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:plugins.marauders.MaraudersInteractor.java

public static Data getData() {
    StringBuilder json = new StringBuilder();
    try {/*  ww w.  j  av a 2  s.  co  m*/
        URL server = new URL("http://s40server.csse.rose-hulman.edu:9200/marauders/data/0");
        URLConnection yc = server.openConnection();
        BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
        String inputLine;

        while ((inputLine = in.readLine()) != null && inputLine != "") {
            System.out.println(inputLine);
            json.append(inputLine);
        }

        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    ObjectMapper mapper = new ObjectMapper();
    TypeReference<HashMap<String, Object>> typeReference = new TypeReference<HashMap<String, Object>>() {
    };
    try {
        HashMap<String, Object> map = mapper.readValue(json.toString(), typeReference);
        HashMap<String, Object> source = (HashMap) map.get("_source");
        Data d = new Data();
        d.setLastStudentID(Integer.parseInt((String) source.get("lastStudentID")));
        d.setMaxInsultID(Integer.parseInt((String) source.get("maxInsultID")));
        d.setPassphrase((String) source.get("passphrase"));
        return d;
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }

}

From source file:com.flexdesktop.connections.restfulConnection.java

public static ArrayList<ArrayList<String>> getRESTful(String RESTfull_URL, ArrayList<String> columnasTabla) {
    try {/*  w w  w  . j a  v a2s  .c  o  m*/
        URL url;
        URLConnection urlConnection;
        DataInputStream readString;
        url = new URL(RESTfull_URL);
        urlConnection = url.openConnection();
        urlConnection.setDoInput(true);
        urlConnection.setUseCaches(false);
        readString = new DataInputStream(urlConnection.getInputStream());
        String s;

        String getRequest = "";
        while ((s = readString.readLine()) != null) {
            getRequest += s;
        }
        readString.close();
        if (!"".equals(getRequest)) {
            return completeArray(getRequest, columnasTabla);
        }

    } catch (Exception ex) {
        Logger.getLogger(com.flexdesktop.connections.restfulConnection.class.getName()).log(Level.SEVERE, null,
                ex);
    }
    return null;
}

From source file:dataflow.feed.api.Weather.java

/**
 * Method which builds the string of the URL to call
 * @param myURL the URL which must become a callURL
 * @return /*from   w  ww.  j  a v  a 2 s .c o  m*/
 */
public static String callURL(String myURL) {
    //System.out.println("Requested URL:" + myURL);
    StringBuilder sb = new StringBuilder();
    URLConnection urlConn = null;
    InputStreamReader in = null;
    try {
        URL url = new URL(myURL);
        urlConn = url.openConnection();
        if (urlConn != null)
            urlConn.setReadTimeout(60 * 1000);
        if (urlConn != null && urlConn.getInputStream() != null) {
            in = new InputStreamReader(urlConn.getInputStream(), Charset.defaultCharset());
            BufferedReader bufferedReader = new BufferedReader(in);
            if (bufferedReader != null) {
                int cp;
                while ((cp = bufferedReader.read()) != -1) {
                    sb.append((char) cp);
                }
                bufferedReader.close();
            }
        }
        in.close();
    } catch (Exception e) {
        throw new RuntimeException("Exception while calling URL:" + myURL, e);
    }

    return sb.toString();
}

From source file:fr.free.movierenamer.utils.URIRequest.java

private static InputStream getInputStreamNoSync(URLConnection connection) throws IOException {
    String encoding = connection.getContentEncoding();
    InputStream inputStream;//from   www .  j a  va 2  s  . c  om
    try {
        inputStream = connection.getInputStream();
    } catch (IOException ioe) {
        throw ioe;
    }

    if ("gzip".equalsIgnoreCase(encoding)) {
        inputStream = new GZIPInputStream(inputStream);
    } else if ("deflate".equalsIgnoreCase(encoding)) {
        inputStream = new InflaterInputStream(inputStream, new Inflater(true));
    }

    return inputStream;
}

From source file:flexpos.restfulConnection.java

public static ArrayList<ArrayList<String>> getRESTful(String RESTfull_URL, ArrayList<String> columnasTabla) {
    try {//from w w w  .j  a v  a2 s  . co m
        URL url;
        URLConnection urlConnection;
        DataInputStream readString;
        url = new URL(RESTfull_URL);
        urlConnection = url.openConnection();
        urlConnection.setDoInput(true);
        urlConnection.setUseCaches(false);
        readString = new DataInputStream(urlConnection.getInputStream());
        String s;

