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:com.cloudera.impala.security.DelegationTokenTest.java

@Test
public void TestStartSecretManager() throws IOException {
    DelegationTokenSecretManager mgr = new DelegationTokenSecretManager(0, 60 * 60 * 1000, 60 * 60 * 1000, 0);
    mgr.startThreads();//w w w . j av a  2 s. c  om

    String userName = UserGroupInformation.getCurrentUser().getUserName();

    // Create a token for user.
    String tokenStrForm = mgr.getDelegationToken(userName);
    Token<DelegationTokenIdentifier> t = new Token<DelegationTokenIdentifier>();
    t.decodeFromUrlString(tokenStrForm);

    // Check the token contains the proper username.
    DelegationTokenIdentifier d = new DelegationTokenIdentifier();
    d.readFields(new DataInputStream(new ByteArrayInputStream(t.getIdentifier())));
    assertTrue("Usernames don't match", userName.equals(d.getUser().getShortUserName()));
    assertEquals(d.getSequenceNumber(), 1);

    byte[] password = mgr.retrievePassword(d);
    assertEquals(password.length, t.getPassword().length);
    for (int i = 0; i < t.getPassword().length; ++i) {
        assertEquals(t.getPassword()[i], password[i]);
    }

    mgr.stopThreads();
}

From source file:com.csc.fi.ioapi.utils.JerseyJsonLDClient.java

public static Boolean readBooleanFromURL(String url) {
    try {//from   w w  w  .j a va  2  s.c o m

        Client client = ClientBuilder.newClient();
        WebTarget target = client.target(url);
        Response response = target.request("application/json").get();

        if (response.getStatusInfo().getFamily() != Response.Status.Family.SUCCESSFUL) {
            logger.info("Failed to read boolean from: " + url + " " + response.getStatus());
            return Boolean.FALSE;
        }

        DataInputStream dis = new DataInputStream(response.readEntity(InputStream.class));
        return new Boolean(dis.readBoolean());

    } catch (Exception ex) {
        logger.info("Failed in reading boolean from URL ... returning false");
        return Boolean.FALSE;
    }
}

From source file:com.bigdata.dastor.streaming.StreamInitiateVerbHandler.java

public void doVerb(Message message) {
    byte[] body = message.getMessageBody();
    ByteArrayInputStream bufIn = new ByteArrayInputStream(body);
    if (logger.isDebugEnabled())
        logger.debug(String.format("StreamInitiateVerbeHandler.doVerb %s %s %s", message.getVerb(),
                message.getMessageId(), message.getMessageType()));

    try {//from  ww w .  java2  s. c  om
        StreamInitiateMessage biMsg = StreamInitiateMessage.serializer()
                .deserialize(new DataInputStream(bufIn));
        PendingFile[] pendingFiles = biMsg.getStreamContext();

        if (pendingFiles.length == 0) {
            if (logger.isDebugEnabled())
                logger.debug("no data needed from " + message.getFrom());
            if (StorageService.instance.isBootstrapMode())
                StorageService.instance.removeBootstrapSource(message.getFrom(),
                        new String(message.getHeader(StreamOut.TABLE_NAME)));
            return;
        }

        Map<String, String> fileNames = getNewNames(pendingFiles);
        Map<String, String> pathNames = new HashMap<String, String>();
        for (String ssName : fileNames.keySet())
            pathNames.put(ssName, DatabaseDescriptor.getNextAvailableDataLocation());
        /*
         * For each of stream context's in the incoming message
         * generate the new file names and store the new file names
         * in the StreamContextManager.
        */
        for (PendingFile pendingFile : pendingFiles) {
            CompletedFileStatus streamStatus = new CompletedFileStatus(pendingFile.getTargetFile(),
                    pendingFile.getExpectedBytes());
            String file = getNewFileNameFromOldContextAndNames(fileNames, pathNames, pendingFile);

            if (logger.isDebugEnabled())
                logger.debug("Received Data from  : " + message.getFrom() + " " + pendingFile.getTargetFile()
                        + " " + file);
            pendingFile.setTargetFile(file);
            addStreamContext(message.getFrom(), pendingFile, streamStatus);
        }

        StreamInManager.registerStreamCompletionHandler(message.getFrom(), new StreamCompletionHandler());
        if (logger.isDebugEnabled())
            logger.debug("Sending a stream initiate done message ...");
        Message doneMessage = new Message(FBUtilities.getLocalAddress(), "",
                StorageService.Verb.STREAM_INITIATE_DONE, new byte[0]);
        MessagingService.instance.sendOneWay(doneMessage, message.getFrom());
    } catch (IOException ex) {
        throw new IOError(ex);
    }
}

