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:com.cyphermessenger.client.SyncRequest.java

private static JsonNode pullUpdate(CypherSession session, CypherUser contact, String action, Boolean since,
        Long time) throws IOException, APIErrorException {
    String timeBoundary = "since";
    if (since != null && since == UNTIL) {
        timeBoundary = "until";
    }//from   w w w.j a  v a 2s.  co m
    HashMap<String, String> pairs = new HashMap<>(3);
    pairs.put("action", action);
    if (contact != null) {
        pairs.put("contactID", contact.getUserID().toString());
    }
    if (time != null) {
        pairs.put(timeBoundary, time.toString());
    }
    HttpURLConnection conn = doRequest("pull", session, pairs);
    if (conn.getResponseCode() != 200) {
        throw new IOException("Server error");
    }

    InputStream in = conn.getInputStream();
    JsonNode node = MAPPER.readTree(in);
    conn.disconnect();
    int statusCode = node.get("status").asInt();
    if (statusCode == StatusCode.OK) {
        return node;
    } else {
        throw new APIErrorException(statusCode);
    }
}

From source file:com.infosupport.service.LPRServiceCaller.java

public static JSONObject doGet(String urlString) {
    String json = null;//from   w ww  . ja  v  a 2  s. c o m
    try {
        URL url = new URL(urlString);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept", "application/json");

        if (conn.getResponseCode() != 200) {
            throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
        }

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

        String output;
        while ((output = br.readLine()) != null) {
            json = output;
            System.out.println(json + "from doGet");
        }
        conn.disconnect();
    } catch (IOException e) {
        Log.w(TAG, "IOException, waarschijnlijk geen internet connectie aanwezig...");
    }
    JSONObject jsonObject = null;
    try {
        jsonObject = new JSONObject(json);
    } catch (JSONException e) {
        Log.e(TAG, "Kon geen JsonObject maken van het response");
    }
    return jsonObject;
}

From source file:com.cyphermessenger.client.SyncRequest.java

public static void sendMessage(CypherSession session, CypherUser contactUser, CypherMessage message)
        throws IOException, APIErrorException {
    CypherUser user = session.getUser();
    byte[] timestampBytes = Utils.longToBytes(message.getTimestamp());
    int messageIDLong = message.getMessageID();
    Encrypt encryptionCtx = new Encrypt(user.getKey().getSharedSecret(contactUser.getKey()));
    encryptionCtx.updateAuthenticatedData(Utils.longToBytes(messageIDLong));
    encryptionCtx.updateAuthenticatedData(timestampBytes);
    byte[] payload;
    try {/*from   ww  w  .  j ava  2s . c  o  m*/
        payload = encryptionCtx.process(message.getText().getBytes());
    } catch (InvalidCipherTextException e) {
        throw new RuntimeException(e);
    }
    HashMap<String, String> pairs = new HashMap<>(6);
    pairs.put("payload", Utils.BASE64_URL.encode(payload));
    pairs.put("contactID", contactUser.getUserID() + "");
    pairs.put("messageID", messageIDLong + "");
    pairs.put("messageTimestamp", message.getTimestamp() + "");
    pairs.put("userKeyTimestamp", session.getUser().getKeyTime() + "");
    pairs.put("contactKeyTimestamp", contactUser.getKeyTime() + "");

    HttpURLConnection conn = doRequest("message", session, pairs);
    if (conn.getResponseCode() != 200) {
        throw new IOException("Server error");
    }

    InputStream in = conn.getInputStream();
    JsonNode node = MAPPER.readTree(in);
    conn.disconnect();
    int statusCode = node.get("status").asInt();
    if (statusCode != StatusCode.OK) {
        throw new APIErrorException(statusCode);
    }
}

From source file:HttpUtil.java

public static boolean hasURLContentChanged(String url, long fromtime) {
    URL Url;//ww w . j  a  v  a 2 s  .c om
    HttpURLConnection httpconn = null;
    long modtime;
    boolean contentChanged = false;
    try {
        Url = new URL(url);
        httpconn = (HttpURLConnection) Url.openConnection();
        modtime = httpconn.getLastModified();
        if ((modtime > fromtime) || (modtime <= 0)) {
            System.out.println("*** Old Link time:" + new Date(fromtime).toString() + " New link time:"
                    + new Date(modtime).toString());
            contentChanged = true;
        }
    } catch (Exception e) {
        contentChanged = true; // assume content has changed
    }
    if (httpconn != null)
        httpconn.disconnect();
    return contentChanged;
}

