Example usage for java.nio ByteBuffer getInt

List of usage examples for java.nio ByteBuffer getInt

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Introduction

In this page you can find the example usage for java.nio ByteBuffer getInt.

Prototype

public abstract int getInt();

Source Link

Document

Returns the int at the current position and increases the position by 4.

Usage

From source file:org.opendaylight.lispflowmapping.lisp.serializer.MappingRecordSerializer.java

public MappingRecordBuilder deserializeToBuilder(ByteBuffer buffer) {
    MappingRecordBuilder builder = new MappingRecordBuilder();
    builder.setRecordTtl(buffer.getInt());
    byte locatorCount = (byte) ByteUtil.getUnsignedByte(buffer);
    builder.setMaskLength((short) ByteUtil.getUnsignedByte(buffer));
    byte actionAndAuthoritative = buffer.get();
    Action act = Action.forValue(actionAndAuthoritative >> 5);
    if (act == null) {
        act = Action.NoAction;//w w w .  j  a v a  2  s  . c o m
    }
    builder.setAction(act);
    builder.setAuthoritative(ByteUtil.extractBit(actionAndAuthoritative, Flags.AUTHORITATIVE));
    buffer.position(buffer.position() + Length.RESERVED);
    builder.setMapVersion(buffer.getShort());

    LispAddressSerializerContext ctx = new LispAddressSerializerContext(builder.getMaskLength());
    builder.setEid(LispAddressSerializer.getInstance().deserializeEid(buffer, ctx));

    builder.setLocatorRecord(new ArrayList<LocatorRecord>());
    for (int i = 0; i < locatorCount; i++) {
        builder.getLocatorRecord().add(LocatorRecordSerializer.getInstance().deserialize(buffer));
    }

    builder.setTimestamp(System.currentTimeMillis());

    return builder;
}

From source file:ezbake.services.graph.archive.TransactionIdGenerator.java

public TransactionIdGenerator(String interfaceName) {
    ByteBuffer buf = ByteBuffer.wrap(getMacAddress(interfaceName));
    serverId = buf.getInt();
    lastTime = -1L;//w w  w  . j a v a 2 s .  c o  m
    sequence = 0;
}

From source file:org.opendaylight.lispflowmapping.implementation.serializer.EidToLocatorRecordSerializer.java

public EidToLocatorRecord deserialize(ByteBuffer buffer) {
    EidToLocatorRecordBuilder builder = new EidToLocatorRecordBuilder();
    builder.setRecordTtl(buffer.getInt());
    byte locatorCount = (byte) ByteUtil.getUnsignedByte(buffer);
    builder.setMaskLength((short) ByteUtil.getUnsignedByte(buffer));
    byte actionAndAuthoritative = buffer.get();
    Action act = Action.forValue(actionAndAuthoritative >> 5);
    if (act == null) {
        act = Action.NoAction;/* ww w. j  a  va2s .c  om*/
    }
    builder.setAction(act);
    builder.setAuthoritative(ByteUtil.extractBit(actionAndAuthoritative, Flags.AUTHORITATIVE));
    buffer.position(buffer.position() + Length.RESERVED);
    builder.setMapVersion(buffer.getShort());

    LispAFIAddress afiAddress = LispAddressSerializer.getInstance().deserialize(buffer);
    LispAddressContainer container = LispAFIConvertor.toContainer(afiAddress);
    builder.setLispAddressContainer(container);

    builder.setLocatorRecord(new ArrayList<LocatorRecord>());
    for (int i = 0; i < locatorCount; i++) {
        builder.getLocatorRecord().add(LocatorRecordSerializer.getInstance().deserialize(buffer));
    }

    return builder.build();
}

From source file:MainClass.java

public void run() {

    ByteBuffer sizeb = ByteBuffer.allocate(4);
    try {/*ww  w  .  j  a  v  a 2  s .  c  o m*/
        while (sizeb.hasRemaining())
            in.read(sizeb);
        sizeb.flip();
        int howMany = sizeb.getInt();
        sizeb.clear();

        for (int i = 0; i < howMany; i++) {
            while (sizeb.hasRemaining())
                in.read(sizeb);
            sizeb.flip();
            int length = sizeb.getInt();
            sizeb.clear();

            ByteBuffer data = ByteBuffer.allocate(length);
            while (data.hasRemaining())
                in.read(data);

            BigInteger result = new BigInteger(data.array());
            System.out.println(result);
        }
    } catch (IOException ex) {
        System.err.println(ex);
    } finally {
        try {
            in.close();
        } catch (Exception ex) {
            // We tried
        }
    }
}

From source file:org.onlab.packet.ONOSLLDP.java

public Integer getPort() {
    ByteBuffer portBB = ByteBuffer.wrap(this.getPortId().getValue());
    portBB.position(1);// w w  w .j a  va2  s  .c om
    return portBB.getInt();
}