From source file:com.alibaba.dragoon.common.protocol.transport.socket.SocketSessionImpl.java

public SocketSessionImpl(Socket socket, AtomicLong receivedBytes, AtomicLong receivedMessages,
        AtomicLong sentBytes, AtomicLong sentMessages) {
    super();//from  w  w  w .  jav  a 2  s .co m
    this.socket = socket;
    state = State.Established;

    this.receivedBytes = receivedBytes;
    this.receivedMessages = receivedMessages;
    this.sentBytes = sentBytes;
    this.sentMessages = sentMessages;

    try {
        dataInput = new DataInputStream(socket.getInputStream());
        writer = new DataOutputStream(socket.getOutputStream());
    } catch (UnsupportedEncodingException e) {
        throw new IllegalStateException(e.getMessage(), e);
    } catch (IOException e) {
        throw new IllegalStateException(e.getMessage(), e);
    }
}

From source file:com.nemesis.admin.UploadServlet.java

/**
 * @param request//from  w ww . j a va 2  s.  co m
 * @param response
 * @throws javax.servlet.ServletException
 * @throws java.io.IOException
 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
 * response)
 *
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    if (request.getParameter("getfile") != null && !request.getParameter("getfile").isEmpty()) {
        File file = getFile(request, request.getParameter("getfile"));
        if (file.exists()) {
            int bytes = 0;
            try (ServletOutputStream op = response.getOutputStream()) {
                response.setContentType(getMimeType(file));
                response.setContentLength((int) file.length());
                response.setHeader("Content-Disposition", "inline; filename=\"" + file.getName() + "\"");

                byte[] bbuf = new byte[1024];
                DataInputStream in = new DataInputStream(new FileInputStream(file));

                while ((in != null) && ((bytes = in.read(bbuf)) != -1)) {
                    op.write(bbuf, 0, bytes);
                }

                in.close();
                op.flush();
            }
        }
    } else if (request.getParameter("delfile") != null && !request.getParameter("delfile").isEmpty()) {
        File file = getFile(request, request.getParameter("delfile"));
        if (file.exists()) {
            file.delete(); // TODO:check and report success
        }
    } else if (request.getParameter("getthumb") != null && !request.getParameter("getthumb").isEmpty()) {
        File file = getFile(request, request.getParameter("getthumb"));
        if (file.exists()) {
            System.out.println(file.getAbsolutePath());
            String mimetype = getMimeType(file);
            if (mimetype.endsWith("png") || mimetype.endsWith("jpeg") || mimetype.endsWith("jpg")
                    || mimetype.endsWith("gif")) {
                BufferedImage im = ImageIO.read(file);
                if (im != null) {
                    int newWidth = 75;
                    if (request.getParameter("w") != null) {
                        try {
                            newWidth = Integer.parseInt(request.getParameter("w"));
                        } catch (Exception e) {
                            //Se mantiene el valor por defecto de 75
                        }
                    }

                    BufferedImage thumb = Scalr.resize(im, newWidth);
                    if (request.getParameter("h") != null) {
                        try {
                            thumb = Scalr.crop(thumb, newWidth, Integer.parseInt(request.getParameter("h")));
                        } catch (IllegalArgumentException | ImagingOpException e) {
                            //Se mantienen las proporciones.
                        }
                    }

                    ByteArrayOutputStream os = new ByteArrayOutputStream();
                    if (mimetype.endsWith("png")) {
                        ImageIO.write(thumb, "PNG", os);
                        response.setContentType("image/png");
                    } else if (mimetype.endsWith("jpeg")) {
                        ImageIO.write(thumb, "jpg", os);
                        response.setContentType("image/jpeg");
                    } else if (mimetype.endsWith("jpg")) {
                        ImageIO.write(thumb, "jpg", os);
                        response.setContentType("image/jpeg");
                    } else {
                        ImageIO.write(thumb, "GIF", os);
                        response.setContentType("image/gif");
                    }
                    try (ServletOutputStream srvos = response.getOutputStream()) {
                        response.setContentLength(os.size());
                        response.setHeader("Content-Disposition",
                                "inline; filename=\"" + file.getName() + "\"");
                        os.writeTo(srvos);
                        srvos.flush();
                    }
                }
            }
        } // TODO: check and report success
    } else {
        PrintWriter writer = response.getWriter();
        writer.write("call POST with multipart form data");
    }
}