From source file:com.cyphermessenger.client.SyncRequest.java

public static CypherUser registerUser(String username, String password, String captchaValue, Captcha captcha)
        throws IOException, APIErrorException {
    if (!captcha.verify(captchaValue)) {
        throw new APIErrorException(StatusCode.CAPTCHA_INVALID);
    }/*from   ww  w  .  j  a  v  a 2 s. c o  m*/
    username = username.toLowerCase();
    captchaValue = captchaValue.toLowerCase();
    byte[] serverPassword = Utils.cryptPassword(password.getBytes(), username);
    byte[] localPassword = Utils.sha256(password);
    String serverPasswordEncoded = Utils.BASE64_URL.encode(serverPassword);
    ECKey key = new ECKey();
    byte[] publicKey = key.getPublicKey();
    byte[] privateKey = key.getPrivateKey();
    try {
        privateKey = Encrypt.process(localPassword, privateKey);
    } catch (InvalidCipherTextException ex) {
        throw new RuntimeException(ex);
    }
    String[] keys = new String[] { "captchaToken", "captchaValue", "username", "password", "publicKey",
            "privateKey" };
    String[] vals = new String[] { captcha.captchaToken, captchaValue, username, serverPasswordEncoded,
            Utils.BASE64_URL.encode(publicKey), Utils.BASE64_URL.encode(privateKey) };
    HttpURLConnection conn = doRequest("register", null, keys, vals);

    if (conn.getResponseCode() != 200) {
        throw new IOException("Server error");
    }
    InputStream in = conn.getInputStream();
    JsonNode node = MAPPER.readTree(in);
    conn.disconnect();
    int statusCode = node.get("status").asInt();
    if (statusCode == StatusCode.OK) {
        long userID = node.get("userID").asLong();
        long keyTime = node.get("timestamp").asLong();
        key.setTime(keyTime);
        return new CypherUser(username, localPassword, serverPassword, userID, key, keyTime);
    } else {
        throw new APIErrorException(statusCode);
    }
}

From source file:com.wx.kernel.util.HttpKit.java

/**
 * Send POST request/*from   ww w . j  a  v a2 s  .com*/
 */
public static String post(String url, Map<String, String> queryParas, String data,
        Map<String, String> headers) {
    HttpURLConnection conn = null;
    try {
        conn = getHttpConnection(buildUrlWithQueryString(url, queryParas), POST, headers);
        conn.connect();

        OutputStream out = conn.getOutputStream();
        out.write(data.getBytes(CHARSET));
        out.flush();
        out.close();

        return readResponseString(conn);
    } catch (Exception e) {
        throw new RuntimeException(e);
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

From source file:com.vinexs.tool.NetworkManager.java

public static void haveInternet(Context context, final OnInternetResponseListener listener) {
    if (!haveNetwork(context)) {
        listener.onResponsed(false);/*ww  w . j  a  v a  2s.c  o m*/
        return;
    }
    Log.d("Network", "Check internet is reachable ...");
    new AsyncTask<Void, Integer, Boolean>() {
        @Override
        protected Boolean doInBackground(Void... params) {
            try {
                InetAddress ipAddr = InetAddress.getByName("google.com");
                if (ipAddr.toString().equals("")) {
                    throw new Exception("Cannot resolve host name, no internet behind network.");
                }
                HttpURLConnection conn = (HttpURLConnection) new URL("http://google.com/").openConnection();
                conn.setInstanceFollowRedirects(false);
                conn.setConnectTimeout(3500);
                conn.setDoInput(true);
                conn.setDoOutput(true);
                conn.setRequestMethod("POST");
                DataOutputStream postOutputStream = new DataOutputStream(conn.getOutputStream());
                postOutputStream.write('\n');
                postOutputStream.close();
                conn.disconnect();
                Log.d("Network", "Internet is reachable.");
                return true;
            } catch (Exception e) {
                e.printStackTrace();
            }
            Log.d("Network", "Internet is unreachable.");
            return false;
        }

        @Override
        protected void onPostExecute(Boolean result) {
            listener.onResponsed(result);
        }
    }.execute();
}

From source file:loadTest.loadTestLib.LUtil.java

public static boolean startDockerBuild() throws IOException, InterruptedException {
    if (useDocker) {
        if (runInDockerCluster) {

