Example usage for java.nio ByteBuffer put

Introduction

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

Prototype

public ByteBuffer put(ByteBuffer src)

Source Link

Document

Writes all the remaining bytes of the src byte buffer to this buffer's current position, and increases both buffers' position by the number of bytes copied.

Usage

From source file:com.buaa.cfs.nfs3.FileHandle.java

private long bytesToLong(byte[] data) {
    ByteBuffer buffer = ByteBuffer.allocate(8);
    for (int i = 0; i < 8; i++) {
        buffer.put(data[i]);
    }//from  w  w w  .  jav a  2  s. co m
    buffer.flip();// need flip
    return buffer.getLong();
}

From source file:com.jivesoftware.os.rcvs.api.keys.SymetricalHashableKeyTest.java

License:asdf

public long bytesLong(byte[] bytes) {
    ByteBuffer buffer = ByteBuffer.allocate(8);
    buffer.put(bytes);
    buffer.flip(); //need flip
    return buffer.getLong();
}

From source file:com.alibaba.zonda.logger.server.writer.OutputStreamManager.java

public void writeWithLength(byte[] data, String tag) throws IOException {
    lock.readLock().lock();//  w  w  w .j  ava  2s .  c o m
    try {
        LogOutputStream os = getOutputStream(tag);
        ByteBuffer bf = ByteBuffer.allocate(4 + data.length);
        bf.put(BytesUtil.intToBytes(data.length));
        bf.put(data);
        bf.flip();
        IOUtils.write(bf.array(), os.getStream());
        os.addBytesWritten(4 + data.length);
        os.getStream().flush();
    } finally {
        lock.readLock().unlock();
    }
}

From source file:jnative.io.AIO.java

private ByteBuffer getDirect(ByteBuffer buf) {
    if (buf instanceof DirectBuffer)
        return buf;

    int pos = buf.position();
    int lim = buf.limit();
    assert (pos <= lim);
    int rem = (pos <= lim ? lim - pos : 0);
    ByteBuffer bb = ByteBuffer.allocate(rem);
    bb.put(buf);
    bb.flip();/*from   w w  w  . j  a  v a  2  s  .c o m*/
    return bb;
}

From source file:org.brekka.phalanx.core.services.impl.PasswordBasedCryptoServiceImpl.java

@Override
@Transactional(propagation = Propagation.REQUIRED)
public PasswordedCryptoData encrypt(Object obj, String password) {
    CryptoProfile cryptoProfile = cryptoProfileService.retrieveDefault();
    byte[] data = toBytes(obj);

    DigestResult digestResult = phoenixDigest.digest(data, cryptoProfile);
    byte[] digest = digestResult.getDigest();

    ByteBuffer dataBuffer = ByteBuffer.allocate(data.length + digest.length);
    dataBuffer.put(digest);
    dataBuffer.put(data);//  ww w.  j  a  v  a  2 s  .c o m
    data = dataBuffer.array();

    byte[] key = toKey(password);

    DerivedKey derivedKey = phoenixDerived.apply(key, cryptoProfile);
    SymmetricCryptoSpec symmetricCryptoSpec = phoenixSymmetric.toSymmetricCryptoSpec(derivedKey);

    CryptoResult<SymmetricCryptoSpec> cryptoResult = phoenixSymmetric.encrypt(data, symmetricCryptoSpec);

    PasswordedCryptoData encryptedData = new PasswordedCryptoData();
    encryptedData.setData(cryptoResult.getCipherText());
    encryptedData.setSalt(derivedKey.getSalt());
    encryptedData.setProfile(cryptoProfile.getNumber());
    cryptoDataDAO.create(encryptedData);
    return encryptedData;
}

From source file:com.offbynull.portmapper.pcp.PeerPcpRequest.java

@Override
protected void dumpOpCodeSpecificInformation(ByteBuffer dst) {
    dst.put(mappingNonce.asReadOnlyBuffer());
    dst.put((byte) protocol);

    for (int i = 0; i < 3; i++) { // reserved block
        dst.put((byte) 0);
    }/*w  ww  .j av  a2s. c  om*/

    dst.putShort((short) internalPort);
    dst.putShort((short) suggestedExternalPort);
    dst.put(NetworkUtils.convertToIpv6Array(suggestedExternalIpAddress));
    dst.putShort((short) remotePeerPort);

    for (int i = 0; i < 2; i++) { // reserved block
        dst.put((byte) 0);
    }

    dst.put(NetworkUtils.convertToIpv6Array(remotePeerIpAddress));
}

From source file:com.github.ambry.commons.BlobId.java

@Override
public byte[] toBytes() {
    ByteBuffer idBuf = ByteBuffer.allocate(sizeInBytes());
    idBuf.putShort(version);//  ww w.  j av a 2  s. c  o  m
    idBuf.put(partitionId.getBytes());
    idBuf.putInt(uuid.getBytes().length);
    idBuf.put(uuid.getBytes());
    return idBuf.array();
}

From source file:com.codeabovelab.dm.common.security.token.SignedTokenServiceBackend.java

private void store(ByteBuffer buffer, byte[] arr) {
    buffer.put((byte) arr.length);
    buffer.put(arr);
}

From source file:org.jmangos.sniffer.handler.PKTLogHandler.java

@Override
public void init() {
    final String date = String.format("%X", System.currentTimeMillis());
    final ByteBuffer buffer = ByteBuffer.allocate(66);
    buffer.order(ByteOrder.LITTLE_ENDIAN);
    buffer.put("PKT".getBytes());
    buffer.put((byte) 1);
    buffer.put((byte) 3);
    buffer.put((byte) 12);
    buffer.putInt(this.build);
    buffer.put("xxXX".getBytes());
    buffer.put(this.keyReader.getKey());
    buffer.putInt((int) (System.currentTimeMillis() / 1000L));
    buffer.putInt(0);/*ww  w  . j a v  a2s .c om*/
    buffer.putInt(0);
    try {
        this.fous = new DataOutputStream(new FileOutputStream(new File(this.build + "_" + date + ".pkt")));
        this.fous.write(buffer.array());
        setInit(true);
    } catch (final FileNotFoundException e) {
        e.printStackTrace();
    } catch (final IOException e) {
        e.printStackTrace();
    }
}

From source file:Base64Encoder.java

private boolean out(ByteBuffer bb, int outValue) {
    if (bb.remaining() > 0) {
        bb.put((byte) outValue);
        return true;
    } else {//from  ww w  .  j a va 2s  . c  om
        excessByte = Byte.valueOf((byte) outValue);
        return false;
    }
}