From source file:net.contextfw.web.application.internal.development.ReloadingClassLoader.java

private byte[] loadClassData(String className) throws IOException {
    InputStream stream = super.getResourceAsStream(className.replaceAll("\\.", "/") + ".class");
    if (stream != null) {
        DataInputStream dis = new DataInputStream(stream); // NOSONAR
        byte buff[] = IOUtils.toByteArray(stream);
        dis.close();//  w  w  w .  ja va2 s .  c o m
        return buff;
    } else {
        return null;
    }
}

From source file:com.splunk.hunk.input.packet.PcapRecordReader.java

@Override
public void vixInitialize(VixInputSplit split, TaskAttemptContext context)
        throws IOException, InterruptedException {
    //gLogger.info("takashi:TgzPacketRecordReader:vixInitialize is called");

    FileSystem fs = FileSystem.get(context.getConfiguration());
    fsDataIn = fs.open(split.getPath());
    pcapReader = initPcapReader(packet_type_class, new DataInputStream(fsDataIn));

    packetIterator = pcapReader.iterator();
    totalBytesToRead = split.getLength() - split.getStart();
    objectPreProcessor = new PacketEventProcessor();
}

From source file:bankingclient.ChonThaoTacFrame.java

public ChonThaoTacFrame(NewOrOldAccFrame acc) {
    initComponents();/*from  w  ww . j a  va 2 s. c o m*/
    jTextField1.setText("");

    jLabel4.setVisible(false);
    jComboBox2.setVisible(false);
    jLabel2.setVisible(false);
    jLabel3.setVisible(false);
    jTextField1.setVisible(false);
    jBt_xn1.setVisible(false);
    jBt_xn2.setVisible(false);

    this.accList = null;
    this.cusList = null;
    this.noAcc = acc;
    this.tt = new Thong_Tin_TK(this);
    this.setVisible(false);

    jBt_xn1.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (NumberUtils.isNumber(jTextField1.getText()) && (Long.parseLong(jTextField1.getText()) > 0)) {
                long currentMoney = 0;
                try {
                    Socket client = new Socket("113.22.46.207", 6013);

                    DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                    dout.writeByte(8);
                    dout.writeUTF((String) jComboBox1.getSelectedItem());
                    dout.flush();

                    DataInputStream din = new DataInputStream(client.getInputStream());
                    Scanner lineScanner = new Scanner(din.readUTF());
                    currentMoney = Long.parseLong(lineScanner.nextLine());
                    System.out.println(currentMoney);

                } catch (Exception ex) {
                    ex.printStackTrace();
                    JOptionPane.showMessageDialog(rootPane,
                            "Li kt ni mng,bn cn kim tra kt ni");
                }

                if (jCheck_gt.isSelected()) {
                    try {
                        Socket client = new Socket("113.22.46.207", 6013);
                        DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                        dout.writeByte(5);
                        dout.writeUTF((String) jComboBox1.getSelectedItem() + "\n" + jTextField1.getText()
                                + "\n" + (noAcc.getCustomer()));
                        dout.flush();

                    } catch (Exception ex) {
                        ex.printStackTrace();
                        JOptionPane.showMessageDialog(rootPane, "C Li Kt Ni Xy ra....");
                    }
                    JOptionPane.showMessageDialog(rootPane, "Gi Ti?n Thnh Cng...");
                }

                if (jCheck_rt.isSelected()) {
                    if ((Long.parseLong(jTextField1.getText()) <= currentMoney)) {
                        try {
                            Socket client = new Socket("113.22.46.207", 6013);
                            DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                            dout.writeByte(6);
                            dout.writeUTF((String) jComboBox1.getSelectedItem() + "\n" + jTextField1.getText()
                                    + "\n" + (noAcc.getCustomer()));
                            dout.flush();

                        } catch (Exception ex) {
                            ex.printStackTrace();
                            JOptionPane.showMessageDialog(rootPane, "C Li Kt Ni Xy Ra.....");
                        }
                        JOptionPane.showMessageDialog(rootPane, "Rt Ti?n Thnh Cng ...");
                    } else {
                        System.out.println("Khng  Ti?n Trong ti khon.." + currentMoney);
                        JOptionPane.showMessageDialog(null, "Ti Khon Khng ? ? Rt ...");
                    }
                }

                noAcc.setVisible(true);
                ChonThaoTacFrame.this.setVisible(false);
            } else {
                JOptionPane.showMessageDialog(rootPane,
                        "Cn Nhp Li S Ti?n Cn Gi Hoc Rt..");
            }

