Example usage for java.io DataInputStream DataInputStream

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:dualcontrol.CryptoClientDemo.java

private void call(Properties properties, MockableConsole console, String hostAddress, int port, byte[] data)
        throws Exception {
    Socket socket = SSLContexts.create(false, "cryptoclient.ssl", properties, console).getSocketFactory()
            .createSocket(hostAddress, port);
    DataOutputStream dos = new DataOutputStream(socket.getOutputStream());
    dos.writeShort(data.length);//from  w  w  w  .j av  a  2  s.c  o  m
    dos.write(data);
    dos.flush();
    DataInputStream dis = new DataInputStream(socket.getInputStream());
    byte[] ivBytes = new byte[dis.readShort()];
    dis.readFully(ivBytes);
    byte[] bytes = new byte[dis.readShort()];
    dis.readFully(bytes);
    if (new String(data).contains("DECRYPT")) {
        System.err.printf("INFO CryptoClientDemo decrypted %s\n", new String(bytes));
    } else {
        System.out.printf("%s:%s\n", Base64.encodeBase64String(ivBytes), Base64.encodeBase64String(bytes));
    }
    socket.close();
}

From source file:com.cloudera.recordbreaker.hive.AvroSerDe.java

/**
 * Describe <code>deserializeRowBlob</code> method here.
 *//*from   w ww.  j a  v  a 2  s . c o  m*/
public GenericData.Record deserializeRowBlob(Writable blob) {
    byte[] rawBytes = ((Text) blob).getBytes();

    try {
        DataFileStream<GenericData.Record> dfs = new DataFileStream<GenericData.Record>(
                new DataInputStream(new ByteArrayInputStream(rawBytes)),
                new GenericDatumReader<GenericData.Record>());
        while (dfs.hasNext()) {
            return (GenericData.Record) dfs.next();
        }
    } catch (IOException iex) {
        iex.printStackTrace();
    }
    return null;
}

From source file:flens.input.SocketInput.java

@Override
public Pair<String, DataInputStream> getStream(Socket newSocket) throws IOException {
    String hostname = newSocket.getInetAddress().getHostName();
    return Pair.of(hostname, new DataInputStream(newSocket.getInputStream()));
}

From source file:com.github.terma.m.server.Repo.java

public void readEvents(FastSelect<Event> fastSelect) throws IOException {
    LOGGER.info("Restoring events from " + eventsFile + "...");
    final long start = System.currentTimeMillis();
    List<Event> events = new ArrayList<>();

    try (DataInputStream dis = new DataInputStream(new FileInputStream(new File(dataPath, EVENTS_FILE_NAME)))) {
        try {//from   w w  w .j  a v a  2  s  .  c  o  m
            //noinspection InfiniteLoopStatement
            while (true) {
                events.add(new Event(dis.readShort(), dis.readLong(), dis.readLong()));
                if (events.size() > 1000)
                    batchAdd(fastSelect, events);
            }
        } catch (EOFException e) {
            // just end
        }
    } catch (FileNotFoundException e) {
        // nothing, just no data
    }
    batchAdd(fastSelect, events);

    LOGGER.info(fastSelect.size() + " restored in " + (System.currentTimeMillis() - start) + " msec");
}

From source file:TestGetXMLClient.java

public void testXML() throws Exception {
    Collection<Class> classList = getClasses();
    String serverUrl = "@SERVER_URL@";
    for (Class klass : classList) {
        System.out.println("Searching for " + klass.getName());
        try {/*from   w ww .java  2  s  .c  om*/
            String searchUrl = serverUrl + "/GetXML?query=" + klass.getName() + "&" + klass.getName();
            URL url = new URL(searchUrl);
            URLConnection conn = url.openConnection();

            //Uncomment following two lines for secured system and provide proper username and password
            //String base64 = "userId" + ":" + "password";
            //conn.setRequestProperty("Authorization", "Basic " + new String(Base64.encodeBase64(base64.getBytes())));

            File myFile = new File("./output/" + klass.getName() + "_test-getxml.xml");

            FileWriter myWriter = new FileWriter(myFile);
            DataInputStream dis = new DataInputStream(conn.getInputStream());

            String s = null;
            while ((s = dis.readLine()) != null)
                myWriter.write(s);

            myWriter.close();
        } catch (Exception e) {
            System.out.println("Exception caught: " + e.getMessage());
            e.printStackTrace();
        }
        break;
    }
}

