted())
        return null;

    // read JSON
    JSONObject json = null;
    try (InputStream in = conn.getInputStream()) {
        BufferedReader rd = new BufferedReader(new InputStreamReader(in));
        StringBuilder sb = new StringBuilder();
        int c;
        while ((c = rd.read()) != -1)
            sb.append((char) c);
        json = new JSONObject(sb.toString());
    } catch (SocketTimeoutException e) {
        ErrorHandler.error("Connection to server timed out.", e, false);
        throw e;
    } catch (JSONException e1) {
        ErrorHandler.error("Failed to create JSON object.", e1, true);
    }
    return json;
}

---

From source file:com.zf.util.Post_NetNew.java

/**
 * ?/*from  w ww.j  a va  2  s.  c o m*/
 * 
 * @param pams
 * @param ip
 * @param port
 * @return
 * @throws Exception
 */
public static String pn(Map<String, String> pams, String ip, int port) throws Exception {
    if (null == pams) {
        return "";
    }
    InetSocketAddress addr = new InetSocketAddress(ip, port);
    Proxy proxy = new Proxy(Type.HTTP, addr);
    String strtmp = "url";
    URL url = new URL(pams.get(strtmp));
    pams.remove(strtmp);
    strtmp = "body";
    String body = pams.get(strtmp);
    pams.remove(strtmp);
    strtmp = "POST";
    if (StringUtils.isEmpty(body))
        strtmp = "GET";
    HttpURLConnection httpConn = (HttpURLConnection) url.openConnection(proxy);
    httpConn.setConnectTimeout(30000);
    httpConn.setReadTimeout(30000);
    httpConn.setUseCaches(false);
    httpConn.setRequestMethod(strtmp);
    for (String pam : pams.keySet()) {
        httpConn.setRequestProperty(pam, pams.get(pam));
    }
    if ("POST".equals(strtmp)) {
        httpConn.setDoOutput(true);
        httpConn.setDoInput(true);
        DataOutputStream dos = new DataOutputStream(httpConn.getOutputStream());
        dos.writeBytes(body);
        dos.flush();
    }
    int resultCode = httpConn.getResponseCode();
    StringBuilder sb = new StringBuilder();
    sb.append(resultCode).append("\n");
    String readLine;
    InputStream stream;
    try {
        stream = httpConn.getInputStream();
    } catch (Exception ignored) {
        stream = httpConn.getErrorStream();
    }
    try {
        BufferedReader responseReader = new BufferedReader(new InputStreamReader(stream, "UTF-8"));
        while ((readLine = responseReader.readLine()) != null) {
            sb.append(readLine).append("\n");
        }
    } catch (Exception ignored) {
    }

    return sb.toString();
}

---

From source file:Main.java

public static void server2mobile(Context context, String type) {

    String serverPath = "http://shaunrain.zicp.net/FileUp/QueryServlet?type=" + type;
    try {/*from ww w.java 2s. c o m*/
        URL url = new URL(serverPath);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setConnectTimeout(10000);
        conn.setRequestMethod("GET");

        int code = conn.getResponseCode();
        Log.d("code", code + "");
        if (code == 200) {
            InputStream is = conn.getInputStream();

            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            int len = 0;
            byte[] buffer = new byte[1024];

            while ((len = is.read(buffer)) != -1) {
                baos.write(buffer, 0, len);
            }
            is.close();
            conn.disconnect();

            String result = new String(baos.toByteArray());
            String[] results = result.split("[$]");
            for (String r : results) {
                if (r.length() != 0) {
                    URL json = new URL(r);
                    HttpURLConnection con = (HttpURLConnection) json.openConnection();
                    con.setConnectTimeout(5000);
                    con.setRequestMethod("GET");
                    int co = con.getResponseCode();
                    if (co == 200) {
                        File jsonFile;
                        if (r.endsWith("clear.json")) {
                            jsonFile = new File(
                                    Environment.getExternalStorageDirectory() + "/traffic_json/clear.json");
                        } else if (r.endsWith("crowd.json")) {
                            jsonFile = new File(
                                    Environment.getExternalStorageDirectory() + "/traffic_json/crowd.json");
                        } else if (r.endsWith("trouble.json")) {
                            jsonFile = new File(
                                    Environment.getExternalStorageDirectory() + "/traffic_json/trouble.json");
                        } else {
                            jsonFile = new File(
                                    Environment.getExternalStorageDirectory() + "/traffic_json/control.json");
                        }

                        if (jsonFile.exists())
                            jsonFile.delete();
                        jsonFile.createNewFile();
                        try (BufferedReader reader = new BufferedReader(
                                new InputStreamReader(con.getInputStream(), "gb2312"));
                                BufferedWriter writer = new BufferedWriter(new FileWriter(jsonFile));) {
                            String line = null;
                            while ((line = reader.readLine()) != null) {
                                writer.write(line);
                            }
                        }

