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.neoteric.starter.metrics.report.elastic.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() != HttpStatus.OK.value()) {
        LOGGER.error("Reporting returned code {} {}: {}", connection.getResponseCode(),
                connection.getResponseMessage());
    }//from   www  . j a v  a2  s .  c  o  m
}

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From source file:it.unicaradio.android.gcm.GcmServerRpcCall.java

/**
 * Issue a POST request to the server.// ww  w. j  av a 2 s . c  o  m
 * 
 * @param params request parameters.
 * 
 * @throws IOException propagated from POST.
 */
protected String post(String request) throws IOException {
    URL url = convertAddressToURL();

    byte[] bytes = request.getBytes();

    HttpURLConnection conn = null;
    try {
        conn = setupConnection(url, bytes);
        postRequest(conn, bytes);
        checkHttpStatus(conn);

        return getResult(conn);
    } catch (Exception e) {
        return StringUtils.EMPTY;
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

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From source file:h2weibo.utils.filters.FlickrImageFilter.java

private String extraceFromShortURL(String input) {
    Pattern p = Pattern.compile("flic.kr/p/(\\w+)/?.*");
    Matcher m = p.matcher(input);
    if (m.find()) {
        input = "http://www.flickr.com/photo.gne?short=" + m.group(1);

        String imageUrl = null;//  w ww.  jav a 2  s. c  o  m
        try {
            URL url = new URL(input);
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            conn.setInstanceFollowRedirects(false);
            conn.connect();
            int code = conn.getResponseCode();
            if (code == 302) {
                String loc = conn.getHeaderField("location");
                imageUrl = extraceFromFullURL("http://www.flickr.com" + loc);
            }
            conn.disconnect();
        } catch (Exception e) {
            log.error("Not able to handle flickr's short url/", e);
        }
        return imageUrl;
    } else {
        return null;
    }
}

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From source file:net.ftb.util.DownloadUtils.java

/**
 * @param file - the name of the file, as saved to the repo (including extension)
 * @return - the direct link//from w  ww.j  a v a 2  s  .c  om
 */
public static String getCreeperhostLink(String file) {
    String resolved = (downloadServers.containsKey(Settings.getSettings().getDownloadServer()))
            ? "http://" + downloadServers.get(Settings.getSettings().getDownloadServer())
            : Locations.masterRepo;
    resolved += "/FTB2/" + file;
    HttpURLConnection connection = null;
    try {
        connection = (HttpURLConnection) new URL(resolved).openConnection();
        connection.setRequestProperty("Cache-Control", "no-transform");
        connection.setRequestMethod("HEAD");
        for (String server : downloadServers.values()) {
            if (connection.getResponseCode() != 200) {
                if (!server.contains("creeper")) {
                    file = file.replaceAll("%5E", "/");
                }

                resolved = "http://" + server + "/FTB2/" + file;
                connection = (HttpURLConnection) new URL(resolved).openConnection();
                connection.setRequestProperty("Cache-Control", "no-transform");
                connection.setRequestMethod("HEAD");
            } else {
                break;
            }
        }
    } catch (IOException e) {
    }
    connection.disconnect();
    return resolved;
}

---

From source file:com.meetingninja.csse.database.UserDatabaseAdapter.java

public static List<Group> getGroups(String userID) throws IOException {
    // Server URL setup
    System.out.println(userID);/* w  ww .j  av a  2  s.  com*/
    String _url = getBaseUri().appendPath("Groups").appendPath(userID).build().toString();
    URL url = new URL(_url);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    // add request header
    conn.setRequestMethod(IRequest.GET);
    addRequestHeader(conn, false);

    // Get server response
    int responseCode = conn.getResponseCode();
    String response = getServerResponse(conn);

    System.out.println("yes");

    // Initialize ObjectMapper
    List<Group> groupList = new ArrayList<Group>();
    List<String> groupIDList = new ArrayList<String>();
    System.out.println("maybe");
    final JsonNode groupArray = MAPPER.readTree(response).get(Keys.Group.LIST);
    System.out.println("no");

    if (groupArray.isArray()) {
        for (final JsonNode groupNode : groupArray) {
            String _id = groupNode.get(Keys.Group.ID).asText();
            System.out.println(_id);
            groupIDList.add(_id);
        }
    }
    conn.disconnect();

    for (String id : groupIDList) {
        groupList.add(GroupDatabaseAdapter.getGroup(id));
    }

    return groupList;
}

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From source file:ext.services.network.TestNetworkUtils.java

/**
 * Test read post url disabled.//from w  ww  .ja v  a2s  .c  om
 * 
 *
 * @throws Exception the exception
 */
public void testReadPostURLDisabled() throws Exception {
    HttpURLConnection connection = NetworkUtils.getConnection(URL, null);
    assertNotNull(connection);
    connection.setDoOutput(true);
    Conf.setProperty(Const.CONF_NETWORK_NONE_INTERNET_ACCESS, "true");
    assertNull(NetworkUtils.readPostURL(connection, "post"));
    connection.disconnect();
}