        String getRequest = "";
        while ((s = readString.readLine()) != null) {
            getRequest += s;
        }
        readString.close();
        if (!"".equals(getRequest)) {
            return completeArray(getRequest, columnasTabla);
        }

    } catch (Exception ex) {
        Logger.getLogger(restfulConnection.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

From source file:com.fluidops.iwb.cms.util.OpenUp.java

public static List<Statement> extract(String text, URI uri) throws IOException {
    List<Statement> res = new ArrayList<Statement>();
    String textEncoded = URLEncoder.encode(text, "UTF-8");

    String send = "format=rdfxml&text=" + textEncoded;

    // service limit is 10000 chars
    if (mode() == Mode.demo)
        send = stripToDemoLimit(send);//from  w ww  .  j  a  v a  2s . c o  m

    // GET only works for smaller texts
    // URL url = new URL("http://openup.tso.co.uk/des/enriched-text?text=" + textEncoded + "&format=rdfxml");

    URL url = new URL(getConfig().getOpenUpUrl());
    URLConnection conn = url.openConnection();
    conn.setDoOutput(true);
    IOUtils.write(send, conn.getOutputStream());
    Repository repository = new SailRepository(new MemoryStore());
    try {
        repository.initialize();
        RepositoryConnection con = repository.getConnection();
        con.add(conn.getInputStream(), uri.stringValue(), RDFFormat.RDFXML);
        RepositoryResult<Statement> iter = con.getStatements(null, null, null, false);
        while (iter.hasNext()) {
            Statement s = iter.next();
            res.add(s);
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    return res;
}

From source file:com.buglabs.dragonfly.util.WSHelper.java

protected static InputStream getAsStream(URL url) throws IOException {
    URLConnection conn = url.openConnection();

    conn.setDoInput(true);//from  w w w  . j  a  v a2 s.c  om
    conn.setDoOutput(false);

    return conn.getInputStream();
}

From source file:at.gv.egiz.bku.slcommands.impl.CreateXMLSignatureCommandImpl.java

private static void loadXAdES14Blacklist() {
    XADES_1_4_BLACKLIST_TS = System.currentTimeMillis();
    XADES_1_4_BLACKLIST.clear();/*w  w  w  .  j  a v a 2  s. com*/
    try {
        URLConnection blc = new URL(ConfigurationFacade.XADES_1_4_BLACKLIST_URL).openConnection();
        blc.setUseCaches(false);
        InputStream in = blc.getInputStream();
        Scanner s = new Scanner(in);
        while (s.hasNext()) {
            XADES_1_4_BLACKLIST.add(s.next());
        }
        s.close();
    } catch (Exception e) {
        log.error("Blacklist load error", e);
    }
}

From source file:eionet.cr.util.xml.ConversionsParser.java

/**
 *
 * @param schemaUri//w w  w .j a  v  a  2  s .co m
 * @return
 * @throws IOException
 * @throws ParserConfigurationException
 * @throws SAXException
 */
public static ConversionsParser parseForSchema(String schemaUri)
        throws IOException, SAXException, ParserConfigurationException {

    String listConversionsUrl = GeneralConfig.getRequiredProperty(GeneralConfig.XMLCONV_LIST_CONVERSIONS_URL);
    listConversionsUrl = MessageFormat.format(listConversionsUrl, Util.toArray(URLEncoder.encode(schemaUri)));

    URL url = new URL(listConversionsUrl);
    URLConnection urlConnection = url.openConnection();
    InputStream inputStream = null;
    try {
        // avoid keep-alive by setting "Connection: close" header
        urlConnection.setRequestProperty("Connection", "close");
        inputStream = urlConnection.getInputStream();
        ConversionsParser conversionsParser = new ConversionsParser();
        conversionsParser.parse(inputStream);
        return conversionsParser;
    } finally {
        IOUtils.closeQuietly(inputStream);
        URLUtil.disconnect(urlConnection);
    }
}

From source file:de.feanor.yeoldemensa.data.MensaFactory.java

/**
 * Returns an input stream for the given path on the server defined by
 * MensaFactory.SERVER_URL. Checks for a valid internet connection before
 * conneting.//from   ww  w .ja v  a 2s  .  c  o m
 * 
 * @param path
 *            Path on the server/URL
 * @param context
 *            Application context, required for connection check
 * @return Inputstream for the given path
 * @throws IOException
 *             Thrown if problems with the connection occur
 */
private static InputStream getInputStream(String path) throws IOException {
    URLConnection conn = new URL(SERVER_URL + path).openConnection();
    conn.setConnectTimeout(TIMEOUT * 1000);
    conn.setReadTimeout(TIMEOUT * 1000);

    return conn.getInputStream();
}