Example usage for java.io DataOutputStream writeInt

Introduction

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

Prototype

public final void writeInt(int v) throws IOException

Source Link

Document

Writes an int to the underlying output stream as four bytes, high byte first.

Usage

From source file:ro.bmocanu.trafficproxy.peers.PacketSenderImpl.java

/**
 * {@inheritDoc}//w  w w.  jav a  2  s  .  c o  m
 */
@Override
protected void internalRun() {
    DataOutputStream targetOutputStream = peerChannel.getOutputStream();

    Packet packet = packetQueue.poll();
    if (packet != null) {
        try {
            targetOutputStream.writeInt(packet.getConnectorId());
            targetOutputStream.writeInt(packet.getWorkerId());
            targetOutputStream.writeInt(packet.getCommand().getCode());
            targetOutputStream.writeInt(packet.getContentLength());
            targetOutputStream.write(packet.getContent());
            targetOutputStream.flush();
        } catch (IOException exception) {
            LOG.error("Missed one packet; command=" + packet.getCommand().name() + ", connectorId="
                    + packet.getConnectorId(), exception);
        }
    }
}

From source file:com.igormaznitsa.jhexed.swing.editor.filecontainer.FileContainer.java

public void write(final OutputStream out) throws IOException {
    final DataOutputStream dout = out instanceof DataOutputStream ? (DataOutputStream) out
            : new DataOutputStream(out);
    dout.writeInt(MAGIC);
    dout.writeShort(FORMAT_VERSION);/*from  w w  w.  j  ava2 s . c  o m*/

    dout.writeShort(this.sections.size());
    for (final FileContainerSection s : this.sections) {
        s.write(dout);
    }
    dout.writeInt(MAGIC);

    dout.flush();
}

From source file:com.igormaznitsa.jhexed.values.HexSVGImageValue.java

@Override
public void write(final OutputStream out) throws IOException {
    out.write(TYPE_SVGIMAGE);// w  w w.  j a v  a  2  s .co  m
    super.write(out);

    final ByteArrayOutputStream imageDataBuffer = new ByteArrayOutputStream(4096);
    this.image.write(imageDataBuffer, true);
    final byte[] imageData = imageDataBuffer.toByteArray();

    final DataOutputStream dout = out instanceof DataOutputStream ? (DataOutputStream) out
            : new DataOutputStream(out);
    dout.writeInt(imageData.length);
    dout.write(imageData);
}

From source file:org.mrgeo.cmd.mapalgebra.python.PythonGateway.java

private void sendGatewayPort(String callbackHost, int callbackPort, int port) throws IOException {
    // Communicate the bound port back to the caller via the caller-specified callback port
    log.info("Sending port number (" + port + ") to pymrgeo running at " + callbackHost + ":" + callbackPort);

    try (Socket callbackSocket = new Socket(callbackHost, callbackPort)) {
        DataOutputStream dos = new DataOutputStream(callbackSocket.getOutputStream());
        dos.writeInt(port);
        dos.close();/*from  w ww  .  j  a v  a  2s. c o  m*/
    } catch (IOException e) {
        throw new IOException("Can not establish callback socket", e);
    }
}

From source file:com.facebook.infrastructure.db.CommitLogHeader.java

public void serialize(CommitLogHeader clHeader, DataOutputStream dos) throws IOException {
    dos.writeInt(clHeader.getBitSet().length);
    dos.write(clHeader.getBitSet());//from  ww w . j  a v  a 2s  .c  om
    int[] positions = clHeader.getPositions();

    for (int position : positions) {
        dos.writeInt(position);
    }
}

From source file:org.jboss.test.kerberos.gss.GSSTestServer.java

/**
 * Sends STOP ({@link #CMD_STOP}) command to a running server.
 *//*w  ww . j a va2 s  . c o m*/
private void stop() {
    System.out.println("Sending STOP command GSSTestServer.");
    // Create an unbound socket
    final Socket socket = new Socket();
    try {
        socket.connect(new InetSocketAddress(InetAddress.getLocalHost(), PORT), SOCKET_TIMEOUT);
        DataOutputStream dos = new DataOutputStream(socket.getOutputStream());
        dos.writeInt(CMD_STOP);
        dos.flush();
        System.out.println("STOP command sent.");
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            socket.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:net.brtly.monkeyboard.plugin.core.panel.PluginDockableLayout.java

@Override
public void writeStream(DataOutputStream out) throws IOException {
    out.writeUTF(_id); // wirthe plugin id

    byte[] b = Bundle.toByteArray(_bundle); // write the size in bytes of the Bundle
    out.writeInt(b.length);

    out.write(b); // write the Bundle
}

From source file:org.apache.cassandra.db.RangeCommand.java

public void serialize(RangeCommand command, DataOutputStream dos) throws IOException {
    dos.writeUTF(command.table);/*from  w w w .j a v a 2s.co m*/
    dos.writeUTF(command.columnFamily);
    dos.writeUTF(command.startWith);
    dos.writeUTF(command.stopAt);
    dos.writeInt(command.maxResults);
}

From source file:org.apache.tez.examples.TopKDataGen.java

private UserPayload createPayload(long streamOutputFileSize, int extraColumns) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    dos.writeLong(streamOutputFileSize);
    dos.writeInt(extraColumns);
    dos.close();/*ww w  . j av  a  2  s.  co  m*/
    bos.close();
    ByteBuffer buffer = ByteBuffer.wrap(bos.toByteArray());
    return UserPayload.create(buffer);
}

From source file:org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager.java

/**
 * Store the current state of the SecretManager for persistence
 * //from  w  w  w.j a va  2  s.  co  m
 * @param out Output stream for writing into fsimage.
 * @throws IOException
 */
public synchronized void saveSecretManagerState(DataOutputStream out) throws IOException {
    out.writeInt(currentId);
    saveAllKeys(out);
    out.writeInt(delegationTokenSequenceNumber);
    saveCurrentTokens(out);
}