Example usage for java.nio ByteBuffer array

Introduction

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

Prototype

public final byte[] array() 

Source Link

Document

Returns the byte array which this buffer is based on, if there is one.

Usage

From source file:com.streamsets.pipeline.stage.origin.maprjson.MapRJsonOriginSource.java

private Record createRecordFromJSON(String lastSourceOffset, Document document) throws StageException {
    Record record;/*from  w w  w . j  a  va 2 s  . c om*/
    DataParser parser;

    try {
        if (jsonDataTypes.get(MAPR_ID) == Value.Type.BINARY) {
            String str;
            ByteBuffer bb = document.getIdBinary();

            switch (bb.array().length) {
            case 8:
                Long l = Bytes.toLong(bb.array());
                str = l.toString();
                break;
            case 4:
                Integer i = Bytes.toInt(bb.array());
                str = i.toString();
                break;

            case 2:
                Short s = Bytes.toShort(bb.array());
                str = s.toString();
                break;

            default:
                str = Bytes.toString(bb.array());
                break;
            }
            document.set(MAPR_ID, str);
        }

        if ((parser = parserFactory.getParser(lastSourceOffset, document.asJsonString())) == null) {
            LOG.error(Errors.MAPR_JSON_ORIGIN_05.getMessage());
            throw new OnRecordErrorException(Errors.MAPR_JSON_ORIGIN_05);
        }
    } catch (DataParserException ex) {
        LOG.error(Errors.MAPR_JSON_ORIGIN_05.getMessage(), ex);
        throw new OnRecordErrorException(Errors.MAPR_JSON_ORIGIN_05, ex);
    }

    try {
        record = parser.parse();
    } catch (IOException | DataParserException ex) {
        LOG.error(Errors.MAPR_JSON_ORIGIN_04.getMessage(), ex);
        throw new OnRecordErrorException(Errors.MAPR_JSON_ORIGIN_04, ex);
    }
    return record;

}

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

private byte[] contentPack(long creationTime, byte[] random, byte[] serverSecret, byte[] payload) {
    ByteBuffer buffer = ByteBuffer
            .allocate(8 + 1 + random.length + 1 + serverSecret.length + 1 + payload.length);
    buffer.putLong(creationTime);//from  ww w . j a v  a  2 s. c  om
    store(buffer, random);
    store(buffer, serverSecret);
    store(buffer, payload);
    return buffer.array();
}

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From source file:com.linkedin.pinot.core.segment.index.creator.SegmentGenerationWithBytesTypeTest.java

/**
 * Build Avro file containing serialized TDigest bytes.
 *
 * @param schema Schema of data (one fixed and one variable column)
 * @param _fixedExpected Serialized bytes of fixed length column are populated here
 * @param _varExpected Serialized bytes of variable length column are populated here
 * @throws IOException/*  w  w w .ja  va2  s  . c  o  m*/
 */
private void buildAvro(Schema schema, List<byte[]> _fixedExpected, List<byte[]> _varExpected)
        throws IOException {
    org.apache.avro.Schema avroSchema = AvroUtils.getAvroSchemaFromPinotSchema(schema);

    try (DataFileWriter<GenericData.Record> recordWriter = new DataFileWriter<>(
            new GenericDatumWriter<>(avroSchema))) {

        if (!new File(AVRO_DIR_NAME).mkdir()) {
            throw new RuntimeException("Unable to create test directory: " + AVRO_DIR_NAME);
        }

        recordWriter.create(avroSchema, new File(AVRO_DIR_NAME, AVRO_NAME));
        for (int i = 0; i < NUM_ROWS; i++) {
            GenericData.Record record = new GenericData.Record(avroSchema);

            TDigest tDigest = new TDigest(PercentileTDigestAggregationFunction.DEFAULT_TDIGEST_COMPRESSION);
            tDigest.add(_random.nextDouble());

            ByteBuffer buffer = ByteBuffer.allocate(tDigest.byteSize());
            tDigest.asBytes(buffer);
            _fixedExpected.add(buffer.array());

            buffer.flip();
            record.put(FIXED_BYTES_UNSORTED_COLUMN, buffer);

            if (i % 2 == 0) {
                tDigest.add(_random.nextDouble());
            }

            buffer = ByteBuffer.allocate(tDigest.byteSize());
            tDigest.asBytes(buffer);
            _varExpected.add(buffer.array());

            buffer.flip();
            record.put(VARIABLE_BYTES_COLUMN, buffer);

            recordWriter.append(record);
        }
    }
}

---

From source file:io.protostuff.JsonOutput.java

/**
 * Writes a ByteBuffer field.//w w w. j  a  va  2  s.c  o m
 */
@Override
public void writeBytes(int fieldNumber, ByteBuffer value, boolean repeated) throws IOException {
    writeByteRange(false, fieldNumber, value.array(), value.arrayOffset() + value.position(), value.remaining(),
            repeated);
}