            HashMap<String, Integer> dockerNodes = getDockerNodes();
            String dockerTar = LUtil.class.getClassLoader().getResource("docker/loadTest.tar").toString()
                    .substring(5);//from w w w .ja  v a 2 s  .co m
            ExecutorService exec = Executors.newFixedThreadPool(dockerNodes.size());

            dockerError = false;
            doneDockers = 0;

            for (Entry<String, Integer> entry : dockerNodes.entrySet()) {
                exec.submit(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            String url = entry.getKey() + "/images/vauvenal5/loadtest";
                            URL obj = new URL(url);
                            HttpURLConnection con = (HttpURLConnection) obj.openConnection();
                            con.setRequestMethod("DELETE");
                            con.setRequestProperty("force", "true");
                            int responseCode = con.getResponseCode();
                            con.disconnect();

                            url = entry.getKey()
                                    + "/build?t=vauvenal5/loadtest&dockerfile=./loadTest/Dockerfile";
                            obj = new URL(url);
                            con = (HttpURLConnection) obj.openConnection();
                            con.setRequestMethod("POST");
                            con.setRequestProperty("Content-type", "application/tar");
                            con.setDoOutput(true);
                            File file = new File(dockerTar);
                            FileInputStream fileStr = new FileInputStream(file);
                            byte[] b = new byte[(int) file.length()];
                            fileStr.read(b);
                            con.getOutputStream().write(b);
                            con.getOutputStream().flush();
                            con.getOutputStream().close();

                            responseCode = con.getResponseCode();

                            if (responseCode != 200) {
                                dockerError = true;
                            }

                            String msg = "";

                            do {
                                Thread.sleep(5000);
                                msg = "";
                                url = entry.getKey() + "/images/json";
                                obj = new URL(url);
                                HttpURLConnection con2 = (HttpURLConnection) obj.openConnection();
                                con2.setRequestMethod("GET");
                                responseCode = con2.getResponseCode();

                                BufferedReader in = new BufferedReader(
                                        new InputStreamReader(con2.getInputStream()));
                                String line = null;

                                while ((line = in.readLine()) != null) {
                                    msg += line;
                                }

                                con2.disconnect();
                            } while (!msg.contains("vauvenal5/loadtest"));

                            con.disconnect();
                            doneDockers++;
                        } catch (MalformedURLException ex) {
                            dockerError = true;
                        } catch (FileNotFoundException ex) {
                            dockerError = true;
                        } catch (IOException ex) {
                            dockerError = true;
                        } catch (InterruptedException ex) {
                            dockerError = true;
                        }
                    }
                });
            }

            while (doneDockers < dockerNodes.size()) {
                Thread.sleep(5000);
            }

            return !dockerError;
        }

        //get the path and substring the 'file:' from the URI
        String dockerfile = LUtil.class.getClassLoader().getResource("docker/loadTest").toString().substring(5);

        ProcessBuilder processBuilder = new ProcessBuilder("docker", "rmi", "-f", "vauvenal5/loadtest");
        processBuilder.redirectOutput(ProcessBuilder.Redirect.INHERIT);
        Process docker = processBuilder.start();

        docker.waitFor();

        processBuilder = new ProcessBuilder("docker", "build", "-t", "vauvenal5/loadtest", dockerfile);
        processBuilder.redirectOutput(ProcessBuilder.Redirect.INHERIT);
        Process proc = processBuilder.start();
        return proc.waitFor() == 0;
    }
    return true;
}

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

protected static String readHttpResponse(HttpURLConnection httpConnection)
        throws OpenTSDBException, IOException {
    String result = "";
    int responseCode = httpConnection.getResponseCode();

    if (responseCode == 200) {
        result = readHTTPConnection(httpConnection);
    } else if (responseCode == 204) {
        result = String.valueOf(responseCode);
    } else {/*  ww  w  .j a  va2  s.c  o  m*/
        throw new OpenTSDBException(responseCode, httpConnection.getURL().toString(), "");
    }
    httpConnection.disconnect();

    return result;
}

From source file:org.pixmob.fm2.util.HttpUtils.java

/**
 * Download a file.//from   ww w  . j  a v  a  2 s  . com
 */
public static void downloadToFile(Context context, String uri, Set<String> cookies, File outputFile)
        throws IOException {
    final HttpURLConnection conn = newRequest(context, uri, cookies);
    try {
        conn.connect();

        final int sc = conn.getResponseCode();
        if (sc != HttpURLConnection.HTTP_OK) {
            throw new IOException("Cannot download file: " + uri + "; statusCode=" + sc);
        }

        final InputStream input = getInputStream(conn);
        IOUtils.writeToFile(input, outputFile);
    } finally {
        conn.disconnect();
    }
}