Example usage for java.net HttpURLConnection disconnect

List of usage examples for java.net HttpURLConnection disconnect

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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:org.elasticsearch.metrics.ElasticsearchReporter.java

private void closeConnection(HttpURLConnection connection) throws IOException {
    connection.getOutputStream().close();
    connection.disconnect();

    // we have to call this, otherwise out HTTP data does not get send, even though close()/disconnect was called
    // Ceterum censeo HttpUrlConnection esse delendam
    if (connection.getResponseCode() != 200) {
        LOGGER.error("Reporting returned code {} {}: {}", connection.getResponseCode(),
                connection.getResponseMessage());
    }//from w  ww.j a  v  a 2 s  .co  m
}

From source file:co.cask.cdap.gateway.handlers.StreamHandlerTest.java

@Test
public void testStreamCreate() throws Exception {
    // Try to get info on a non-existent stream
    HttpURLConnection urlConn = openURL(createStreamInfoURL("test_stream1"), HttpMethod.GET);

    Assert.assertEquals(HttpResponseStatus.NOT_FOUND.getCode(), urlConn.getResponseCode());
    urlConn.disconnect();//ww  w  .  j  a  va  2s .c  o m

    // try to POST info to the non-existent stream
    urlConn = openURL(createURL("streams/non_existent_stream"), HttpMethod.POST);
    Assert.assertEquals(HttpResponseStatus.NOT_FOUND.getCode(), urlConn.getResponseCode());
    urlConn.disconnect();

    // Now, create the new stream.
    urlConn = openURL(createURL("streams/test_stream1"), HttpMethod.PUT);
    Assert.assertEquals(HttpResponseStatus.OK.getCode(), urlConn.getResponseCode());
    urlConn.disconnect();

    // getInfo should now return 200
    urlConn = openURL(createStreamInfoURL("test_stream1"), HttpMethod.GET);
    Assert.assertEquals(HttpResponseStatus.OK.getCode(), urlConn.getResponseCode());
    urlConn.disconnect();
}

From source file:to.noc.devicefp.server.service.MaxMindServiceImpl.java

private MaxMindLocation createFromWebService(String ip) {
    MaxMindLocation location = null;//from  www .  ja  v  a2  s . c o m
    try {
        URL url = new URL("http://geoip.maxmind.com/e?l=" + maxMindLicenseKey + "&i=" + ip);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setDoOutput(true);
        connection.setRequestMethod("GET");
        connection.setConnectTimeout(10 * 1000); // 10 seconds

        BufferedReader r = new BufferedReader(new InputStreamReader(connection.getInputStream(), "ISO-8859-1"));

        String resultsLine = r.readLine();
        connection.disconnect();

        if (resultsLine != null) {
            // Split on a comma only if it has zero or an even number of quotes
            // after it. Assumes quotes are never escaped.
            String values[] = resultsLine.split(",(?=([^\"]*\"[^\"]*\")*[^\"]*$)");

            location = new MaxMindLocation();
            location.setIpAddress(ip);
            location.setStamp(new Date());

            for (GeoIpField field : GeoIpField.values()) {
                if (field.ordinal() >= values.length) {
                    break;
                }
                String val = values[field.ordinal()];
                // replace leading and trailing whitespace and quotes
                val = val.replaceAll("^\"?\\s*|\\s*\"?$", "");
                if (!val.isEmpty()) {
                    addLocationField(location, field, val);
                }
            }
        }
    } catch (Exception ex) {
        log.error("", ex);
        location = null;
    }
    return location;
}

From source file:com.openshift.internal.restclient.http.UrlConnectionHttpClient.java

private void disconnect(HttpURLConnection connection) {
    if (connection != null) {
        connection.disconnect();
    }
}

From source file:co.cask.cdap.gateway.handlers.StreamHandlerTest.java

@Test
public void testSimpleStreamEnqueue() throws Exception {
    // Create new stream.
    HttpURLConnection urlConn = openURL(createURL("streams/test_stream_enqueue"), HttpMethod.PUT);
    Assert.assertEquals(HttpResponseStatus.OK.getCode(), urlConn.getResponseCode());
    urlConn.disconnect();//from   ww w .j  a  va  2s .  co m

    // Enqueue 10 entries
    for (int i = 0; i < 10; ++i) {
        urlConn = openURL(createURL("streams/test_stream_enqueue"), HttpMethod.POST);
        urlConn.setDoOutput(true);
        urlConn.addRequestProperty("test_stream_enqueue.header1", Integer.toString(i));
        urlConn.getOutputStream().write(Integer.toString(i).getBytes(Charsets.UTF_8));
        Assert.assertEquals(HttpResponseStatus.OK.getCode(), urlConn.getResponseCode());
        urlConn.disconnect();
    }

    // Fetch 10 entries
    urlConn = openURL(createURL("streams/test_stream_enqueue/events?limit=10"), HttpMethod.GET);
    List<StreamEvent> events = GSON.fromJson(
            new String(ByteStreams.toByteArray(urlConn.getInputStream()), Charsets.UTF_8),
            new TypeToken<List<StreamEvent>>() {
            }.getType());
    for (int i = 0; i < 10; i++) {
        StreamEvent event = events.get(i);
        int actual = Integer.parseInt(Charsets.UTF_8.decode(event.getBody()).toString());
        Assert.assertEquals(i, actual);
        Assert.assertEquals(Integer.toString(i), event.getHeaders().get("header1"));
    }
    urlConn.disconnect();
}

