Example usage for java.io DataInputStream DataInputStream

List of usage examples for java.io DataInputStream DataInputStream

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Introduction

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

Prototype

public DataInputStream(InputStream in)

Source Link

Document

Creates a DataInputStream that uses the specified underlying InputStream.

Usage

From source file:jdroidremote.ServerFrame.java

public void initEventDriven() {
    jbtRunServer.addActionListener(new ActionListener() {
        @Override//from ww  w  .j  a v a  2  s.  c o m
        public void actionPerformed(ActionEvent e) {
            new Thread(new Runnable() {
                @Override
                public void run() {
                    try {
                        serverSocket = new ServerSocket(5005);
                        System.out.println("Server is running...");
                        clientSocket = serverSocket.accept();
                        dis = new DataInputStream(clientSocket.getInputStream());
                        dos = new DataOutputStream(clientSocket.getOutputStream());
                        System.out.println(
                                "some device connected us from address: " + clientSocket.getInetAddress());

                        thReceiveMouseCoords.start();
                        thStartMonitoring.start();

                    } catch (IOException ex) {
                        Logger.getLogger(ServerFrame.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            }).start();

            thReceiveMouseCoords = new Thread(new Runnable() {
                @Override
                public void run() {

                    System.out.println("START RECEIVING COORDS.............");

                    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
                    double width = screenSize.getWidth();
                    double height = screenSize.getHeight();

                    while (1 == 1) {
                        try {
                            String receivedStr = dis.readUTF();

                            if (receivedStr.contains("left_click")) {
                                robot.mousePress(KeyEvent.BUTTON1_DOWN_MASK);
                                robot.mouseRelease(KeyEvent.BUTTON1_DOWN_MASK);
                            } else if (receivedStr.contains("right_click")) {
                                robot.mousePress(KeyEvent.BUTTON3_DOWN_MASK);
                                robot.mouseRelease(KeyEvent.BUTTON3_DOWN_MASK);
                            } else if (receivedStr.contains("coords")) {
                                System.out.println(receivedStr);
                                String[] mouseCoords = receivedStr.split(":");

                                int x = (int) (Integer.parseInt(mouseCoords[0]) * width / 100);
                                int y = (int) (Integer.parseInt(mouseCoords[1]) * height / 100);

                                robot.mouseMove(x, y);
                            } else {
                                String[] dataArr = receivedStr.split("-");

                                typeCharacter(dataArr[1]);
                            }
                        } catch (IOException ex) {
                            Logger.getLogger(ServerFrame.class.getName()).log(Level.SEVERE, null, ex);
                        }
                    }
                }
            });
        }
    });
}

From source file:com.aliyun.openservices.tablestore.hadoop.MultiCriteria.java

public static MultiCriteria deserialize(String in) {
    byte[] buf = Base64.decodeBase64(in);
    ByteArrayInputStream is = new ByteArrayInputStream(buf);
    DataInputStream din = new DataInputStream(is);
    try {//from w  w w .  j  av a  2 s. c  o  m
        return read(din);
    } catch (IOException ex) {
        return null;
    }
}

From source file:net.jradius.webservice.WebServiceListener.java

public JRadiusEvent parseRequest(ListenerRequest listenerRequest, ByteBuffer byteBuffer,
        InputStream inputStream) throws IOException, WebServiceException {
    DataInputStream reader = new DataInputStream(inputStream);
    WebServiceRequest request = new WebServiceRequest();

    String line = null;//from  www  .  java  2s  .com

    try {
        line = reader.readLine();
    } catch (SocketException e) {
        return null;
    }

    if (line == null)
        throw new WebServiceException("Invalid relay request");

    StringTokenizer tokens = new StringTokenizer(line);
    String method = tokens.nextToken();
    String uri = tokens.nextToken();
    String httpVersion = tokens.nextToken();

    if ("GET".equals(method))
        request.setMethod(WebServiceRequest.GET);
    else if ("POST".equals(method))
        request.setMethod(WebServiceRequest.POST);
    else if ("PUT".equals(method))
        request.setMethod(WebServiceRequest.PUT);
    else
        throw new WebServiceException("Does not handle HTTP request method: " + method);

    request.setHttpVersion(httpVersion);

    try {
        request.setUri(new URI(uri));
    } catch (URISyntaxException e) {
        throw new WebServiceException(e.getMessage());
    }