---

From source file:de.micromata.genome.logging.spi.ifiles.IndexHeader.java

public void writeFileHeader(OutputStream os, File indexFile, IndexDirectory indexDirectory) throws IOException {
    indexDirectoryIdx = indexDirectory.createNewLogIdxFile(indexFile);
    ByteBuffer lbb = ByteBuffer.wrap(new byte[Long.BYTES]);
    ByteBuffer ibb = ByteBuffer.wrap(new byte[Integer.BYTES]);
    os.write(INDEX_FILE_TYPE);//  w  w  w.j a  v  a  2s. co m
    os.write(INDEX_FILE_VERSION);
    lbb.putLong(0, System.currentTimeMillis());
    os.write(lbb.array());
    ibb.putInt(0, indexDirectoryIdx);
    os.write(ibb.array());
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    for (Pair<String, Integer> headerp : headerOrder) {
        String hn = StringUtils.rightPad(headerp.getFirst(), HEADER_NAME_LENGTH);
        bout.write(hn.getBytes());
        ibb.putInt(0, headerp.getSecond());
        bout.write(ibb.array());
    }
    byte[] headerar = bout.toByteArray();
    int idxOffset = FILE_TYPE_LENGTH + FILE_VERSION_LENGTH + Long.BYTES /* timestamp */
            + Integer.BYTES /** indexDirectory */
            + Integer.BYTES /* indexOfset */
            + headerar.length;
    ibb.putInt(0, idxOffset);
    os.write(ibb.array());
    os.write(headerar);
    os.flush();
}

---

From source file:org.muckebox.android.net.DownloadRunnable.java

private void handleReceivedData(ByteBuffer data) throws IOException {
    if (!BufferUtils.isEmpty(data)) {
        mBytesTotal += data.position();/*from w  ww.j av  a  2s. co m*/

        if (mOutputStream != null) {
            mOutputStream.write(data.array(), 0, data.position());
        }

        Chunk chunk = new Chunk();

        chunk.bytesTotal = mBytesTotal;
        chunk.buffer = data;

        if (mHandler != null)
            mHandler.sendMessage(mHandler.obtainMessage(MESSAGE_DATA_RECEIVED, (int) mTrackId, 0, chunk));
    }

}

---

From source file:inti.util.Base64OutputByteBufferTest.java

public void writeSmallDataSmallBuffer(String str) throws Exception {
    byte[] data = new String(str).getBytes(UTF_8);
    int bufferSize = 32;
    ByteBuffer buffer;

    base64OutputByteBuffer = new Base64OutputByteBuffer(Base64OutputByteBuffer.DEFAULT_ALPHABET,
            Base64OutputByteBuffer.DEFAULT_PADDING, bufferSize);

    base64OutputByteBuffer.write(data);//from  ww w.ja  v a  2s. co  m
    base64OutputByteBuffer.flush();
    buffer = base64OutputByteBuffer.getByteBuffer();

    assertEquals(new Base64().encodeAsString(data), new String(buffer.array()).trim());

    base64OutputByteBuffer = new Base64OutputByteBuffer(Base64OutputByteBuffer.DEFAULT_ALPHABET,
            Base64OutputByteBuffer.DEFAULT_PADDING, bufferSize);

    for (int i = 0; i < data.length; i++) {
        base64OutputByteBuffer.write(data[i]);
    }
    base64OutputByteBuffer.flush();
    buffer = base64OutputByteBuffer.getByteBuffer();

    assertEquals(new Base64().encodeAsString(data), new String(buffer.array()).trim());

    if (data.length % 2 == 0) {
        base64OutputByteBuffer = new Base64OutputByteBuffer(Base64OutputByteBuffer.DEFAULT_ALPHABET,
                Base64OutputByteBuffer.DEFAULT_PADDING, bufferSize);

        for (int i = 0; i < data.length; i += 2) {
            base64OutputByteBuffer.write(new byte[] { data[i], data[i + 1] });
        }
        base64OutputByteBuffer.flush();
        buffer = base64OutputByteBuffer.getByteBuffer();

        assertEquals(new Base64().encodeAsString(data), new String(buffer.array()).trim());
    }
}

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From source file:edu.umn.cs.spatialHadoop.core.ZCurvePartitioner.java

@Override
public void write(DataOutput out) throws IOException {
    mbr.write(out);//from  ww  w .  j  av  a 2 s  .  c om
    out.writeInt(zSplits.length);
    ByteBuffer bbuffer = ByteBuffer.allocate(zSplits.length * 8);
    for (long zSplit : zSplits)
        bbuffer.putLong(zSplit);
    if (bbuffer.hasRemaining())
        throw new RuntimeException("Did not calculate buffer size correctly");
    out.write(bbuffer.array(), bbuffer.arrayOffset(), bbuffer.position());
}

---

From source file:com.all.networking.AbstractNetworkingService.java

private boolean write(IoSession session, NetworkingMessage networkingMessage) throws InterruptedException {
    String json = JsonConverter.toJson(networkingMessage);
    String encodedMessage = null;
    try {//from w  w  w . j  a v a 2  s.  co  m
        ByteBuffer byteBuffer = UTF_ENCODER.encode(CharBuffer.wrap(json));
        encodedMessage = new String(Base64.encode(byteBuffer.array()));
    } catch (CharacterCodingException e) {
        LOG.warn("Could not encode message with UTF-8.");
        encodedMessage = new String(Base64.encode(json.getBytes()));
    }
    WriteFuture future = session.write(encodedMessage);
    future.await();
    if (!future.isWritten()) {
        LOG.error("Could not send message through the network.", future.getException());
    }
    return future.isWritten();
}

---

From source file:com.cellngine.crypto.RSACipher.java

private byte[] encode(final BigInteger modulus, final BigInteger exponent) {
    final byte[] modulusEnc = modulus.toByteArray();
    final byte[] exponentEnc = exponent.toByteArray();
    final ByteBuffer buffer = ByteBuffer.allocate(2 * 4 + modulusEnc.length + exponentEnc.length);
    buffer.putInt(modulusEnc.length);//ww  w  .ja  v  a2 s . c  om
    buffer.put(modulusEnc);
    buffer.putInt(exponentEnc.length);
    buffer.put(exponentEnc);
    return buffer.array();
}

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