Example usage for java.nio ByteBuffer putShort

List of usage examples for java.nio ByteBuffer putShort

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Introduction

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

Prototype

public abstract ByteBuffer putShort(short value);

Source Link

Document

Writes the given short to the current position and increases the position by 2.

Usage

From source file:de.hpi.fgis.hdrs.Triple.java

public static void writeTripleHeader(ByteBuffer out, Triple t) {
    out.putShort(t.getSubjectLength());
    out.putShort(t.getPredicateLength());
    out.putInt(t.getObjectLength());/*from   w w  w  .  ja  va2 s .c om*/
    out.putInt(t.getMultiplicity());
}

From source file:com.sm.connector.server.ServerStore.java

public void writeExistBlock(CacheBlock<byte[]> block) throws IOException {
    ByteBuffer dataBuf = ByteBuffer.wrap(block.getData());
    // don't use flip() before it write when use wrap
    //dataBuf.flip();
    dataChannel.write(dataBuf, block.getDataOffset());
    long pos = OFFSET + (long) block.getRecordNo() * RECORD_SIZE;
    int off = 9;/*from w w w  . j  a v a  2s.c  o m*/
    ByteBuffer buf = ByteBuffer.allocate(RECORD_SIZE - off);
    buf.putLong(block.getDataOffset2Len());
    buf.putLong(block.getBlock2Version());
    buf.putShort(block.getNode());
    // must flip() before it write
    buf.flip();
    indexChannel.write(buf, pos + off);
}

From source file:de.hpi.fgis.hdrs.Triple.java

public static void writeTriple(ByteBuffer buffer, Triple t) {
    buffer.putShort(t.getSubjectLength());
    buffer.putShort(t.getPredicateLength());
    buffer.putInt(t.getObjectLength());/*from   w w  w.j  a v  a  2 s  . co  m*/
    buffer.putInt(t.getMultiplicity());
    if (0 < t.getSubjectLength())
        buffer.put(t.getBuffer(), t.getOffset(), t.getSubjectLength());
    if (0 < t.getPredicateLength())
        buffer.put(t.getBuffer(), t.getPredicateOffset(), t.getPredicateLength());
    if (0 < t.getObjectLength())
        buffer.put(t.getBuffer(), t.getObjectOffset(), t.getObjectLength());
}

From source file:voldemort.store.cachestore.impl.LogChannel.java

private void writeIndexBlock(long keyOffset2Len, int record, long dataOffset2Len, short nodeId,
        long block2Version, byte status) throws IOException {
    long pos = OFFSET + (long) record * RECORD_SIZE;
    checkFileSize(pos, RECORD_SIZE);/* w  ww.  j a  va 2  s  . c o  m*/
    ByteBuffer buf = ByteBuffer.allocate(RECORD_SIZE);
    buf.put(status);
    buf.putLong(keyOffset2Len);
    buf.putLong(dataOffset2Len);
    buf.putLong(block2Version);
    buf.putShort(nodeId);
    buf.flip();
    getIndexChannel().write(buf, pos);
}

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

@Override
protected void addData(final ByteBuffer buffer) {
    BigInteger initFlags = BigInteger.valueOf(0);

    if (this.reset) {
        initFlags = initFlags.setBit(15);
        initFlags = initFlags.setBit(14);
        initFlags = initFlags.setBit(13);
        initFlags = initFlags.setBit(12);
    }/*w  w  w. j  ava2  s.co  m*/
    if (this.initRequest) {
        initFlags = initFlags.setBit(6);
    }
    if (this.timeRequest) {
        initFlags = initFlags.setBit(5);
    }

    buffer.putShort(initFlags.shortValue());
    buffer.putShort((short) 0x5AA5);
}

From source file:au.org.ala.delta.io.BinFile.java

public void writeShort(short value) {
    ByteBuffer buffer = ByteBuffer.allocate(2);
    buffer.order(ByteOrder.LITTLE_ENDIAN);
    buffer.putShort(value);
    writeBytes(buffer);/*from  www . ja va  2  s .  c o  m*/
}

From source file:com.sm.connector.server.ServerStore.java

private void writeIndexBlock(CacheBlock<byte[]> block, long keyOffset2Len, FileChannel channel)
        throws IOException {
    long pos = OFFSET + (long) block.getRecordNo() * RECORD_SIZE;
    checkFileSize(pos, RECORD_SIZE);/*from  ww  w  . j a v a2  s  . c o  m*/
    ByteBuffer buf = ByteBuffer.allocate(RECORD_SIZE);
    buf.put(block.getStatus());
    buf.putLong(keyOffset2Len);
    buf.putLong(block.getDataOffset2Len());
    buf.putLong(block.getBlock2Version());
    buf.putShort(block.getNode());
    buf.flip();
    channel.write(buf, pos);
}

