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:de.uni.stuttgart.informatik.ToureNPlaner.Net.Handler.SyncCoreLoader.java

private long getLastModifiedOnServer() throws IOException {
    HttpURLConnection con = null;
    long result = new Date().getTime();
    try {/*w  w w.ja  v  a  2s. co  m*/
        URL url = new URL(coreURL + pathPrefix + corePrefix + coreLevel + coreSuffix);
        con = (HttpURLConnection) url.openConnection();

        con.setRequestMethod("HEAD");
        con.setDoInput(true);
        con.setAllowUserInteraction(false);
        result = con.getHeaderFieldDate("Last-Modified", result);
        Log.d(TAG, "Last modified is parsed " + new Date(result));

    } catch (MalformedURLException e) {
        e.printStackTrace();
        return result;
    } finally {
        if (con != null) {
            con.disconnect();
        }
    }
    return result;
}

From source file:com.edduarte.vokter.job.JobManager.java

private boolean sendResponse(final String clientUrl, final String input) {
    try {// ww  w  .  ja v  a 2  s  .co m
        URL targetUrl = new URL(clientUrl);

        HttpURLConnection httpConnection = (HttpURLConnection) targetUrl.openConnection();
        httpConnection.setDoOutput(true);
        httpConnection.setRequestMethod("POST");
        httpConnection.setRequestProperty("Content-Type", "application/json");

        OutputStream outputStream = httpConnection.getOutputStream();
        outputStream.write(input.getBytes());
        outputStream.flush();

        int responseCode = httpConnection.getResponseCode();
        httpConnection.disconnect();
        return responseCode == 200;

    } catch (IOException ex) {
        logger.error(ex.getMessage(), ex);
    }
    return false;
}

From source file:com.bleum.canton.loadpage.LoadPage.java

private void readContentFromGet(String url) throws IOException {
    HttpURLConnection connection = null;
    BufferedReader reader = null;
    try {/* w w  w .j  a  v  a  2 s . c  o m*/
        URL getUrl = new URL(url);
        connection = (HttpURLConnection) getUrl.openConnection();
        connection.setUseCaches(false);
        connection.setRequestProperty("Cache-Control", "no-cache");
        connection.connect();
        reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        while ((reader.readLine()) != null) {
            // System.out.println(lines);
        }
    } finally {
        IOUtils.closeQuietly(reader);
        if (connection != null) {
            connection.disconnect();
        }
    }
}

From source file:net.sf.okapi.filters.drupal.DrupalConnector.java

public boolean updateNode(Node node) {
    try {//from   ww w .ja va  2s  .  c  om
        URL url = new URL(host + String.format("rest/node/" + node.getNid()));
        HttpURLConnection conn = createConnection(url, "PUT", true);

        OutputStream os = conn.getOutputStream();
        os.write(node.toString().getBytes());
        os.flush();

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            System.out.println(conn.getResponseCode());
            System.out.println(conn.getResponseMessage());
            throw new RuntimeException("Operation failed: " + conn.getResponseCode());
        }

        conn.disconnect();
        return true;
    } catch (Throwable e) {
        throw new RuntimeException("Error in updateNode(): " + e.getMessage(), e);
    }
}

From source file:org.whispersystems.textsecure.internal.push.PushServiceSocket.java

private String makeRequest(String urlFragment, String method, String body)
        throws NonSuccessfulResponseCodeException, PushNetworkException {
    HttpURLConnection connection = makeBaseRequest(urlFragment, method, body);

    try {/*from ww w.java 2  s.  c om*/
        String response = Util.readFully(connection.getInputStream());
        connection.disconnect();

        return response;
    } catch (IOException ioe) {
        throw new PushNetworkException(ioe);
    }
}

From source file:net.sf.okapi.filters.drupal.DrupalConnector.java

public boolean postNode(Node node) {
    try {/*from  w ww.j a v  a 2 s.c o m*/
        URL url = new URL(host + String.format("rest/node"));
        HttpURLConnection conn = createConnection(url, "POST", true);

        OutputStream os = conn.getOutputStream();
        os.write(node.toString().getBytes());
        os.flush();

