Example usage for java.nio ByteOrder BIG_ENDIAN

Introduction

In this page you can find the example usage for java.nio ByteOrder BIG_ENDIAN.

Prototype

ByteOrder BIG_ENDIAN

To view the source code for java.nio ByteOrder BIG_ENDIAN.

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Document

This constant represents big endian.

Usage

From source file:org.apache.hadoop.hbase.filter.DirectoryRowFilter.java

/**
 * Serialize the filter//ww w  . j  a  v  a2 s . c  om
 */
@Override
public byte[] toByteArray() throws IOException {

    ByteBuffer bb = ByteBuffer.wrap(new byte[4 * 8]).order(ByteOrder.BIG_ENDIAN);

    bb.putLong(instanceModulus);
    bb.putLong(instanceRemainder);
    bb.putLong(threadModulus);
    bb.putLong(threadRemainder);

    return bb.array();
}

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From source file:edu.harvard.iq.dvn.unf.Base64Encoding.java

/**
 * Helper function to change the endianess of the byte array
 *
 * @param digest byte array/*  w ww  .  ja  v  a2  s .c o m*/
 * @param local ByteOrder
 * @return byte array with endianness according to getBorder()
 */
public static byte[] changeByteOrder(byte[] digest, ByteOrder local) {
    byte[] revdigest = new byte[digest.length];

    if ((local.equals(ByteOrder.LITTLE_ENDIAN) && getBorder().equals(ByteOrder.BIG_ENDIAN))
            || (local.equals(ByteOrder.BIG_ENDIAN) && getBorder().equals(ByteOrder.LITTLE_ENDIAN))) {
        int ln = digest.length;
        for (int n = 0; n < ln; ++n) {
            revdigest[n] = digest[ln - 1 - n];
        }
    } else {
        revdigest = digest;
    }
    return revdigest;
}

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From source file:com.googlecode.mp4parser.boxes.microsoft.XtraBox.java

@Override
public void _parseDetails(ByteBuffer content) {
    int boxSize = content.remaining();
    data = content.slice(); //Keep this in case we fail to parse
    successfulParse = false;//from  ww  w.j av  a2s .  c  o  m
    try {
        tags.clear();
        while (content.remaining() > 0) {
            XtraTag tag = new XtraTag();
            tag.parse(content);
            tags.addElement(tag);
        }
        int calcSize = detailSize();
        if (boxSize != calcSize) {
            throw new RuntimeException("Improperly handled Xtra tag: Calculated sizes don't match ( " + boxSize
                    + "/" + calcSize + ")");
        }
        successfulParse = true;
    } catch (Exception e) {
        successfulParse = false;
        System.err.println("Malformed Xtra Tag detected: " + e.toString());
        e.printStackTrace();
        content.position(content.position() + content.remaining());
    } finally {
        content.order(ByteOrder.BIG_ENDIAN); //Just in case we bailed out mid-parse we don't want to leave the byte order in MS land
    }
}

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From source file:com.slytechs.capture.FileFactory.java

public <T extends FileCapture<? extends FilePacket>> T newFile(final Class<T> c, final File file)
        throws IOException, FileFormatException {

    if (c == PcapFile.class) {
        final FileCapture pcap = PcapFileCapture.createFile(file, FileMode.ReadWrite, ByteOrder.BIG_ENDIAN,
                null);/*from   ww w  . j ava  2 s  . c  o  m*/
        return c.cast(pcap);
    }
    if (c == SnoopFile.class) {
        final FileCapture snoop = SnoopFileCapture.createFile(file, FileMode.ReadWrite, null);
        return c.cast(snoop);
    } else {
        throw new FileFormatException("Unknown file format " + c.getName());
    }
}

---

From source file:com.amazonaws.services.kinesis.producer.Daemon.java

/**
 * Starts up the child process, connects to it, and beings sending and
 * receiving messages.//  w ww.j ava 2  s  . co m
 * 
 * @param pathToExecutable
 *            Path to the binary that we will use to start up the child.
 * @param handler
 *            Message handler that handles messages received from the child.
 * @param workingDir
 *            Working directory. The KPL creates FIFO files; it will do so
 *            in this directory.
 * @param config
 *            KPL configuration.
 */
public Daemon(String pathToExecutable, MessageHandler handler, String workingDir,
        KinesisProducerConfiguration config, Map<String, String> environmentVariables) {
    this.pathToExecutable = pathToExecutable;
    this.handler = handler;
    this.workingDir = workingDir;
    this.config = config;
    this.environmentVariables = environmentVariables;

    lenBuf.order(ByteOrder.BIG_ENDIAN);
    rcvBuf.order(ByteOrder.BIG_ENDIAN);

    executor.submit(new Runnable() {
        @Override
        public void run() {
            try {
                createPipes();
                startChildProcess();
            } catch (Exception e) {
                fatalError("Error running child process", e);
            }
        }
    });
}

---

From source file:com.palantir.atlasdb.keyvalue.cassandra.CassandraKeyValueServices.java

static ByteBuffer makeCompositeBuffer(byte[] colName, long ts) {
    assert colName.length <= 1 << 16 : "Cannot use column names larger than 64KiB, was " + colName.length;

