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:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel zero data as a converted decimal float
 *
 * @return channelZero - the 2 bytes of the channelZero data as a float
 *//*  www.j  a v a2s  .  co  m*/
public float getChannelZero() {
    this.channelZero.flip();
    int channelData = (int) this.channelZero.order(ByteOrder.BIG_ENDIAN).getShort();

    return getVoltage(channelData);
}

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From source file:de.tum.frm2.nicos_android.nicos.NicosClient.java

public void event_handler() {
    DataInputStream din = new DataInputStream(eventSocketIn);
    while (true) {
        try {/*from w  ww  .j  av a  2  s  .  co m*/
            // receive STX (1 byte) + eventcode (2) + length (4)
            byte[] start = new byte[7];
            try {
                //noinspection ResultOfMethodCallIgnored
                din.read(start);
            } catch (IOException e) {
                if (!disconnecting) {
                    signal("broken", "Server connection broken.");
                    _close();
                }
                return;
            }
            if (start[0] != daemon.STX) {
                // Every event starts with STX. Else, something's wrong.
                if (!disconnecting) {
                    signal("broken", "Server connection broken.");
                    _close();
                }
                return;
            }
            byte[] slice = Arrays.copyOfRange(start, 3, 7);
            ByteBuffer bb = ByteBuffer.wrap(slice);
            bb.order(ByteOrder.BIG_ENDIAN);

            // Get length, allocate byte buffer.
            int length = bb.getInt();
            byte[] buf = new byte[length];

            // Read length bytes and store them in buf.
            din.readFully(buf, 0, length);

            boolean should_signal = true;
            String event = null;
            Object data = null;
            try {
                // Stackoverflow magic to convert 2 bytes to int which can be compared in
                // daemon.command2event().
                int eventcode = ((start[1] & 0xff) << 8) | (start[2] & 0x00ff);
                event = daemon.command2event(eventcode);
                // serialized or raw data?
                if (daemon.eventNeedsUnserialize(event)) {
                    Unpickler unpickler = new Unpickler();
                    data = unpickler.loads(buf);
                } else {
                    data = buf;
                }
            } catch (Exception e) {
                // Garbled event
                should_signal = false;
            }
            if (should_signal) {
                signal(event, data);
            }
        } catch (Exception e) {
            if (!disconnecting) {
                signal("broken", "Server connection broken.");
                _close();
            }
            return;
        }
    }
}

---

From source file:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel one data as a converted decimal float
 *
 * @return channelOne - the 2 bytes of the channelOne data as a float
 *///from www .j  a  v  a2 s . c o  m
public float getChannelOne() {
    this.channelOne.flip();
    int channelData = (int) this.channelOne.order(ByteOrder.BIG_ENDIAN).getShort();

    return getVoltage(channelData);
}

---

From source file:com.linkedin.databus.core.DbusEventV1.java

/**
 * Serializes an End-Of-Period Marker onto the ByteBuffer passed in.
 * @param serializationBuffer - The ByteBuffer to serialize the event in. The buffer must have enough space to accommodate
 *                              the event. (76 bytes)
 * @param eventInfo - The timestamp to use for the EOP marker
 * @return the number of bytes written/*from  ww w .j  a v a  2s.co m*/
 */
public static int serializeEndOfPeriodMarker(ByteBuffer serializationBuffer, DbusEventInfo eventInfo) {
    byte[] attributes = (serializationBuffer.order() == ByteOrder.BIG_ENDIAN) ? EmptyAttributesBigEndian
            : EmptyAttributesLittleEndian;
    return serializeFullEvent(DbusEventInternalWritable.EOPMarkerKey.getLongKey(), serializationBuffer,
            eventInfo, attributes);
}

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From source file:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel two data as a converted decimal float
 *
 * @return channelTwo - the 2 bytes of the channelTwo data as a float
 *//*from   w  ww .j  av  a2  s.  c  o m*/
public float getChannelTwo() {
    this.channelTwo.flip();
    int channelData = (int) this.channelTwo.order(ByteOrder.BIG_ENDIAN).getShort();

    return getVoltage(channelData);
}

---

From source file:com.kactech.otj.Utils.java

public static ByteBuffer seal(String msg, String nymID, PublicKey nymKey, SecretKeySpec aesSecret,
        IvParameterSpec vector) throws InvalidKeyException, InvalidAlgorithmParameterException,
        IllegalBlockSizeException, BadPaddingException {
    ByteBuffer buff = ByteBuffer.allocate(msg.length() + 500);//donno?
    buff.order(ByteOrder.BIG_ENDIAN);
    buff.putShort((short) 1);//asymmetric
    buff.putInt(1);//array size
    buff.putInt(nymID.length() + 1);//from   ww w  .j av  a 2s  .  c  o  m
    buff.put(bytes(nymID + '\0', US_ASCII));

    // create encoded key and message
    Cipher cipher;
    try {
        cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    cipher.init(Cipher.ENCRYPT_MODE, aesSecret, vector);
    byte[] encrypted = cipher.doFinal(bytes(msg + '\0', UTF8));
    try {
        cipher = Cipher.getInstance(WRAP_ALGO);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    cipher.init(Cipher.WRAP_MODE, nymKey);
    byte[] encKeyBytes = cipher.wrap(aesSecret);

    buff.putInt(encKeyBytes.length);
    buff.put(encKeyBytes);
    buff.putInt(vector.getIV().length);
    buff.put(vector.getIV());
    buff.put(encrypted);
    buff.flip();

    return buff;
}

---

From source file:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel three data as a converted decimal float
 *
 * @return channelThree - the 2 bytes of the channelThree data as a float
 *//*from  www.j  a  va2  s . c  o m*/
public float getChannelThree() {
    this.channelThree.flip();
    int channelData = (int) this.channelThree.order(ByteOrder.BIG_ENDIAN).getShort();

    return getVoltage(channelData);
}

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From source file:it.unimi.di.big.mg4j.index.DiskBasedIndex.java

/** Parses a {@link ByteOrder} value.
 * /*from  w  w  w  .j  a  va 2  s.  c  o m*/
 * @param s a string (either <samp>BIG_ENDIAN</samp> or <samp>LITTLE_ENDIAN</samp>).
 * @return the corresponding byte order ({@link ByteOrder#BIG_ENDIAN} or {@link ByteOrder#LITTLE_ENDIAN}).
 */
public static ByteOrder byteOrder(final String s) {
    if (s.equals(ByteOrder.BIG_ENDIAN.toString()))
        return ByteOrder.BIG_ENDIAN;
    if (s.equals(ByteOrder.LITTLE_ENDIAN.toString()))
        return ByteOrder.LITTLE_ENDIAN;
    throw new IllegalArgumentException("Unknown byte order " + s);
}

---

From source file:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel four data as a converted decimal float
 *
 * @return channelFour - the 2 bytes of the channelFour data as a float
 *///from ww w. ja v  a 2  s  . co  m
public float getChannelFour() {
    this.channelFour.flip();
    int channelData = (int) this.channelFour.order(ByteOrder.BIG_ENDIAN).getShort();
    return getVoltage(channelData);
}

---

From source file:edu.hawaii.soest.kilonalu.adam.AdamParser.java

/**
 * A method that gets the channel five data as a converted decimal float
 *
 * @return channelFive - the 2 bytes of the channelFive data as a float
 *//*from   www .  ja v a2 s.c  om*/
public float getChannelFive() {
    this.channelFive.flip();
    int channelData = (int) this.channelFive.order(ByteOrder.BIG_ENDIAN).getShort();

    return getVoltage(channelData);
}

---

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