From source file:org.opendaylight.netvirt.ipv6service.utils.Ipv6ServiceUtils.java

public byte[] convertIpv6HeaderToByte(Ipv6Header ip6Pdu) {
    byte[] data = new byte[128];
    Arrays.fill(data, (byte) 0);

    ByteBuffer buf = ByteBuffer.wrap(data);
    long flowLabel = (((long) (ip6Pdu.getVersion() & 0x0f) << 28) | (ip6Pdu.getFlowLabel() & 0x0fffffff));
    buf.putInt((int) flowLabel);
    buf.putShort((short) ip6Pdu.getIpv6Length().intValue());
    buf.put((byte) ip6Pdu.getNextHeader().shortValue());
    buf.put((byte) ip6Pdu.getHopLimit().shortValue());
    try {/*from  w  ww .  ja v  a2s.c o  m*/
        byte[] baddr = InetAddress.getByName(ip6Pdu.getSourceIpv6().getValue()).getAddress();
        buf.put(baddr);
        baddr = InetAddress.getByName(ip6Pdu.getDestinationIpv6().getValue()).getAddress();
        buf.put(baddr);
    } catch (UnknownHostException e) {
        LOG.error("convertIpv6HeaderToByte: Failed to serialize src, dest address", e);
    }
    return data;
}

From source file:org.opendaylight.netvirt.ipv6service.utils.Ipv6ServiceUtils.java

public byte[] convertEthernetHeaderToByte(EthernetHeader ethPdu) {
    byte[] data = new byte[16];
    Arrays.fill(data, (byte) 0);

    ByteBuffer buf = ByteBuffer.wrap(data);
    buf.put(bytesFromHexString(ethPdu.getDestinationMac().getValue().toString()));
    buf.put(bytesFromHexString(ethPdu.getSourceMac().getValue().toString()));
    buf.putShort((short) ethPdu.getEthertype().intValue());
    return data;//from   w w w  .j a  v a 2s.c om
}

From source file:com.github.ambry.utils.UtilsTest.java

@Test
public void testReadStrings() throws IOException {
    // good case//  w w w . j a  va 2  s . c o m
    ByteBuffer buffer = ByteBuffer.allocate(10);
    buffer.putShort((short) 8);
    String s = getRandomString(8);
    buffer.put(s.getBytes());
    buffer.flip();
    String outputString = Utils.readShortString(new DataInputStream(new ByteBufferInputStream(buffer)));
    Assert.assertEquals(s, outputString);
    // 0-length
    buffer.rewind();
    buffer.putShort(0, (short) 0);
    outputString = Utils.readShortString(new DataInputStream(new ByteBufferInputStream(buffer)));
    Assert.assertTrue(outputString.isEmpty());

    // failed case
    buffer.rewind();
    buffer.putShort((short) 10);
    buffer.put(s.getBytes());
    buffer.flip();
    try {
        outputString = Utils.readShortString(new DataInputStream(new ByteBufferInputStream(buffer)));
        Assert.assertTrue(false);
    } catch (IllegalArgumentException e) {
        Assert.assertTrue(true);
    }
    buffer.rewind();
    buffer.putShort(0, (short) -1);
    try {
        outputString = Utils.readShortString(new DataInputStream(new ByteBufferInputStream(buffer)));
        Assert.fail("Should have encountered exception with negative length.");
    } catch (IllegalArgumentException e) {
    }

    // good case
    buffer = ByteBuffer.allocate(40004);
    buffer.putInt(40000);
    s = getRandomString(40000);
    buffer.put(s.getBytes());
    buffer.flip();
    outputString = Utils.readIntString(new DataInputStream(new ByteBufferInputStream(buffer)),
            StandardCharsets.UTF_8);
    Assert.assertEquals(s, outputString);
    // 0-length
    buffer.rewind();
    buffer.putInt(0, 0);
    outputString = Utils.readShortString(new DataInputStream(new ByteBufferInputStream(buffer)));
    Assert.assertTrue(outputString.isEmpty());

    // failed case
    buffer.rewind();
    buffer.putInt(50000);
    buffer.put(s.getBytes());
    buffer.flip();
    try {
        outputString = Utils.readIntString(new DataInputStream(new ByteBufferInputStream(buffer)),
                StandardCharsets.UTF_8);
        fail("Should have failed");
    } catch (IllegalArgumentException e) {
        // expected.
    }

    buffer.rewind();
    buffer.putInt(0, -1);
    try {
        Utils.readIntString(new DataInputStream(new ByteBufferInputStream(buffer)), StandardCharsets.UTF_8);
        Assert.fail("Should have encountered exception with negative length.");
    } catch (IllegalArgumentException e) {
        // expected.
    }
}