From source file:com.google.gwt.dev.javac.CachedCompilationUnit.java

public static CachedCompilationUnit load(InputStream inputStream, JsProgram jsProgram) throws Exception {
    DataInputStream dis = new DataInputStream(new BufferedInputStream(inputStream));
    try {// w w  w . j ava 2  s. c  om
        CachedCompilationUnit compilationUnit = new CachedCompilationUnit();
        // version
        long version = dis.readLong();
        if (version != CompilationUnitDiskCache.CACHE_VERSION) {
            return null;
        }
        // some simple stuff :)
        compilationUnit.m_lastModified = dis.readLong();
        compilationUnit.m_displayLocation = dis.readUTF();
        compilationUnit.m_typeName = dis.readUTF();
        compilationUnit.m_contentId = new ContentId(dis.readUTF());
        compilationUnit.m_isSuperSource = dis.readBoolean();
        // compiled classes
        {
            int size = dis.readInt();
            compilationUnit.m_compiledClasses = new ArrayList<CompiledClass>(size);
            for (int i = 0; i < size; ++i) {
                // internal name
                String internalName = dis.readUTF();
                // is local
                boolean isLocal = dis.readBoolean();
                // bytes
                int byteSize = dis.readInt();
                byte[] bytes = new byte[byteSize];
                dis.readFully(bytes);
                // enclosing class
                CompiledClass enclosingClass = null;
                String enclosingClassName = dis.readUTF();
                if (!StringUtils.isEmpty(enclosingClassName)) {
                    for (CompiledClass cc : compilationUnit.m_compiledClasses) {
                        if (enclosingClassName.equals(cc.getInternalName())) {
                            enclosingClass = cc;
                            break;
                        }
                    }
                }
                // some assertion
                if (!StringUtils.isEmpty(enclosingClassName) && enclosingClass == null) {
                    throw new IllegalStateException("Can't find the enclosing class \"" + enclosingClassName
                            + "\" for \"" + internalName + "\"");
                }
                // init unit
                CompiledClass cc = new CompiledClass(internalName, bytes, isLocal, enclosingClass);
                cc.initUnit(compilationUnit);
                compilationUnit.m_compiledClasses.add(cc);
            }
        }
        // dependencies
        {
            compilationUnit.m_dependencies = new HashSet<ContentId>();
            int size = dis.readInt();
            if (size > 0) {
                for (int i = 0; i < size; i++) {
                    compilationUnit.m_dependencies.add(new ContentId(dis.readUTF()));
                }
            }
        }
        // JSNI methods
        {
            compilationUnit.m_jsniMethods = new ArrayList<JsniMethod>();
            int size = dis.readInt();
            if (size > 0) {
                for (int i = 0; i < size; i++) {
                    String name = dis.readUTF();
                    int startPos = dis.readInt();
                    int endPos = dis.readInt();
                    int startLine = dis.readInt();
                    String source = dis.readUTF();
                    String fileName = compilationUnit.m_displayLocation;
                    SourceInfo jsInfo = SourceOrigin.create(startPos, endPos, startLine, fileName);
                    compilationUnit.m_jsniMethods
                            .add(JsniCollector.restoreJsniMethod(name, source, jsInfo, jsProgram));
                }
            }
        }
        // Method lookup
        {
            compilationUnit.m_methodArgs = MethodArgNamesLookup.load(dis);
        }
        return compilationUnit;
    } finally {
        IOUtils.closeQuietly(dis);
    }
}

From source file:bankingclient.DKFrame.java

public DKFrame(MainFrame vmain) {
    initComponents();//from  www.ja  v a2 s . c o  m
    this.main = vmain;
    this.jTextField1.setText("");
    this.jTextField2.setText("");
    this.jTextField3.setText("");
    this.jTextField4.setText("");
    this.jTextField5.setText("");
    this.setVisible(false);
    jButton1.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            if (jTextField2.getText().equals(jTextField3.getText())
                    && NumberUtils.isNumber(jTextField4.getText())
                    && NumberUtils.isNumber(jTextField5.getText())) {
                try {
                    Socket client = new Socket("113.22.46.207", 6013);
                    String cusName = jTextField1.getText();
                    String pass = jTextField2.getText();
                    String sdt = jTextField4.getText();
                    String cmt = jTextField5.getText();
                    DataOutputStream dout = new DataOutputStream(client.getOutputStream());
                    dout.writeByte(1);
                    dout.writeUTF(cusName + "\n" + pass + "\n" + sdt + "\n" + cmt);
                    dout.flush();
                    DataInputStream din = new DataInputStream(client.getInputStream());
                    byte check = din.readByte();
                    if (check == 1) {
                        JOptionPane.showMessageDialog(rootPane, "da dang ki tai khoan thanh cong");
                    } else {
                        JOptionPane.showMessageDialog(rootPane, "dang ki tai khoan khong thanh cong");

                    }
                    client.close();
                } catch (Exception ee) {
                    ee.printStackTrace();
                }
                main.setVisible(true);
                DKFrame.this.setVisible(false);

            } else {
                JOptionPane.showMessageDialog(rootPane, "Nhap thong tin sai, moi nhap lai");
            }
        }
    });
    jButton2.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            main.setVisible(true);
            DKFrame.this.setVisible(false);
        }
    });
}

From source file:com.spotify.scio.coders.FloatCoder.java

@Override
public Float decode(InputStream inStream, Context context) throws IOException, CoderException {
    try {//from   ww w .  j a  v a2  s  .com
        return new DataInputStream(inStream).readFloat();
    } catch (EOFException | UTFDataFormatException exn) {
        // These exceptions correspond to decoding problems, so change
        // what kind of exception they're branded as.
        throw new CoderException(exn);
    }
}

From source file:Main.java

public static int[] convertB64Toint(byte[] a1) {
    byte[] a = decode(a1);
    try {/*from ww  w .  ja va2  s.com*/
        ByteArrayInputStream is = new ByteArrayInputStream(a1);
        DataInputStream di = new DataInputStream(is);
        int[] f = new int[a.length / 4];
        for (int i = 0; i < f.length; i++)
            f[i] = di.readInt();
        return f;
    } catch (Exception s) {
        return null;
    }

}

From source file:Main.java

public static float[] convertB64Tofloat(byte[] a1) {
    byte[] a = decode(a1);
    try {//www.  ja v  a  2 s  . c o  m
        ByteArrayInputStream is = new ByteArrayInputStream(a);
        DataInputStream di = new DataInputStream(is);
        float[] f = new float[a.length / 4];
        for (int i = 0; i < f.length; i++)
            f[i] = di.readFloat();
        return f;
    } catch (Exception s) {
        return null;
    }
}