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            System.out.println(conn.getResponseCode());
            System.out.println(conn.getResponseMessage());
            throw new RuntimeException("Operation failed: " + conn.getResponseCode());
        }

        conn.disconnect();
        return true;
    } catch (Throwable e) {
        throw new RuntimeException("Error in postNode(): " + e.getMessage(), e);
    }
}

From source file:piuk.MyRemoteWallet.java

private static String fetchURL(String URL) throws Exception {

    if (URL.indexOf("?") > 0) {
        URL += "&api_code=" + getApiCode();
    } else {/*w  w w .j  av a 2s  . c  o  m*/
        URL += "?api_code=" + getApiCode();
    }

    URL url = new URL(URL);

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();

    try {
        connection.setRequestProperty("Accept", "application/json");
        connection.setRequestProperty("charset", "utf-8");
        connection.setRequestMethod("GET");

        connection.setConnectTimeout(180000);
        connection.setReadTimeout(180000);

        connection.setInstanceFollowRedirects(false);

        connection.connect();

        if (connection.getResponseCode() == 200)
            return IOUtils.toString(connection.getInputStream(), "UTF-8");
        else if (connection.getResponseCode() == 500)
            throw new Exception("Error From Server: " + IOUtils.toString(connection.getErrorStream(), "UTF-8"));
        else
            throw new Exception("Unknown response from server (" + connection.getResponseCode() + ") "
                    + IOUtils.toString(connection.getErrorStream(), "UTF-8"));

    } finally {
        connection.disconnect();
    }
}

From source file:eu.codeplumbers.cosi.api.tasks.DeleteDocumentTask.java

@Override
protected String doInBackground(Void... voids) {
    URL urlO = null;/*from ww  w.j  a  v a 2s.  c o m*/
    try {
        urlO = new URL(url + remoteId + "/");
        HttpURLConnection conn = (HttpURLConnection) urlO.openConnection();
        conn.setConnectTimeout(5000);
        conn.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
        conn.setRequestProperty("Authorization", authHeader);
        conn.setDoOutput(false);
        conn.setDoInput(true);

        conn.setRequestMethod("DELETE");

        // read the response
        InputStream in = new BufferedInputStream(conn.getInputStream());

        StringWriter writer = new StringWriter();
        IOUtils.copy(in, writer, "UTF-8");
        result = writer.toString();

        in.close();
        conn.disconnect();

    } catch (MalformedURLException e) {
        result = "error";
        e.printStackTrace();
        errorMessage = e.getLocalizedMessage();
    } catch (ProtocolException e) {
        result = "error";
        errorMessage = e.getLocalizedMessage();
        e.printStackTrace();
    } catch (IOException e) {
        result = "error";
        errorMessage = e.getLocalizedMessage();
        e.printStackTrace();
    }

    return result;
}

From source file:export.GarminUploader.java

private Status checkLogin() throws MalformedURLException, IOException, JSONException {
    HttpURLConnection conn = (HttpURLConnection) new URL(CHECK_URL).openConnection();
    addCookies(conn);//from w w w  .ja va  2  s. c  o  m
    {
        conn.connect();
        getCookies(conn);
        InputStream in = new BufferedInputStream(conn.getInputStream());
        JSONObject obj = parse(in);
        conn.disconnect();
        int responseCode = conn.getResponseCode();
        String amsg = conn.getResponseMessage();
        // Returns username(which is actually Displayname from profile) if
        // logged in
        if (obj.optString("username", "").length() > 0) {
            isConnected = true;
            return Uploader.Status.OK;
        } else {
            System.err.println("GarminUploader::connect() missing username, obj: " + obj.toString() + ", code: "
                    + responseCode + ", msg: " + amsg);
        }
        Status s = Status.NEED_AUTH;
        s.authMethod = Uploader.AuthMethod.USER_PASS;
        return s;
    }
}

From source file:com.ivanbratoev.festpal.datamodel.db.external.ExternalDatabaseHandler.java

private String getRemoteData(URL url, Map<String, String> parameters)
        throws ClientDoesNotHavePermissionException {
    try {//from   www  .j  a  v a  2  s .  c  om
        parameters.put(ExternalDatabaseDefinitions.PARAMETER_CLIENT, client);
        HttpURLConnection connection = setupConnection(url, parameters);
        connection.connect();
        String response = parseResponse(connection.getContent());
        connection.disconnect();
        return response;
    } catch (IOException ignore) {
        return null;
    }
}