        }
    });

    jBt_tt.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            tt.setTk((String) jComboBox1.getSelectedItem());
            tt.hienTenTk();
            long currentMoney = 0;
            try {
                Socket client = new Socket("113.22.46.207", 6013);

                DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                dout.writeByte(8);
                dout.writeUTF((String) jComboBox1.getSelectedItem());
                dout.flush();

                DataInputStream din = new DataInputStream(client.getInputStream());
                Scanner lineScanner = new Scanner(din.readUTF());
                currentMoney = Long.parseLong(lineScanner.nextLine());
                //                    System.out.println(currentMoney);

            } catch (Exception ex) {
                ex.printStackTrace();
                JOptionPane.showMessageDialog(rootPane,
                        "Li kt ni mng,bn cn kim tra kt ni");
            }
            tt.hienSoDu(((Long) currentMoney).toString());
            tt.setVisible(true);
            try {
                Socket client = new Socket("113.22.46.207", 6013);

                DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                dout.writeByte(10);
                dout.writeUTF((String) jComboBox1.getSelectedItem());
                dout.flush();

                DataInputStream din = new DataInputStream(client.getInputStream());
                Scanner cusScanner = new Scanner(din.readUTF());
                while (cusScanner.hasNextLine()) {
                    tt.addCus(cusScanner.nextLine());
                }
            } catch (Exception ee) {
                ee.printStackTrace();
            }
            tt.hienChuTaiKhoan();
            try {
                Socket client = new Socket("113.22.46.207", 6013);
                DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                dout.writeByte(12);
                dout.writeUTF((String) jComboBox1.getSelectedItem());
                dout.flush();

                DataInputStream din = new DataInputStream(client.getInputStream());
                Scanner dateScanner = new Scanner(din.readUTF());
                int day = Integer.parseInt(dateScanner.nextLine());
                int month = Integer.parseInt(dateScanner.nextLine());
                int year = Integer.parseInt(dateScanner.nextLine());
                String date = (day + "-" + month + "-" + year);
                tt.hienNgayLapTaiKhoan(date);
                while (dateScanner.hasNextLine()) {
                    //                        System.out.println("aaa");
                    tt.addGiaoDich(dateScanner.nextLine());
                }
                tt.hienGiaoDich();
            } catch (Exception ex) {
                ex.printStackTrace();
            }

            ChonThaoTacFrame.this.setVisible(false);
        }
    });

    jBt_xn2.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (jCheck_tctk.isSelected()) {
                try {
                    Socket client = new Socket("113.22.46.207", 6013);
                    DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                    dout.writeByte(7);
                    dout.writeUTF((String) jComboBox1.getSelectedItem() + "\n"
                            + (String) jComboBox2.getSelectedItem());
                    dout.flush();
                } catch (Exception ex) {
                    ex.printStackTrace();
                    JOptionPane.showMessageDialog(rootPane,
                            "C Li Kt Ni Xy Ra\n Thm Ch Tht Bi...");
                }
                JOptionPane.showMessageDialog(rootPane, "Thm Ch Ti Khon Thnh Cng..");
            } else {
                System.out.println("nothing to do...");
            }
        }
    });

    jBt_xtk.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            try {
                Socket client = new Socket("113.22.46.207", 6013);
                DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                dout.writeByte(11);
                String sent = (String) (jComboBox1.getSelectedItem()) + "\n" + noAcc.getCustomer();
                dout.writeUTF(sent);
                dout.flush();
                DataInputStream din = new DataInputStream(client.getInputStream());
                byte check = din.readByte();
                if (check == 1) {
                    JOptionPane.showMessageDialog(rootPane, "xoa tai khoan thanh cong");
                } else {
                    JOptionPane.showMessageDialog(rootPane,
                            "<html>xoa tai khoan <b>khong</b> thanh cong <br> chi chu chinh moi co the xoa tai khoan</html>");
                }

            } catch (Exception ee) {
                ee.printStackTrace();
                JOptionPane.showMessageDialog(rootPane, "Li Kt Ni ,Vui Lng Kim Tra Li..");
            }
        }
    });

