Example usage for java.io DataOutputStream DataOutputStream

Introduction

In this page you can find the example usage for java.io DataOutputStream DataOutputStream.

Prototype

public DataOutputStream(OutputStream out) 

Source Link

Document

Creates a new data output stream to write data to the specified underlying output stream.

Usage

From source file:net.pms.util.OpenSubtitle.java

public static String postPage(URLConnection connection, String query) throws IOException {
    connection.setDoOutput(true);/*from  w  ww  . j  a v  a 2  s . c  o  m*/
    connection.setDoInput(true);
    connection.setUseCaches(false);
    connection.setDefaultUseCaches(false);
    connection.setRequestProperty("Content-Type", "text/xml");
    connection.setRequestProperty("Content-Length", "" + query.length());
    ((HttpURLConnection) connection).setRequestMethod("POST");
    //LOGGER.debug("opensub query "+query);
    // open up the output stream of the connection
    if (!StringUtils.isEmpty(query)) {
        try (DataOutputStream output = new DataOutputStream(connection.getOutputStream())) {
            output.writeBytes(query);
            output.flush();
        }
    }

    StringBuilder page;
    try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
        page = new StringBuilder();
        String str;
        while ((str = in.readLine()) != null) {
            page.append(str.trim());
            page.append("\n");
        }
    }
    //LOGGER.debug("opensubs result page "+page.toString());
    return page.toString();
}

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From source file:org.nd4j.linalg.api.test.NDArrayTests.java

@Test
public void testReadWrite() throws Exception {
    Nd4j.dtype = DataBuffer.FLOAT;
    INDArray write = Nd4j.linspace(1, 4, 4);
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    Nd4j.write(write, dos);/*from  w  w w .  ja v a  2s  . co m*/

    ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
    DataInputStream dis = new DataInputStream(bis);
    INDArray read = Nd4j.read(dis);
    assertEquals(write, read);

}

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From source file:com.skcraft.launcher.util.HttpRequest.java

/**
 * Execute the request.//w  w w .  jav  a2  s .co m
 * <p/>
 * After execution, {@link #close()} should be called.
 *
 * @return this object
 * @throws java.io.IOException on I/O error
 */
public HttpRequest execute() throws IOException {
    boolean successful = false;

    try {
        if (conn != null) {
            throw new IllegalArgumentException("Connection already executed");
        }

        conn = (HttpURLConnection) reformat(url).openConnection();
        conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Java) SKMCLauncher");

        if (body != null) {
            conn.setRequestProperty("Content-Type", contentType);
            conn.setRequestProperty("Content-Length", Integer.toString(body.length));
            conn.setDoInput(true);
        }

        for (Map.Entry<String, String> entry : headers.entrySet()) {
            conn.setRequestProperty(entry.getKey(), entry.getValue());
        }

        conn.setRequestMethod(method);
        conn.setUseCaches(false);
        conn.setDoOutput(true);
        conn.setReadTimeout(READ_TIMEOUT);

        conn.connect();

        if (body != null) {
            DataOutputStream out = new DataOutputStream(conn.getOutputStream());
            out.write(body);
            out.flush();
            out.close();
        }

        inputStream = conn.getResponseCode() == HttpURLConnection.HTTP_OK ? conn.getInputStream()
                : conn.getErrorStream();

        successful = true;
    } finally {
        if (!successful) {
            close();
        }
    }

    return this;
}

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From source file:com.example.gemswin.screancasttest.SenderAsyncTask.java

@Override
protected Void doInBackground(Void... params) {

    Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
    //String portget = MainActivity.portString;

    List<NameValuePair> params1 = new ArrayList<NameValuePair>();
    params1.add(new BasicNameValuePair("class", pref.getclass()));

    String url = "http://176.32.230.250/anshuli.com/ScreenCast/getIPs.php";

    json = jparser.makeHttpRequest(url, "POST", params1);

    try {//  w w w . j  a v  a2  s .co  m
        // Checking for SUCCESS TAG

        //forjson.clear();

        String heading = "";
        String message = "";
        //Toast.makeText(MainActivity.this, (CharSequence) json, 1).show();
        ipArray = new ArrayList<String>();

        JSONArray account = json.getJSONArray("IPs");
        for (int i = 0; i < account.length(); i++) {
            json = account.getJSONObject(i);

            String IpString = json.getString("IP");

            if (!IpString.equals("0.0.0.0"))
                ipArray.add(IpString);
            // forjson.add(Roll+"-"+ NAME);
            //categories_description.add(description);

        }

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

    int port = Integer.parseInt(pref.getSerialNo());

    java.net.Socket socket = null;

    //   ip.add("192.168.15.105");
    //   ip.add("192.168.15.103");
    int len = ipArray.size();
    /*   try {
    for(int i=0;i<ip.size();i++)
    socket[i] = new java.net.Socket(ip.get(i),port);
       //   socket1 = new java.net.Socket("192.168.15.105", port);
     // connect to server
       } catch (IOException e) {
    e.printStackTrace();
       }*/
    dataOut = new DataOutputStream[len];
    try {
        for (int i = 0; i < len; i++) {
            socket = new java.net.Socket(ipArray.get(i), port);
            dataOut[i] = new DataOutputStream(socket.getOutputStream());
        }