                    }
                    con.disconnect();
                }
            }

        }

    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

---

From source file:br.gov.jfrj.siga.base.ConexaoHTTP.java

public static String get(String URL, HashMap<String, String> header, Integer timeout, String payload)
        throws AplicacaoException {

    try {//from   ww w.j  av a 2  s.c  o  m

        HttpURLConnection conn = (HttpURLConnection) new URL(URL).openConnection();

        if (timeout != null) {
            conn.setConnectTimeout(timeout);
            conn.setReadTimeout(timeout);
        }

        //conn.setInstanceFollowRedirects(true);

        if (header != null) {
            for (String s : header.keySet()) {
                conn.setRequestProperty(s, header.get(s));
            }
        }

        System.setProperty("http.keepAlive", "false");

        if (payload != null) {
            byte ab[] = payload.getBytes("UTF-8");
            conn.setRequestMethod("POST");
            // Send post request
            conn.setDoOutput(true);
            OutputStream os = conn.getOutputStream();
            os.write(ab);
            os.flush();
            os.close();
        }

        //StringWriter writer = new StringWriter();
        //IOUtils.copy(conn.getInputStream(), writer, "UTF-8");
        //return writer.toString();
        return IOUtils.toString(conn.getInputStream(), "UTF-8");

    } catch (IOException ioe) {
        throw new AplicacaoException("No foi possvel abrir conexo", 1, ioe);
    }

}

---

From source file:net.daporkchop.porkbot.util.HTTPUtils.java

private static HttpURLConnection createUrlConnection(@NonNull URL url) throws IOException {
    final HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setConnectTimeout(15000);
    connection.setReadTimeout(15000);//from w  w  w  .ja  v  a 2s .c om
    connection.setUseCaches(false);
    return connection;
}

---

From source file:Main.java

public static String uploadFile(File file, String RequestURL) {
    String BOUNDARY = UUID.randomUUID().toString();
    String PREFIX = "--", LINE_END = "\r\n";
    String CONTENT_TYPE = "multipart/form-data";

    try {//w w w  .  j  av a  2s.  c  om
        URL url = new URL(RequestURL);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setReadTimeout(TIME_OUT);
        conn.setConnectTimeout(TIME_OUT);
        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Charset", CHARSET);
        conn.setRequestProperty("connection", "keep-alive");
        conn.setRequestProperty("Content-Type", CONTENT_TYPE + ";boundary=" + BOUNDARY);
        if (file != null) {

            OutputStream outputSteam = conn.getOutputStream();

            DataOutputStream dos = new DataOutputStream(outputSteam);
            StringBuffer sb = new StringBuffer();
            sb.append(PREFIX);
            sb.append(BOUNDARY);
            sb.append(LINE_END);

            sb.append("Content-Disposition: form-data; name=\"img\"; filename=\"" + file.getName() + "\""
                    + LINE_END);
            sb.append("Content-Type: application/octet-stream; charset=" + CHARSET + LINE_END);
            sb.append(LINE_END);
            dos.write(sb.toString().getBytes());
            InputStream is = new FileInputStream(file);
            byte[] bytes = new byte[1024];
            int len = 0;
            while ((len = is.read(bytes)) != -1) {
                dos.write(bytes, 0, len);
            }
            is.close();
            dos.write(LINE_END.getBytes());
            byte[] end_data = (PREFIX + BOUNDARY + PREFIX + LINE_END).getBytes();
            dos.write(end_data);
            dos.flush();

            int res = conn.getResponseCode();
            Log.e(TAG, "response code:" + res);
            if (res == 200) {
                return SUCCESS;
            }
        }
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return FAILURE;
}

---

From source file:massbank.svn.MSDBUpdateUtil.java

/**
 *
 */// w w w  . j  a va2 s  .  co m
public static boolean updateSubStructData(String serverUrl) {
    boolean ret = true;
    String cgiUrl = serverUrl + "cgi-bin/GenSubstructure.cgi";
    try {
        URL url = new URL(cgiUrl);
        HttpURLConnection con = (HttpURLConnection) url.openConnection();
        con.setConnectTimeout(10 * 1000);
        con.setReadTimeout(60 * 1000);
        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String line = "";
        StringBuilder res = new StringBuilder();
        while ((line = in.readLine()) != null) {
            res.append(line);
        }
        if (res.indexOf("OK") == -1) {
            ret = false;
        }
    } catch (IOException e) {
        e.printStackTrace();
        ret = false;
    }
    return ret;
}

---

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