    /*dont touch*/
    jBt_ql.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            noAcc.setVisible(true);
            ChonThaoTacFrame.this.setVisible(false);
        }
    });
    /*dont touch*/

    jComboBox1.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {

        }
    });

    jComboBox2.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {

        }
    });

    /*dont touch jcheckbox*/
    jCheck_tctk.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (jCheck_tctk.isSelected()) {
                jLabel4.setVisible(true);
                jComboBox2.setVisible(true);
                jBt_xn2.setVisible(true);
            } else {
                jLabel4.setVisible(false);
                jComboBox2.setVisible(false);
                jBt_xn2.setVisible(false);
            }
        }
    });
    jCheck_gt.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (jCheck_gt.isSelected()) {
                if (jCheck_rt.isSelected()) {
                    jCheck_rt.setSelected(false);
                }
                jLabel2.setVisible(true);
                jLabel3.setVisible(true);
                jTextField1.setVisible(true);
                jBt_xn1.setVisible(true);
            } else {
                jLabel2.setVisible(false);
                jLabel3.setVisible(false);
                jTextField1.setVisible(false);
                jBt_xn1.setVisible(false);
            }
        }
    });
    jCheck_rt.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (jCheck_rt.isSelected()) {
                if (jCheck_gt.isSelected()) {
                    jCheck_gt.setSelected(false);
                }
                jLabel2.setVisible(true);
                jLabel3.setVisible(true);
                jTextField1.setVisible(true);
                jBt_xn1.setVisible(true);
            } else {
                jLabel2.setVisible(false);
                jLabel3.setVisible(false);
                jTextField1.setVisible(false);
                jBt_xn1.setVisible(false);
            }
        }
    });
    /*dont touch jcheckbox*/
}

From source file:eu.stratosphere.pact.runtime.task.util.SerializationCopier.java

/**
 * Creates a SerializationCopier with an byte array of specified size.
 * // w  w w  .j av  a 2  s. co  m
 * @param initialCopySize
 *        Initial size of the byte array that stores the serialized copy.
 */
public SerializationCopier(int initialCopySize) {
    serializedCopy = new byte[initialCopySize];
    baos = new ByteArrayOutputStream();
    dos = new DataOutputStream(baos);
    bais = new ByteArrayInputStream(serializedCopy);
    dis = new DataInputStream(bais);
}

From source file:com.vrs.qrw100s.NetworkReader.java

@Override
public void run() {
    Thread.currentThread().setName("Network Reader");

    HttpResponse res;//w  ww .  j a v  a  2  s.c om
    DefaultHttpClient httpclient = new DefaultHttpClient();
    HttpParams httpParams = httpclient.getParams();
    HttpConnectionParams.setConnectionTimeout(httpParams, 5 * 1000);
    HttpConnectionParams.setSoTimeout(httpParams, 10 * 1000);

    Log.d(TAG, "1. Sending http request");
    try {
        res = httpclient.execute(new HttpGet(URI.create(myURL)));
        Log.d(TAG, "2. Request finished, status = " + res.getStatusLine().getStatusCode());
        if (res.getStatusLine().getStatusCode() == 401) {
            return;
        }

        DataInputStream bis = new DataInputStream(res.getEntity().getContent());
        ByteArrayOutputStream jpgOut = new ByteArrayOutputStream(10000);

        int prev = 0;
        int cur;

        while ((cur = bis.read()) >= 0 && _runThread) {
            if (prev == 0xFF && cur == 0xD8) {
                // reset the output stream
                if (!skipFrame) {
                    jpgOut.reset();
                    jpgOut.write((byte) prev);
                }
            }

            if (!skipFrame) {
                if (jpgOut != null) {
                    jpgOut.write((byte) cur);
                }
            }

            if (prev == 0xFF && cur == 0xD9) {
                if (!skipFrame) {
                    synchronized (curFrame) {
                        curFrame = jpgOut.toByteArray();
                    }

                    skipFrame = true;

                    Message threadMessage = mainHandler.obtainMessage();
                    threadMessage.obj = curFrame;
                    mainHandler.sendMessage(threadMessage);
                } else {
                    if (skipNum < frameDecrement) {
                        skipNum++;
                    } else {
                        skipNum = 0;
                        skipFrame = false;
                    }
                }

            }
            prev = cur;
        }
    } catch (ClientProtocolException e) {
        Log.d(TAG, "Request failed-ClientProtocolException", e);
    } catch (IOException e) {
        Log.d(TAG, "Request failed-IOException", e);
    }

}