        //   dataOut1 = new DataOutputStream(socket1.getOutputStream());
    } catch (IOException e) {
        e.printStackTrace();
    }

    while (!isCancelled()) {

        VideoChunk chunk = null;
        try {
            //Log.d(LOG_TAG, "waiting for data to send");
            chunk = mVideoChunks.takeLast();
            //Log.d(LOG_TAG,"got data. writing to socket");
            int length = chunk.getData().length;
            for (int i = 0; i < ipArray.size(); i++) {

                dataOut[i].writeInt(length);
                dataOut[i].writeInt(chunk.getFlags());
                dataOut[i].writeLong(chunk.getTimeUs());
                dataOut[i].write(chunk.getData());
                dataOut[i].flush();

            }
        } catch (InterruptedException e) {
            e.printStackTrace();
            continue;
        } catch (IOException e) {
            e.printStackTrace();
        }

    }

    return null;
}

---

From source file:net.sf.jabref.logic.net.URLDownload.java

private URLConnection openConnection() throws IOException {
    URLConnection connection = source.openConnection();
    for (Map.Entry<String, String> entry : parameters.entrySet()) {
        connection.setRequestProperty(entry.getKey(), entry.getValue());
    }//from ww  w.  j  a  v a  2  s.  c  om
    if (!postData.isEmpty()) {
        connection.setDoOutput(true);
        try (DataOutputStream wr = new DataOutputStream(connection.getOutputStream())) {
            wr.writeBytes(postData);
        }

    }
    // this does network i/o: GET + read returned headers
    connection.connect();

    return connection;
}

---

From source file:net.sheehantech.cherry.ProtocolTest.java

private byte[] expected(byte command, byte[] token, byte[] payload) {
    ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
    DataOutputStream dataStream = new DataOutputStream(byteStream);
    try {//from   w  w  w  .java2s  .c  o  m
        dataStream.writeByte(command);
        dataStream.writeShort(token.length);
        dataStream.write(token);
        dataStream.writeShort(payload.length);
        dataStream.write(payload);
        return (byteStream.toByteArray());
    } catch (final IOException e) {
        throw new AssertionError();
    }
}

---

From source file:com.synapticpath.pisecure.modules.LogglyEventLoggerModule.java

private void logEvent(SystemEvent event) {

    try {/*from  www.  ja  v a 2  s  .co  m*/
        byte[] postData = event.toJson().getBytes(StandardCharsets.UTF_8);

        int postDataLength = postData.length;
        URL url = new URL(String.format(postRequestUrl, token, tag));

        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setInstanceFollowRedirects(false);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setRequestProperty("charset", "utf-8");
        conn.setRequestProperty("Content-Length", Integer.toString(postDataLength));
        conn.setUseCaches(false);
        try (DataOutputStream wr = new DataOutputStream(conn.getOutputStream())) {
            wr.write(postData);
        }

        if (conn.getResponseCode() == 200) {
            BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            StringBuilder response = new StringBuilder();
            String inputLine = null;
            while ((inputLine = in.readLine()) != null) {
                response.append(inputLine);
            }
            in.close();
        }

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

---

From source file:TaxSvc.TaxSvc.java

public CancelTaxResult CancelTax(CancelTaxRequest req) {

    //Create URL/*from   w w w . j  a  v  a  2s .c  om*/
    String taxget = svcURL + "/1.0/tax/cancel";
    URL url;
    HttpURLConnection conn;
    try {
        //Connect to URL with authorization header, request content.
        url = new URL(taxget);
        conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setUseCaches(false);
        conn.setAllowUserInteraction(false);

        String encoded = "Basic " + new String(Base64.encodeBase64((accountNum + ":" + license).getBytes())); //Create auth content
        conn.setRequestProperty("Authorization", encoded); //Add authorization header
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

        ObjectMapper mapper = new ObjectMapper();
        mapper.setSerializationInclusion(Include.NON_NULL); //Tells the serializer to only include those parameters that are not null
        String content = mapper.writeValueAsString(req);
        //System.out.println(content);         //Uncomment to see the content of the request object
        conn.setRequestProperty("Content-Length", Integer.toString(content.length()));

        DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
        wr.writeBytes(content);
        wr.flush();
        wr.close();

        conn.disconnect();

        if (conn.getResponseCode() != 200) //Note: tax/cancel will return a 200 response even if the document could not be cancelled. Special attention needs to be paid to the ResultCode.
        { //If we got a more serious error, print out the error message.
            CancelTaxResult res = mapper.readValue(conn.getErrorStream(), CancelTaxResult.class); //Deserialize response
            return res;
        } else {
            mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
            CancelTaxResponse res = mapper.readValue(conn.getInputStream(), CancelTaxResponse.class); //Deserialize response
            return res.CancelTaxResult;
        }