---

From source file:com.orange.oidc.secproxy_service.HttpOpenidConnect.java

static String getHttpString(String url) {

    String result = null;/*from  w w  w .  j  a  v  a  2 s .co  m*/

    // build connection
    HttpURLConnection huc = getHUC(url);
    huc.setInstanceFollowRedirects(false);

    try {
        // try to establish connection 
        huc.connect();
        // get result
        int responseCode = huc.getResponseCode();
        Logd(TAG, "getHttpString response: " + responseCode);

        // if 200, read http body
        if (responseCode == 200) {
            InputStream is = huc.getInputStream();
            result = convertStreamToString(is);
            is.close();
        } else {
            // result = "response code: "+responseCode;
        }

        // close connection
        huc.disconnect();

    } catch (Exception e) {
        Log.e(TAG, "revokeSite FAILED");
        e.printStackTrace();
    }

    return result;
}

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From source file:BihuHttpUtil.java

/**
 * ??HTTPJSON?/*  w  w w.  ja v a2  s  .  c o  m*/
 * @param url
 * @param jsonStr
 */
public static String sendPostForJson(String url, String jsonStr) {
    StringBuffer sb = new StringBuffer("");
    try {
        //
        URL realUrl = new URL(url);
        HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
        connection.setDoOutput(true);
        connection.setDoInput(true);
        connection.setRequestMethod("POST");
        connection.setUseCaches(false);
        connection.setInstanceFollowRedirects(true);
        connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
        connection.connect();
        //POST
        DataOutputStream out = new DataOutputStream(connection.getOutputStream());
        out.write(jsonStr.getBytes("UTF-8"));//???
        out.flush();
        out.close();
        //??
        BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        String lines;
        while ((lines = reader.readLine()) != null) {
            lines = new String(lines.getBytes(), "utf-8");
            sb.append(lines);
        }
        reader.close();
        // 
        connection.disconnect();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return sb.toString();
}

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From source file:net.kervala.comicsreader.BrowseRemoteAlbumsTask.java

@Override
protected String doInBackground(String... params) {
    String error = null;/*w ww.j  ava  2 s  .com*/

    URL url = null;

    try {
        // open a stream on URL
        url = new URL(mUrl);
    } catch (MalformedURLException e) {
        error = e.toString();
        e.printStackTrace();
    }

    boolean retry = false;
    HttpURLConnection urlConnection = null;
    int resCode = 0;

    do {
        // create the new connection
        ComicsAuthenticator.sInstance.reset();

        if (urlConnection != null) {
            urlConnection.disconnect();
        }

        try {
            urlConnection = (HttpURLConnection) url.openConnection();
            urlConnection.setConnectTimeout(ComicsParameters.TIME_OUT);
            urlConnection.setReadTimeout(ComicsParameters.TIME_OUT);
            resCode = urlConnection.getResponseCode();
        } catch (EOFException e) {
            // under Android 4
            resCode = -1;
        } catch (IOException e) {
            e.printStackTrace();
        }

        Log.d("ComicsReader", "Rescode " + resCode);

        if (resCode < 0) {
            retry = true;
        } else if (resCode == 401) {
            ComicsAuthenticator.sInstance.setResult(false);

            // user pressed cancel
            if (!ComicsAuthenticator.sInstance.isValidated()) {
                return null;
            }

            retry = true;
        } else {
            retry = false;
        }
    } while (retry);

    if (resCode != HttpURLConnection.HTTP_OK) {
        ComicsAuthenticator.sInstance.setResult(false);

        // TODO: HTTP error occurred 
        return null;
    }

    final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
    InputStream is = null;

    try {
        // download the file
        is = new BufferedInputStream(urlConnection.getInputStream(), ComicsParameters.BUFFER_SIZE);

        int count = 0;
        byte data[] = new byte[ComicsParameters.BUFFER_SIZE];

        while ((count = is.read(data)) != -1) {
            bytes.write(data, 0, count);
        }

        ComicsAuthenticator.sInstance.setResult(true);
    } catch (IOException e) {
        error = e.toString();
        e.printStackTrace();
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        if (urlConnection != null) {
            urlConnection.disconnect();
        }
    }

    if (bytes != null) {
        final String text = new String(bytes.toByteArray());

        if (text.contains("<albums>")) {
            parseXml(text);
        } else if (text.contains("\"albums\":")) {
            parseJson(text);
        } else {
            Log.e("ComicsReader", "Error");
        }
    }

    return error;
}

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From source file:org.yawlfoundation.yawl.engine.interfce.Interface_Client.java

public String send(String urlStr, String data) throws IOException {
    HttpURLConnection connection = initPostConnection(urlStr);
    sendData(connection, data);//from   ww  w.ja v a 2 s. com
    String result = getReply(connection.getInputStream());
    connection.disconnect();

    return result;
}

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