Package org.apache.hadoop.hbase.codec

Examples of org.apache.hadoop.hbase.codec.Codec$Encoder

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  @Test
  public void testThree() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    Codec codec = new CellCodec();
    Codec.Encoder encoder = codec.getEncoder(dos);
    final KeyValue kv1 =
      new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"), Bytes.toBytes("1"));
    final KeyValue kv2 =
      new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("2"), Bytes.toBytes("2"));
    final KeyValue kv3 =
      new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("3"), Bytes.toBytes("3"));
    encoder.write(kv1);
    encoder.write(kv2);
    encoder.write(kv3);
    encoder.flush();
    dos.close();
    long offset = cos.getCount();
    CountingInputStream cis =
      new CountingInputStream(new ByteArrayInputStream(baos.toByteArray()));
    DataInputStream dis = new DataInputStream(cis);
    Codec.Decoder decoder = codec.getDecoder(dis);
    assertTrue(decoder.advance());
    Cell c = decoder.current();
    assertTrue(CellComparator.equals(c, kv1));
    assertTrue(decoder.advance());
    c = decoder.current();
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    pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
    pHandler.startElement("", BASE_64_TAG, BASE_64_TAG, ZERO_ATTRIBUTES);
    byte[] buffer = (byte[]) pObject;
    if (buffer.length > 0) {
      char[] charBuffer = new char[buffer.length >= 1024 ? 1024 : ((buffer.length+3)/4)*4];
      Encoder encoder = new Base64.SAXEncoder(charBuffer, 0, null, pHandler);
      try {
        encoder.write(buffer, 0, buffer.length);
        encoder.flush();
      } catch (Base64.SAXIOException e) {
        throw e.getSAXException();
      } catch (IOException e) {
        throw new SAXException(e);
      }
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  public void write(final ContentHandler pHandler, Object pObject) throws SAXException {
    pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
    pHandler.startElement("", SERIALIZABLE_TAG, EX_SERIALIZABLE_TAG, ZERO_ATTRIBUTES);
    char[] buffer = new char[1024];
    Encoder encoder = new Base64.SAXEncoder(buffer, 0, null, pHandler);
    try {
      OutputStream ostream = new EncoderOutputStream(encoder);
      ObjectOutputStream oos = new ObjectOutputStream(ostream);
      oos.writeObject(pObject);
      oos.close();
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    pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
    pHandler.startElement("", BASE_64_TAG, BASE_64_TAG, ZERO_ATTRIBUTES);
    byte[] buffer = (byte[]) pObject;
    if (buffer.length > 0) {
      char[] charBuffer = new char[buffer.length >= 1024 ? 1024 : ((buffer.length+3)/4)*4];
      Encoder encoder = new Base64.SAXEncoder(charBuffer, 0, null, pHandler);
      try {
        encoder.write(buffer, 0, buffer.length);
        encoder.flush();
      } catch (Base64.SAXIOException e) {
        throw e.getSAXException();
      } catch (IOException e) {
        throw new SAXException(e);
      }
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  public void write(final ContentHandler pHandler, Object pObject) throws SAXException {
    pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
    pHandler.startElement("", SERIALIZABLE_TAG, EX_SERIALIZABLE_TAG, ZERO_ATTRIBUTES);
    char[] buffer = new char[1024];
    Encoder encoder = new Base64.SAXEncoder(buffer, 0, null, pHandler);
    try {
      OutputStream ostream = new EncoderOutputStream(encoder);
      ObjectOutputStream oos = new ObjectOutputStream(ostream);
      oos.writeObject(pObject);
      oos.close();
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  public void write(final ContentHandler pHandler, Object pObject) throws SAXException {
    pHandler.startElement("", VALUE_TAG, VALUE_TAG, ZERO_ATTRIBUTES);
    pHandler.startElement("", BASE_64_TAG, BASE_64_TAG, ZERO_ATTRIBUTES);
    byte[] buffer = (byte[]) pObject;
    char[] charBuffer = new char[buffer.length >= 1024 ? 1024 : ((buffer.length+3)/4)*4];
    Encoder encoder = new Base64.SAXEncoder(charBuffer, 0, null, pHandler);
    try {
      encoder.write(buffer, 0, buffer.length);
      encoder.flush();
    } catch (Base64.SAXIOException e) {
      throw e.getSAXException();
    } catch (IOException e) {
      throw new SAXException(e);
    }
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