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

    }
}

---

From source file:MainFrame.HttpCommunicator.java

public void setCombos(JComboBox comboGroups, JComboBox comboDates, LessonTableModel tableModel)
        throws MalformedURLException, IOException {
    BufferedReader in = null;/*from   www .j  a v a 2 s .c o m*/
    if (SingleDataHolder.getInstance().isProxyActivated) {
        CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
        credentialsProvider.setCredentials(AuthScope.ANY, new UsernamePasswordCredentials(
                SingleDataHolder.getInstance().proxyLogin, SingleDataHolder.getInstance().proxyPassword));

        HttpClient client = HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider)
                .build();

        HttpHost proxy = new HttpHost(SingleDataHolder.getInstance().proxyIpAdress,
                SingleDataHolder.getInstance().proxyPort);

        RequestConfig config = RequestConfig.custom().setProxy(proxy).build();

        HttpPost post = new HttpPost(SingleDataHolder.getInstance().hostAdress + "index.php");
        post.setConfig(config);

        StringBody head = new StringBody(new JSONObject().toString(), ContentType.TEXT_PLAIN);

        MultipartEntityBuilder builder = MultipartEntityBuilder.create();
        builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);
        builder.addPart("apideskviewer.getAllLessons", head);

        HttpEntity entity = builder.build();
        post.setEntity(entity);
        ResponseHandler<String> responseHandler = new BasicResponseHandler();
        String response = client.execute(post, responseHandler);
        System.out.println("responseBody : " + response);

        InputStream stream = new ByteArrayInputStream(response.getBytes(StandardCharsets.UTF_8));

        in = new BufferedReader(new InputStreamReader(stream));
    } else {
        URL obj = new URL(SingleDataHolder.getInstance().hostAdress);
        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        //add reuqest header
        con.setRequestMethod("POST");
        con.setRequestProperty("User-Agent", USER_AGENT);
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        String urlParameters = "apideskviewer.getAllLessons={}";

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        System.out.println("\nSending 'POST' request to URL : " + SingleDataHolder.getInstance().hostAdress);
        System.out.println("Post parameters : " + urlParameters);
        System.out.println("Response Code : " + responseCode);

        in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    }

    JSONParser parser = new JSONParser();
    try {
        Object parsedResponse = parser.parse(in);

        JSONObject jsonParsedResponse = (JSONObject) parsedResponse;

        for (int i = 0; i < jsonParsedResponse.size(); i++) {
            String s = (String) jsonParsedResponse.get(String.valueOf(i));
            String[] splittedPath = s.split("/");
            DateFormat DF = new SimpleDateFormat("yyyyMMdd");
            Date d = DF.parse(splittedPath[1].replaceAll(".bin", ""));
            Lesson lesson = new Lesson(splittedPath[0], d, false);
            String group = splittedPath[0];
            String date = new SimpleDateFormat("dd.MM.yyyy").format(d);

            if (((DefaultComboBoxModel) comboGroups.getModel()).getIndexOf(group) == -1) {
                comboGroups.addItem(group);
            }
            if (((DefaultComboBoxModel) comboDates.getModel()).getIndexOf(date) == -1) {
                comboDates.addItem(date);
            }
            tableModel.addLesson(lesson);
        }
    } catch (Exception ex) {
    }
}

---

From source file:com.microsoft.speech.tts.Authentication.java

private void HttpPost(String AccessTokenUri, String apiKey) {
    InputStream inSt = null;//  ww  w.  ja  va 2  s . c  o m
    HttpsURLConnection webRequest = null;

    this.accessToken = null;
    //Prepare OAuth request
    try {
        URL url = new URL(AccessTokenUri);
        webRequest = (HttpsURLConnection) url.openConnection();
        webRequest.setDoInput(true);
        webRequest.setDoOutput(true);
        webRequest.setConnectTimeout(5000);
        webRequest.setReadTimeout(5000);
        webRequest.setRequestProperty("Ocp-Apim-Subscription-Key", apiKey);
        webRequest.setRequestMethod("POST");

        String request = "";
        byte[] bytes = request.getBytes();
        webRequest.setRequestProperty("content-length", String.valueOf(bytes.length));
        webRequest.connect();

        DataOutputStream dop = new DataOutputStream(webRequest.getOutputStream());
        dop.write(bytes);
        dop.flush();
        dop.close();

        inSt = webRequest.getInputStream();
        InputStreamReader in = new InputStreamReader(inSt);
        BufferedReader bufferedReader = new BufferedReader(in);
        StringBuffer strBuffer = new StringBuffer();
        String line = null;
        while ((line = bufferedReader.readLine()) != null) {
            strBuffer.append(line);
        }

        bufferedReader.close();
        in.close();
        inSt.close();
        webRequest.disconnect();

        this.accessToken = strBuffer.toString();

    } catch (Exception e) {
        Log.e(LOG_TAG, "Exception error", e);
    }
}

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