From source file:io.druid.query.aggregation.HyperloglogAggregatorFactory.java

@Override
public Object deserialize(Object object) {
    log.debug("class name: [%s]:value [%s]", object.getClass().getName(), object);

    final String k = (String) object;
    final byte[] ibmapByte = Base64.decodeBase64(k);

    final ByteBuffer buffer = ByteBuffer.wrap(ibmapByte);
    final int keylength = buffer.getInt();
    final int valuelength = buffer.getInt();

    TIntByteHashMap newIbMap;//from  ww  w. j a v  a  2 s.com

    if (keylength == 0) {
        newIbMap = new TIntByteHashMap();
    } else {
        final int[] keys = new int[keylength];
        final byte[] values = new byte[valuelength];

        for (int i = 0; i < keylength; i++) {
            keys[i] = buffer.getInt();
        }
        buffer.get(values);

        newIbMap = new TIntByteHashMap(keys, values);
    }

    return newIbMap;
}

From source file:edu.umass.cs.gigapaxos.paxospackets.PValuePacket.java

protected PValuePacket(ByteBuffer bbuf) throws UnsupportedEncodingException, UnknownHostException {
    super(bbuf);/* w w  w  .  j  av a  2 s .c  o m*/
    this.ballot = new Ballot(bbuf.getInt(), bbuf.getInt());
    this.recovery = bbuf.get() == (byte) 1;
    this.medianCheckpointedSlot = bbuf.getInt();
    this.noCoalesce = bbuf.get() == (byte) 1;
}

From source file:org.commoncrawl.hadoop.mergeutils.MergeSortSpillWriter.java

private static final int compareUsingRawComparator(RawKeyValueComparator comparator, byte[] keyValueData1,
        int offset1, byte[] keyValueData2, int offset2) throws IOException {

    ByteBuffer buffer = ByteBuffer.wrap(keyValueData1);
    int testKey1Length = buffer.getInt();
    int key1Length = getIntB(keyValueData1, offset1);
    int key1Offset = offset1 + 4;
    int value1Offset = key1Offset + key1Length + 4;

    int value1Length = getIntB(keyValueData1, key1Offset + key1Length);

    int key2Length = getIntB(keyValueData2, offset2);
    int key2Offset = offset2 + 4;
    int value2Offset = key2Offset + key2Length + 4;
    int value2Length = getIntB(keyValueData2, key2Offset + key2Length);

    return comparator.compareRaw(keyValueData1, key1Offset, key1Length, keyValueData2, key2Offset, key2Length,
            keyValueData1, value1Offset, value1Length, keyValueData2, value2Offset, value2Length);
}

From source file:net.jenet.Header.java

public void fromBuffer(ByteBuffer buffer) {
    peerID = buffer.getShort();/* w  w  w  .  ja  v a2 s . co m*/
    flags = buffer.get();
    commandCount = buffer.get();
    sentTime = buffer.getInt();
    challenge = buffer.getInt();
}

From source file:org.openhab.binding.ulux.internal.ump.messages.ControlMessage.java

private void parse(final ByteBuffer data) {
    final BigInteger controlFlags = BigInteger.valueOf(data.getInt());

    this.i2cPlugAndPlay = controlFlags.testBit(31);
    this.i2cHumidityChangeRequest = controlFlags.testBit(25);
    this.i2cTemperatureChangeRequest = controlFlags.testBit(24);
    this.motionSensorChangeRequest = controlFlags.testBit(11);
    this.keepAlive = controlFlags.testBit(10);
    this.changeFilter = controlFlags.testBit(9);
    this.frameAcknowledgement = controlFlags.testBit(8);
    this.volumeChangeRequest = controlFlags.testBit(5);
    this.pageChangeRequest = controlFlags.testBit(4);
    this.audioActiveChangeRequest = controlFlags.testBit(3);
    this.displayActiveChangeRequest = controlFlags.testBit(2);
    this.proximitySensorChangeRequest = controlFlags.testBit(1);
    this.lightSensorChangeRequest = controlFlags.testBit(0);

    boolean lockMode0 = controlFlags.testBit(12);
    boolean lockMode1 = controlFlags.testBit(13);
    if (lockMode0) {
        if (lockMode1) {
            this.lockMode = LockMode.ALL_LOGO;
        } else {/*  w  ww.j av a 2s  .  c  o m*/
            this.lockMode = LockMode.ALL; // TODO verify
        }
    } else {
        if (lockMode1) {
            this.lockMode = LockMode.NAVIGATION; // TODO verify
        } else {
            this.lockMode = LockMode.NONE;
        }
    }

    boolean backgroundLight0 = controlFlags.testBit(14);
    boolean backgroundLight1 = controlFlags.testBit(15);
    if (backgroundLight0) {
        if (backgroundLight1) {
            this.backgroundLight = BackgroundLight.ON;
        } else {
            this.backgroundLight = BackgroundLight.OFF; // TODO verify
        }
    } else {
        if (backgroundLight1) {
            this.backgroundLight = BackgroundLight.AUTO_NIGHT; // TODO
            // verify
        } else {
            this.backgroundLight = BackgroundLight.AUTO_DAY;
        }
    }
}