Example usage for java.net URLConnection getInputStream

Introduction

In this page you can find the example usage for java.net URLConnection getInputStream.

Prototype

public InputStream getInputStream() throws IOException 

Source Link

Document

Returns an input stream that reads from this open connection.

Usage

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

/**
 * Send an HTTP(s) request with POST parameters.
 * /* www.  j a  v a  2s.  co m*/
 * @param parameters
 * @param url
 * @throws UnsupportedEncodingException
 * @throws IOException
 * @throws KeyManagementException
 * @throws NoSuchAlgorithmException
 */
public static void doPost(Map<?, ?> parameters, URL url)
        throws UnsupportedEncodingException, IOException, KeyManagementException, NoSuchAlgorithmException {

    URLConnection cnx = getConnection(url);

    // Construct data
    StringBuilder dataBfr = new StringBuilder();
    Iterator<?> iKeys = parameters.keySet().iterator();
    while (iKeys.hasNext()) {
        if (dataBfr.length() != 0) {
            dataBfr.append('&');
        }
        String key = (String) iKeys.next();
        dataBfr.append(URLEncoder.encode(key, "UTF-8")).append('=')
                .append(URLEncoder.encode((String) parameters.get(key), "UTF-8"));
    }
    // POST data
    cnx.setDoOutput(true);

    OutputStreamWriter wr = new OutputStreamWriter(cnx.getOutputStream());
    if (LOGGING.DEBUG)
        Log.d(LOG_TAG, "Posting crash report data");
    wr.write(dataBfr.toString());
    wr.flush();
    wr.close();

    if (LOGGING.DEBUG)
        Log.d(LOG_TAG, "Reading response");
    BufferedReader rd = new BufferedReader(new InputStreamReader(cnx.getInputStream()));

    String line;
    int linecount = 0;
    while ((line = rd.readLine()) != null) {
        linecount++;
        if (linecount <= 2) {
            if (LOGGING.DEBUG)
                Log.d(LOG_TAG, line);
        }
    }
    rd.close();
}

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From source file:com.betfair.tornjak.monitor.active.url.CheckResponseNotContains.java

public void check(URLConnection urlConnection) throws Exception {
    InputStream inputStream = urlConnection.getInputStream();
    String response = IOUtils.toString(inputStream);
    if (response.contains(errorString)) {
        throw new RuntimeException(
                String.format("Service reports [%s], which contains [%s]", response, errorString));
    }//from w  w  w .j  a v  a  2  s  .com
}

---

From source file:org.fao.geonet.util.XslUtil.java

/**
 *  To get the xml content of an url/*from w  ww.j av  a  2 s .c  o m*/
 *  It supports the usage of a proxy
* @param surl
* @return
 */
public static Node getUrlContent(String surl) {

    Node res = null;
    InputStream is = null;

    ServiceContext context = ServiceContext.get();

    try {
        URL url = new URL(surl);
        URLConnection conn = Lib.net.setupProxy(context, url);

        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        DocumentBuilder db = dbf.newDocumentBuilder();

        is = conn.getInputStream();
        res = db.parse(is);

    } catch (Throwable e) {
        Log.error(Geonet.GEONETWORK, "Failed fetching url: " + surl, e);
    } finally {
        IOUtils.closeQuietly(is);
    }

    return res;
}

---

From source file:com.betfair.tornjak.monitor.active.url.CheckResponseContains.java

public void check(URLConnection urlConnection) throws Exception {
    InputStream inputStream = urlConnection.getInputStream();
    String response = IOUtils.toString(inputStream);
    if (!response.contains(expectedString)) {
        throw new RuntimeException(
                String.format("Service reports [%s], which NOT contains [%s]", response, expectedString));
    }//from   w  w w .  j a va2s.  c  o  m
}

---

From source file:com.betfair.tornjak.monitor.active.url.CheckResponseMatches.java

public void check(URLConnection urlConnection) throws Exception {
    InputStream inputStream = urlConnection.getInputStream();
    String response = IOUtils.toString(inputStream);
    if (!pattern.matcher(response).matches()) {
        throw new RuntimeException(
                String.format("Service reports [%s], doesn't match [%s]", response, pattern));
    }/*from w w w  .  ja  v a2s  .  c  o  m*/
}

---

From source file:edu.ucsd.ccdb.cil.xml2json.XML2JsonUtil.java

public String getTextFromURL(String url) throws Exception {
    URL website = new URL(url);
    URLConnection connection = website.openConnection();
    BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));