    Map<String, String> headers = getHeaders(reader);
    request.setHeaderMap(headers);

    String clen = headers.get("content-length");
    if (clen != null) {
        request.setContent(getContent(reader, Integer.parseInt(clen)));
    }

    return request;
}

From source file:edu.cornell.med.icb.goby.alignments.perms.PermutationReader.java

public PermutationReader(String basename) throws IOException {
    this.basename = AlignmentReaderImpl.getBasename(basename);
    FastBufferedInputStream inputStream = null;
    final String filename = basename + ".perm";

    try {/*  www  .  j  a va 2  s.  c  o  m*/

        inputStream = new FastBufferedInputStream(new FileInputStream(filename));
        dataInput = new DataInputStream(inputStream);
        input = inputStream;
        makeIndex(inputStream);
    } catch (FileNotFoundException e) {
        final String error = String.format(
                "A permutation file called %s could not be found, but is required to reconstruct original query indices to complete this task.",
                filename);
        LOG.error(error, e);
        inputStream = null;
        assert inputStream != null : error;
    }

}

From source file:dmsl.smartbill.GoogleShoppingAPIHelperClass.java

/**
 * Sends an HTTP request to Google API for Shopping and retrieves a JSON
 * String of a product, based on the barcode number given in the search
 * criteria./* w w  w. j ava  2 s . c o  m*/
 * 
 * @param barcodeContents
 *            The product's barcode which we use to find that product.
 * @return The JSON String that holds information about the product.
 */
private String getJsonStringFromGoogleShopping(String barcodeContents) {
    URL u;
    InputStream is = null;
    DataInputStream dis = null;
    String s;
    StringBuilder sb = new StringBuilder();
    String jsonString = null;
    try {
        u = new URL("https://www.googleapis.com/shopping/search/v1/public/products?key=" + SHOPPING_API_KEY
                + "&country=US&restrictBy=gtin:" + barcodeContents + "&startIndex=1&maxResults=1");
        is = u.openStream();
        dis = new DataInputStream(new BufferedInputStream(is));
        while ((s = dis.readLine()) != null) {
            sb = sb.append(s + "\n");
        }
    } catch (MalformedURLException mue) {
        mue.printStackTrace();
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (IOException ioe) {
                ioe.printStackTrace();
            }
        }
    }

    jsonString = sb.toString();
    return jsonString;
}

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

public static String computeHash(InputStream stream, long length) throws IOException {
    int chunkSizeForFile = (int) Math.min(HASH_CHUNK_SIZE, length);

    // Buffer that will contain the head and the tail chunk, chunks will overlap if length is smaller than two chunks
    byte[] chunkBytes = new byte[(int) Math.min(2 * HASH_CHUNK_SIZE, length)];
    long head;/*from  w w w .  ja  va2 s. c  o m*/
    long tail;
    try (DataInputStream in = new DataInputStream(stream)) {
        // First chunk
        in.readFully(chunkBytes, 0, chunkSizeForFile);

        long position = chunkSizeForFile;
        long tailChunkPosition = length - chunkSizeForFile;

        // Seek to position of the tail chunk, or not at all if length is smaller than two chunks
        while (position < tailChunkPosition && (position += in.skip(tailChunkPosition - position)) >= 0)
            ;

        // Second chunk, or the rest of the data if length is smaller than two chunks
        in.readFully(chunkBytes, chunkSizeForFile, chunkBytes.length - chunkSizeForFile);

        head = computeHashForChunk(ByteBuffer.wrap(chunkBytes, 0, chunkSizeForFile));
        tail = computeHashForChunk(
                ByteBuffer.wrap(chunkBytes, chunkBytes.length - chunkSizeForFile, chunkSizeForFile));
    }
    return String.format("%016x", length + head + tail);
}

From source file:edu.indiana.d2i.htrc.io.index.lucene.LuceneIDFormat.java

@Override
public List<InputSplit> getSplits(JobContext job) throws IOException {
    int numIdsInSplit = job.getConfiguration().getInt(HTRCConstants.MAX_IDNUM_SPLIT, (int) 1e6);

