Example usage for java.net HttpURLConnection disconnect

Introduction

In this page you can find the example usage for java.net HttpURLConnection disconnect.

Prototype

public abstract void disconnect();

Source Link

Document

Indicates that other requests to the server are unlikely in the near future.

Usage

From source file:com.gabrielluz.megasenaanalyzer.MegaSenaAnalyzer.java

public static byte[] downloadFile(String fileUrl) throws IOException {
    java.net.CookieManager cm;/*ww w .  j a v a  2s .  c  om*/
    cm = new java.net.CookieManager();
    java.net.CookieHandler.setDefault(cm);
    URL url = new URL(fileUrl);
    HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
    int responseCode = httpConn.getResponseCode();
    if (responseCode == HttpURLConnection.HTTP_OK) {
        try (InputStream inputStream = httpConn.getInputStream()) {
            return MegaSenaAnalyzer.unZipIt(inputStream);
        }
    } else {
        System.out.println("No file to download. Server replied HTTP code: " + responseCode);
        httpConn.disconnect();
        return null;
    }
}

From source file:org.apache.brooklyn.util.http.HttpTool.java

/**
 * Closes all streams of the connection, and disconnects it. Ignores all exceptions completely,
 * not even logging them!/*  w w w.  j  a v  a 2 s  .c om*/
 */
public static void closeQuietly(HttpURLConnection connection) {
    try {
        connection.disconnect();
    } catch (Exception e) {
    }
    try {
        connection.getInputStream().close();
    } catch (Exception e) {
    }
    try {
        connection.getOutputStream().close();
    } catch (Exception e) {
    }
    try {
        connection.getErrorStream().close();
    } catch (Exception e) {
    }
}

From source file:edu.jhu.cvrg.timeseriesstore.opentsdb.TimeSeriesUtility.java

protected static int insertDataPoints(String urlString, List<IncomingDataPoint> points) throws IOException {
    int code = 0;
    Gson gson = new Gson();

    HttpURLConnection httpConnection = TimeSeriesUtility.openHTTPConnectionPOST(urlString);
    OutputStreamWriter wr = new OutputStreamWriter(httpConnection.getOutputStream());

    String json = gson.toJson(points);

    wr.write(json);//from  w ww .  j av  a 2s .c  o m
    wr.flush();
    wr.close();

    code = httpConnection.getResponseCode();

    httpConnection.disconnect();

    return code;
}

From source file:io.hops.hopsworks.api.tensorflow.TensorboardProxyServlet.java

public static String getHTML(String urlToRead) throws Exception {
    StringBuilder result = new StringBuilder();
    URL url = new URL(urlToRead);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("GET");
    BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    String line;//ww w. j av a2s .c om
    while ((line = rd.readLine()) != null) {
        result.append(line);
    }
    rd.close();
    conn.disconnect();
    return result.toString();
}

From source file:jmc.util.UtlFbComents.java

public static String getJSONComentarios(String url, Long numComents) throws JMCException {
    String linea = "";
    String buf = "";

    try {//from www  .j  a va2s .c  o  m
        Properties props = ConfigPropiedades.getProperties("props_config.properties");
        CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ALL));
        URL ur = new URL(
                "http://graph.facebook.com/comments?id=" + url + "&limit=" + numComents + "&filter=stream");
        HttpURLConnection cn = (HttpURLConnection) ur.openConnection();

        cn.setRequestProperty("user-agent", props.getProperty("navegador"));
        cn.setInstanceFollowRedirects(false);
        cn.setUseCaches(false);
        cn.connect();

        BufferedReader br = new BufferedReader(new InputStreamReader(cn.getInputStream()));

        while ((linea = br.readLine()) != null) {
            buf.concat(linea);
        }
        cn.disconnect();

    } catch (IOException e) {
        throw new JMCException(e);
    }
    return buf;
}

From source file:Main.java

public static Bitmap getImageFromURL(URL url) {

    Bitmap bitmap = null;/*from   w ww . ja  v  a  2 s .co m*/

    HttpURLConnection connection = null;

    try {

        connection = (HttpURLConnection) url.openConnection();

        if (connection.getResponseCode() != 200) {
            return null;
        }
        if (!CONTENT_TYPE_IMAGE.equalsIgnoreCase(connection.getContentType().substring(0, 5))) {
            return null;
        }

        bitmap = BitmapFactory.decodeStream(connection.getInputStream());

    } catch (IOException e) {

        e.printStackTrace();

    }

    if (connection != null) {

        connection.disconnect();

    }

    return bitmap;

}

From source file:com.whp.android.location.geocode.GeocodeHelper.java

/**
 * getAddresses/*from www. jav  a  2  s  .c o m*/
 * 
 * @param url
 * @return
 */
public static GeocodeResult getAddresses(StringBuilder url) {
    GeocodeResult result = null;

    try {

        HttpURLConnection httpURLConnection = null;
        StringBuilder stringBuilder = new StringBuilder();

        httpURLConnection = (HttpURLConnection) new URL(url.toString()).openConnection();
        InputStreamReader inputStreamReader = new InputStreamReader(httpURLConnection.getInputStream());

        int read;
        char[] buff = new char[1024];
        while ((read = inputStreamReader.read(buff)) != -1) {
            stringBuilder.append(buff, 0, read);
        }
        httpURLConnection.disconnect();

        JSONObject jObject = new JSONObject(stringBuilder.toString());

        result = GeocodeJsonParser.parse(jObject);

    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

@SuppressWarnings("unused")
public static void selectServer2() {
    for (String host : host_arr) {
        HttpURLConnection conn = null;
        try {//from w w  w  . j a  v a 2 s . c  om
            conn = (HttpURLConnection) new URL(host).openConnection();
            conn.setConnectTimeout(6000);
            int result = conn.getResponseCode();
            String re = conn.getResponseMessage();
            if (result == HttpURLConnection.HTTP_OK) {
                HOST = host;//
                break;
            } else {
            }
        } catch (MalformedURLException e) {
        } catch (IOException e) {
        } finally {
            if (conn != null) {
                conn.disconnect();
                conn = null;
            }
        }

    }
}

From source file:com.wisdombud.right.client.common.HttpKit.java

/**
 * Send GET request/* w w w  .  j  ava 2s . c  o  m*/
 */
public static String get(String url, Map<String, String> queryParas, Map<String, String> headers) {
    HttpURLConnection conn = null;
    try {
        conn = getHttpConnection(buildUrlWithQueryString(url, queryParas), GET, headers);
        conn.connect();
        return readResponseString(conn);
    } catch (final Exception e) {
        throw new RuntimeException(e);
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

From source file:com.example.admin.processingboilerplate.JsonIO.java

public static StringBuilder loadString(String url) {
    StringBuilder sb = new StringBuilder();
    try {/*from  w w  w .j a  va2 s  .  c o m*/
        URLConnection uc = (new URL(url)).openConnection();
        HttpURLConnection con = url.startsWith("https") ? (HttpsURLConnection) uc : (HttpURLConnection) uc;
        try {
            con.setReadTimeout(6000);
            con.setConnectTimeout(6000);
            con.setRequestMethod("GET");
            con.setDoInput(true);
            con.setRequestProperty("User-Agent", USER_AGENT);
            sb = load(con);
        } catch (IOException e) {
            Log.e("loadJson", e.getMessage(), e);
        } finally {
            con.disconnect();
        }
    } catch (IOException e) {
        Log.e("loadJson", e.getMessage(), e);
    }
    return sb;
}