    StringBuilder response = new StringBuilder();
    String inputLine;//from   w ww  .  j a va2s .  com

    while ((inputLine = in.readLine()) != null)
        response.append(inputLine + "\n");

    in.close();

    return response.toString();
}

---

From source file:league.stat.checker.nameToID.java

public String nameToID(String name) throws IOException {
    //HTTP response input code taken WhiteFang34 on Stack overflow ; http://stackoverflow.com/questions/5769717/how-can-i-get-an-http-response-body-as-a-string-in-java
    URL url = new URL("https://na.api.pvp.net/api/lol/na/v1.4/summoner/by-name/" + name
            + "?api_key=RGAPI-f2ba678c-7c42-4265-8c36-ae1364c3e9b9");
    URLConnection con = url.openConnection();
    InputStream in = con.getInputStream();
    String encoding = con.getContentEncoding();
    encoding = encoding == null ? "UTF-8" : encoding;
    String body = IOUtils.toString(in, encoding);

    //Make this code more efficient by using String slicing
    int index = body.indexOf("id") + 4;
    String sID = "";

    while (body.charAt(index) != ',') {
        sID += body.charAt(index);/*from  w w w . ja v a 2s.c  om*/
        index++;
    }

    return sID;
}

---

From source file:com.elega9t.commons.geo.impl.HostIpDotInfoGeoLocationProvider.java

@Override
public GeoLocationInfo lookup(String ip) throws IOException {
    URL url = new URL("http://api.hostip.info/get_json.php?ip=" + URLEncoder.encode(ip, "UTF-8"));
    URLConnection connection = url.openConnection();
    connection.connect();//  ww  w. ja va 2 s  .  com
    InputStream inputStream = connection.getInputStream();
    String json = IOUtilities.toString(inputStream);
    inputStream.close();
    try {
        JSONObject object = new JSONObject(json);
        return new GeoLocationInfo(object.getString("ip"), object.getString("country_name"),
                object.getString("country_code"), object.getString("city"));
    } catch (JSONException e) {
        throw new IOException(e);
    }
}

---

From source file:league.stat.checker.nameToID.java

public String[] findInfo(String input, String name) throws IOException {
    String[] output = new String[5];
    output[0] = name;//from  w  w  w  .  j av  a 2  s.c  o m
    output[1] = input;

    URL url = new URL("https://na.api.pvp.net/api/lol/na/v1.3/stats/by-summoner/" + input
            + "/summary?season=SEASON2017&api_key=RGAPI-f2ba678c-7c42-4265-8c36-ae1364c3e9b9");
    URLConnection con = url.openConnection();
    InputStream in = con.getInputStream();
    String encoding = con.getContentEncoding();
    encoding = encoding == null ? "UTF-8" : encoding;
    String body = IOUtils.toString(in, encoding);
    String rankedInfo = body.substring(body.indexOf("RankedSolo5x5"), body.lastIndexOf("}"));

    //Wins Number
    output[2] = rankedInfo.substring(rankedInfo.indexOf("wins") + 6, rankedInfo.length()).substring(0,
            rankedInfo.substring(rankedInfo.indexOf("wins") + 6, rankedInfo.length()).indexOf(","));
    //Loss Number
    output[3] = rankedInfo.substring(rankedInfo.indexOf("losses") + 8, rankedInfo.length()).substring(0,
            rankedInfo.substring(rankedInfo.indexOf("losses") + 8, rankedInfo.length()).indexOf(","));
    //Win percent
    output[4] = (String.format("%.2f",
            (Double.parseDouble(output[2]) / (Double.parseDouble(output[2]) + Double.parseDouble(output[3])))
                    * 100));

    return output;
}

---

From source file:gemlite.core.internal.support.hotdeploy.scanner.ScannerIteratorItem.java

private byte[] readContent(ClassLoader loader, JarEntry entry) throws IOException {
    URL url = loader.getResource(entry.getName());
    URLConnection ulc = url.openConnection();
    InputStream in3 = ulc.getInputStream();
    InputStream in2 = url.openStream();

    InputStream in = loader.getResourceAsStream(entry.getName());
    if (in == null) {
        LogUtil.getCoreLog().trace("ReadContent inputStream is null entry.name={} , loader={}", entry.getName(),
                loader);/*from   ww  w.  ja  v  a 2s.c om*/
    }

    BufferedInputStream bi = new BufferedInputStream(in);
    byte[] bt = new byte[in.available()];
    bi.read(bt);
    bi.close();
    in.close();
    return bt;
}

---

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