    String line = null;// w  w  w  .  j  av  a2 s . co  m
    IDInputSplit split = new IDInputSplit();
    List<InputSplit> splits = new ArrayList<InputSplit>();
    Path[] dirs = getInputPaths(job);

    try {
        for (int i = 0; i < dirs.length; i++) {
            FileSystem fs = dirs[i].getFileSystem(job.getConfiguration());
            DataInputStream fsinput = new DataInputStream(fs.open(dirs[i]));
            BufferedReader reader = new BufferedReader(new InputStreamReader(fsinput));
            while ((line = reader.readLine()) != null) {
                split.addID(line);
                if (split.getLength() >= numIdsInSplit) {
                    splits.add(split);
                    split = new IDInputSplit();
                }
            }
            reader.close();
        }
        if (split != null && split.getLength() != 0)
            splits.add(split);
    } catch (InterruptedException e) {
        logger.error(e);
    }

    logger.info("#Splits " + splits.size());
    return splits;
}

From source file:com.intuit.tank.harness.functions.CSVReader.java

private void readCSV(String fileName) {

    DataInputStream in = null;/*from w  ww  . j  a  va 2 s . c  o m*/
    try {
        lines = new ArrayList<String[]>();
        // Open the file that is the first
        // command line parameter
        String datafileDir = "src/test/resources";
        try {
            datafileDir = APITestHarness.getInstance().getTankConfig().getAgentConfig()
                    .getAgentDataFileStorageDir();
        } catch (Exception e) {
            logger.warn("Cannot read config. Using datafileDir of " + datafileDir);
        }
        File csvFile = new File(datafileDir, fileName);
        logger.debug(LogUtil.getLogMessage("READING CSV FILE: " + csvFile.getAbsolutePath()));
        FileInputStream fstream = new FileInputStream(csvFile);
        // Get the object of DataInputStream
        in = new DataInputStream(fstream);
        BufferedReader br = new BufferedReader(new InputStreamReader(in));

        String strLine;
        // Read File Line By Line
        while ((strLine = br.readLine()) != null) {
            lines.add(strLine.split(","));
        }
        logger.debug(LogUtil
                .getLogMessage("CSV file " + csvFile.getAbsolutePath() + " has " + lines.size() + " lines."));

    } catch (Exception e) {// Catch exception if any
        logger.error(LogUtil.getLogMessage("Error reading CSV file: " + e.toString()), e);
    } finally {
        // Close the input stream
        IOUtils.closeQuietly(in);
    }

}

From source file:com.knewton.mapreduce.io.StudentEventWritableTest.java

@Test
public void testSerialization() throws DecoderException, TException, IOException {
    byte[] studentEventDataBytes = Hex.decodeHex(eventDataString.toCharArray());
    StudentEventData studentEventData = new StudentEventData();
    deserializer.deserialize(studentEventData, studentEventDataBytes);
    StudentEvent studentEvent = new StudentEvent(1, studentEventData);
    StudentEventWritable sew = new StudentEventWritable(studentEvent, 10L);

    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    DataOutputStream dout = new DataOutputStream(byteArrayOutputStream);
    sew.write(dout);/*  w ww  .  j a va 2 s .c  o m*/

    StudentEventWritable deserializedWritable = new StudentEventWritable();
    InputStream is = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
    DataInputStream dis = new DataInputStream(is);
    deserializedWritable.readFields(dis);
    assertEquals(sew.getStudentEvent(), deserializedWritable.getStudentEvent());
    assertEquals(sew.getTimestamp(), deserializedWritable.getTimestamp());
}

From source file:com.karpenstein.signalmon.NetConnHandler.java

@Override
public void run() {

    server.addListener(this);

    String line;/*from ww w . j a v  a 2 s  .com*/
    try {
        Log.d("NetConnHandler", "about to create input and output streams");
        // Get input from the client
        DataInputStream in = new DataInputStream(sock.getInputStream());
        PrintStream out = new PrintStream(sock.getOutputStream());

        Log.d("NetConnHandler", "about to start looping");
        while ((line = in.readLine()) != null && line.equals("G")) {
            if (stateChanged) {
                stateChanged = false;
                out.println(state.toString());
            } else
                out.println(nullObj);
        }

        sock.close();
    } catch (IOException ioe) {
        Log.e("SignalMonitor.NetConnHandler", "IOException on socket r/w: " + ioe, ioe);
    }

}