Example usage for java.nio ByteBuffer remaining

List of usage examples for java.nio ByteBuffer remaining

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Introduction

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

Prototype

public final int remaining()

Source Link

Document

Returns the number of remaining elements in this buffer, that is limit - position .

Usage

From source file:org.wso2.carbon.inbound.endpoint.protocol.http2.http2Encoder.java

@Override
public int write(ByteBuffer src) throws IOException {
    while (src.hasRemaining()) {
        byte[] b;
        b = new byte[src.remaining()];
        src.get(b);/*  w  w  w. j a  va  2 s  . c  om*/

        if (src.hasRemaining())
            encoder.writeData(chContext, streamId, Unpooled.wrappedBuffer(b), 0, false, promise);
        else {
            encoder.writeData(chContext, streamId, Unpooled.wrappedBuffer(b), 0, true, promise);
            isComplete = true;
        }

    }

    return src.position();
}

From source file:org.apache.avro.file.ZstandardCodec.java

@Override
public ByteBuffer decompress(ByteBuffer compressedData) throws IOException {
    ByteArrayOutputStream baos = getOutputBuffer(compressedData.remaining());
    InputStream bytesIn = new ByteArrayInputStream(compressedData.array(),
            compressedData.arrayOffset() + compressedData.position(), compressedData.remaining());
    InputStream ios = new ZstdCompressorInputStream(bytesIn);
    try {/*from   w w  w .  j  a va 2s  .  c  om*/
        IOUtils.copy(ios, baos);
    } finally {
        ios.close();
    }
    return ByteBuffer.wrap(baos.toByteArray());
}

From source file:org.apache.avro.file.XZCodec.java

@Override
public ByteBuffer compress(ByteBuffer data) throws IOException {
    ByteArrayOutputStream baos = getOutputBuffer(data.remaining());
    OutputStream ios = new XZCompressorOutputStream(baos, compressionLevel);
    writeAndClose(data, ios);/*  ww  w .  j a  v  a 2s.com*/
    return ByteBuffer.wrap(baos.toByteArray());
}

From source file:org.apache.cassandra.db.marshal.TimeUUIDType.java

public String getString(ByteBuffer bytes) {
    if (bytes.remaining() == 0) {
        return "";
    }/*from  w w w . jav a  2  s  .  c o  m*/
    if (bytes.remaining() != 16) {
        throw new MarshalException("UUIDs must be exactly 16 bytes");
    }
    UUID uuid = UUIDGen.getUUID(bytes);
    if (uuid.version() != 1) {
        throw new MarshalException("TimeUUID only makes sense with version 1 UUIDs");
    }
    return uuid.toString();
}

From source file:org.apache.avro.file.XZCodec.java

@Override
public ByteBuffer decompress(ByteBuffer data) throws IOException {
    ByteArrayOutputStream baos = getOutputBuffer(data.remaining());
    InputStream bytesIn = new ByteArrayInputStream(data.array(), data.arrayOffset() + data.position(),
            data.remaining());//from   ww  w. j  av  a  2  s. co m
    InputStream ios = new XZCompressorInputStream(bytesIn);
    try {
        IOUtils.copy(ios, baos);
    } finally {
        ios.close();
    }
    return ByteBuffer.wrap(baos.toByteArray());
}

From source file:org.apache.avro.file.BZip2Codec.java

@Override
public ByteBuffer compress(ByteBuffer uncompressedData) throws IOException {

    ByteArrayOutputStream baos = getOutputBuffer(uncompressedData.remaining());
    BZip2CompressorOutputStream outputStream = new BZip2CompressorOutputStream(baos);

    try {/*from  w ww  .j a  va2 s  . co  m*/
        outputStream.write(uncompressedData.array(), uncompressedData.position(), uncompressedData.remaining());
    } finally {
        outputStream.close();
    }

    ByteBuffer result = ByteBuffer.wrap(baos.toByteArray());
    return result;
}

From source file:org.codice.alliance.libs.mpegts.MpegTsDecoderImpl.java

private byte[] getByteBufferAsBytes(final ByteBuffer buffer) {
    final byte[] bytes = new byte[buffer.remaining()];
    buffer.get(bytes);/*from  w  w w .j  av  a  2s. c  om*/
    return bytes;
}

From source file:com.acciente.oacc.encryptor.jasypt.LegacyJasyptPasswordEncryptor.java

private byte[] getCleanedBytes(char[] password) {
    final char[] normalizedChars = TextNormalizer.getInstance().normalizeToNfc(password);
    final ByteBuffer byteBuffer = StandardCharsets.UTF_8.encode(CharBuffer.wrap(normalizedChars));
    final byte[] byteArray = new byte[byteBuffer.remaining()];
    byteBuffer.get(byteArray);/* www  .j a v  a  2 s  .  c  o  m*/
    Arrays.fill(byteBuffer.array(), (byte) 0);
    return byteArray;
}

From source file:org.apache.cassandra.db.marshal.TimeUUIDType.java

public int compare(ByteBuffer o1, ByteBuffer o2) {
    if (o1.remaining() == 0) {
        return o2.remaining() == 0 ? 0 : -1;
    }/*from   w  w  w  .j  av a2s.  c o m*/
    if (o2.remaining() == 0) {
        return 1;
    }
    int res = compareTimestampBytes(o1, o2);
    if (res != 0)
        return res;
    return o1.compareTo(o2);
}

From source file:Base64Encoder.java

private boolean out(ByteBuffer bb, int outValue) {
    if (bb.remaining() > 0) {
        bb.put((byte) outValue);
        return true;
    } else {// w w w  .  java2  s .  c o  m
        excessByte = Byte.valueOf((byte) outValue);
        return false;
    }
}