    ByteBuffer buffer = ByteBuffer.allocate(6 /* misc */ + 8 /* timestamp */ + colName.length)
            .order(ByteOrder.BIG_ENDIAN);

    buffer.put((byte) ((colName.length >> 8) & 0xFF));
    buffer.put((byte) (colName.length & 0xFF));
    buffer.put(colName);/*www  .  ja v  a 2s.c  om*/
    buffer.put((byte) 0);

    buffer.put((byte) 0);
    buffer.put((byte) (8 & 0xFF));
    buffer.putLong(~ts);
    buffer.put((byte) 0);

    buffer.flip();

    return buffer;
}

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From source file:org.xenei.compressedgraph.SerializableNode.java

private ByteBuffer getByteBuffer() {
    if (buffer == null) {
        buffer = ByteBuffer.wrap(value).order(ByteOrder.BIG_ENDIAN);
    }
    return buffer;
}

---

From source file:org.mcisb.util.math.MathUtils.java

/**
 * /* w w  w  . j  a  v a 2 s .  co  m*/
 * @param encoded
 * @param bigEndian
 * @param doublePrecision
 * @return double[]
 */
public static double[] decode(final byte[] encoded, final boolean bigEndian, final boolean doublePrecision) {
    final byte[] bytes = Base64.decode(encoded);
    ByteBuffer byteBuffer = ByteBuffer.wrap(bytes);
    byteBuffer = byteBuffer.order(bigEndian ? ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN);

    final int limit = byteBuffer.limit();
    double[] decoded = new double[((doublePrecision) ? limit / DOUBLE_LENGTH : limit / FLOAT_LENGTH)];
    int i = 0;

    while (byteBuffer.hasRemaining()) {
        if (doublePrecision) {
            decoded[i++] = byteBuffer.getDouble();
        } else {
            decoded[i++] = byteBuffer.getFloat();
        }
    }

    return decoded;
}

---

From source file:org.projectnyx.network.mcpe.raknet.RakNetInterface.java

private void handleDataPacket(RawDataPacket packet) {
    ByteBuffer buffer = ByteBuffer.wrap(packet.buffer).order(ByteOrder.BIG_ENDIAN);
    byte pid = buffer.get();

    if (pid == DATA_PING) {
        long pingId = buffer.getLong();
        Pong pong = new Pong();
        pong.pingId = pingId;/* w w  w .  ja v  a2 s .  com*/
        RawDataPacket pk = new RawDataPacket();
        pk.reliability = 0;
        pk.buffer = pong.write().array();
        queueDataPacket(pk);
        return;
    }
    if (pid == DATA_PONG) {
        long pingId = buffer.getLong();
        Ping ping = pingMap.remove(pingId);
        if (ping == null) {
            Nyx.getLog().error(String.format("Client from %s sent PONG with unknown ping ID %d",
                    client.getAddress(), pingId));
            return;
        }
        client.getPingStats().addDatum(ping.sendTimeNano, true);
        return;
    }
    if (pid == DATA_CLIENT_DISCONNECT) {
        client.close(Client.CloseReason.CLIENT_DISCONNECT);
    }

    if (client.getLoginStep() == LOGIN_STEP_WAIT_CONNECT) {
        if (pid != DATA_CLIENT_CONENCT) {
            client.unexpectedPacket(packet);
            return;
        }
        ClientConnect request = new ClientConnect(buffer);
        ServerHandshake response = new ServerHandshake();
        response.address = client.getSession().getAddress();
        response.ping = request.pingTime;
        response.pong = request.pingTime + 1000;
        RawDataPacket pk = new RawDataPacket();
        pk.reliability = 0;
        pk.buffer = response.write().array();
        queueDataPacket(pk);
        flushDataPacketQueue();
        client.setLoginStep(LOGIN_STEP_WAIT_HANDSHAKE);
    } else if (client.getLoginStep() == LOGIN_STEP_WAIT_HANDSHAKE) {
        if (pid != DATA_CLIENT_HANDSHAKE) {
            client.unexpectedPacket(packet);
            return;
        }
        ClientHandshake handshake = new ClientHandshake(buffer);
        // TODO log referrer?
        // TODO check port?
        client.setLoginStep(LOGIN_STEP_IN_GAME);
        Nyx.getLog().debug(String.format("Client %s is now logging in!", client.getAddress()));
    } else if (client.getLoginStep() != LOGIN_STEP_IN_GAME) {
        client.unexpectedPacket(packet);
    } else {
        if (pid != RakNetConsts.DATA_MCPE) {
            client.unexpectedPacket(packet);
            return;
        }

        client.handleDataPacket(buffer);
    }
}

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From source file:org.esa.s2tbx.dataio.spot.dimap.SpotViewMetadataTest.java

@Test
public void testGetGeolayerJavaByteOrder() throws Exception {
    assertEquals(ByteOrder.BIG_ENDIAN, metadata.getGeolayerJavaByteOrder());
}

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