From source file:edu.isi.wings.util.oodt.CurationServiceAPI.java

private String query(String method, String op, Object... args) {
    String url = this.curatorurl + this.service + op;
    try {/*  www  .  ja  va2 s  . c  o  m*/
        String params = "policy=" + URLEncoder.encode(this.policy, "UTF-8");
        for (int i = 0; i < args.length; i += 2) {
            params += "&" + args[i] + "=" + URLEncoder.encode(args[i + 1].toString(), "UTF-8");
        }

        URL urlobj = new URL(url);
        if ("GET".equals(method))
            urlobj = new URL(url + "?" + params);
        HttpURLConnection con = (HttpURLConnection) urlobj.openConnection();
        con.setRequestMethod(method);
        if (!"GET".equals(method)) {
            con.setDoOutput(true);
            DataOutputStream out = new DataOutputStream(con.getOutputStream());
            out.writeBytes(params);
            out.flush();
            out.close();
        }

        String result = IOUtils.toString(con.getInputStream());
        con.disconnect();
        return result;

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

From source file:com.oneops.metrics.es.ElasticsearchReporter.java

private void closeConnection(HttpURLConnection connection) throws IOException {
    connection.getOutputStream().close();
    connection.disconnect();
    // we have to call this, otherwise out HTTP data does not get send, even though close()/disconnect was called
    if (connection.getResponseCode() != 200) {
        LOGGER.error("Reporting returned code {} {}: {}", connection.getResponseCode(),
                connection.getResponseMessage());
    }//w  w w  .  java2  s . c  o m
}

From source file:info.icefilms.icestream.browse.Location.java

private static Bitmap DownloadImage(URL url, Callback callback) {
    try {//from ww  w . j  a  v a  2  s  .c  o m
        // Open the connection
        HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
        urlConnection.setRequestProperty("User-Agent",
                "Mozilla/5.0 (X11; Linux i686; rv:2.0) Gecko/20100101 Firefox/4.0");
        urlConnection.setConnectTimeout(callback.GetConnectionTimeout());
        urlConnection.setReadTimeout(callback.GetConnectionTimeout());
        urlConnection.connect();

        // Get the input stream
        InputStream inputStream = urlConnection.getInputStream();

        // For some reason we can actually get a null InputStream instead of an exception
        if (inputStream == null) {
            Log.e("Ice Stream", "Image download failed. Unable to create Input Stream.");
            if (callback.GetErrorBoolean() == false) {
                callback.SetErrorBoolean(true);
                callback.SetErrorStringID(R.string.browse_image_download_error);
            }
            urlConnection.disconnect();
            return null;
        }

        // Download the image and create the bitmap
        Bitmap bitmap = BitmapFactory.decodeStream(inputStream);

        // Close the connection
        inputStream.close();
        urlConnection.disconnect();

        // Check for errors
        if (bitmap == null) {
            Log.e("Ice Stream", "Image data decoding failed.");
            if (callback.GetErrorBoolean() == false) {
                callback.SetErrorBoolean(true);
                callback.SetErrorStringID(R.string.browse_image_decode_error);
            }
            return null;
        }

        return bitmap;
    } catch (SocketTimeoutException exception) {
        Log.e("Ice Stream", "Image download failed.", exception);
        if (callback.GetErrorBoolean() == false) {
            callback.SetErrorBoolean(true);
            callback.SetErrorStringID(R.string.browse_image_timeout_error);
        }
        return null;
    } catch (IOException exception) {
        Log.e("Ice Stream", "Image download failed.", exception);
        if (callback.GetErrorBoolean() == false) {
            callback.SetErrorBoolean(true);
            callback.SetErrorStringID(R.string.browse_image_download_error);
        }
        return null;
    }
}

From source file:ms.sujinkim.com.test.api.FoscamSnapshotRunnable.java

public void run() {
    ToastManager manager = ToastManager.getInstance();
    HttpURLConnection conn = null;
    String urlString = FoscamUrlFactory.getSnapshotUrl(camera);
    //DefaultHttpClient client = new DefaultHttpClient();
    try {/*from   w  w  w  .  j  av  a2 s  .c o m*/
        URL url = new URL(urlString);
        conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.connect();
        int status = conn.getResponseCode();
        if (status != 200) {
            manager.makeToast("Unable to take snapshot: " + status);
            conn.disconnect();
            return;
        }

        String name = conn.getHeaderField(CONTENT_DISPOSITION);// ? name?  ?.
        InputStream inputStream = conn.getInputStream();
        if (inputStream != null) {
            writeSnapshot(name, inputStream);
            manager.makeToast("Saved \"" + name + "\"");
        }
    } catch (Exception e) {
        ToastManager.getInstance().makeToast("Unable to take snapshot: " + e.getMessage());
    } finally {
        conn.disconnect();
    }
}

From source file:org.hawkular.apm.client.api.rest.AbstractRESTClient.java

public <T> T withContext(String tenantId, URL url, Function<HttpURLConnection, T> function) {
    HttpURLConnection connection = null;
    try {//from   ww  w  .  j  av a 2s .c  o  m
        connection = getConnectionForGetRequest(tenantId, url);
        return function.apply(connection);
    } catch (IOException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    } finally {
        if (connection != null) {
            connection.disconnect();
        }
    }
}