Package com.google.common.io

Examples of com.google.common.io.CountingOutputStream

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  public static final Log LOG = LogFactory.getLog(TestCellMessageCodec.class);

  @Test
  public void testEmptyWorks() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    MessageCodec cmc = new MessageCodec();
    Codec.Encoder encoder = cmc.getEncoder(dos);
    encoder.flush();
    dos.close();
    long offset = cos.getCount();
    assertEquals(0, offset);
    CountingInputStream cis = new CountingInputStream(new ByteArrayInputStream(baos.toByteArray()));
    DataInputStream dis = new DataInputStream(cis);
    Codec.Decoder decoder = cmc.getDecoder(dis);
    assertFalse(decoder.advance());
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  }

  @Test
  public void testOne() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    MessageCodec cmc = new MessageCodec();
    Codec.Encoder encoder = cmc.getEncoder(dos);
    final KeyValue kv =
      new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("q"), Bytes.toBytes("v"));
    encoder.write(kv);
    encoder.flush();
    dos.close();
    long offset = cos.getCount();
    CountingInputStream cis = new CountingInputStream(new ByteArrayInputStream(baos.toByteArray()));
    DataInputStream dis = new DataInputStream(cis);
    Codec.Decoder decoder = cmc.getDecoder(dis);
    assertTrue(decoder.advance()); // First read should pull in the KV
    assertFalse(decoder.advance()); // Second read should trip over the end-of-stream  marker and return false
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  }

  @Test
  public void testThree() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    MessageCodec cmc = new MessageCodec();
    Codec.Encoder encoder = cmc.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 = cmc.getDecoder(dis);
    assertTrue(decoder.advance());
    Cell c = decoder.current();
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public class TestCellCodec {

  @Test
  public void testEmptyWorks() 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);
    encoder.flush();
    dos.close();
    long offset = cos.getCount();
    assertEquals(0, offset);
    CountingInputStream cis =
      new CountingInputStream(new ByteArrayInputStream(baos.toByteArray()));
    DataInputStream dis = new DataInputStream(cis);
    Codec.Decoder decoder = codec.getDecoder(dis);
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  }

  @Test
  public void testOne() 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 kv =
      new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("q"), Bytes.toBytes("v"));
    kv.setMvccVersion(Long.MAX_VALUE);
    encoder.write(kv);
    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()); // First read should pull in the KV
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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());
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public class TestKeyValueCodecWithTags {

  @Test
  public void testKeyValueWithTag() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    Codec codec = new KeyValueCodecWithTags();
    Codec.Encoder encoder = codec.getEncoder(dos);
    final KeyValue kv1 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("1"), new Tag[] {
            new Tag((byte) 1, Bytes.toBytes("teststring1")),
            new Tag((byte) 2, Bytes.toBytes("teststring2")) });
    final KeyValue kv2 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("2"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("2"), new Tag[] { new Tag((byte) 1,
            Bytes.toBytes("teststring3")), });
    final KeyValue kv3 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("3"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("3"), new Tag[] {
            new Tag((byte) 2, Bytes.toBytes("teststring4")),
            new Tag((byte) 2, Bytes.toBytes("teststring5")),
            new Tag((byte) 1, Bytes.toBytes("teststring6")) });

    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();
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public class TestCellCodecWithTags {

  @Test
  public void testCellWithTag() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    Codec codec = new CellCodecWithTags();
    Codec.Encoder encoder = codec.getEncoder(dos);
    final Cell cell1 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("1"), new Tag[] {
            new Tag((byte) 1, Bytes.toBytes("teststring1")),
            new Tag((byte) 2, Bytes.toBytes("teststring2")) });
    final Cell cell2 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("2"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("2"), new Tag[] { new Tag((byte) 1,
            Bytes.toBytes("teststring3")), });
    final Cell cell3 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("3"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("3"), new Tag[] {
            new Tag((byte) 2, Bytes.toBytes("teststring4")),
            new Tag((byte) 2, Bytes.toBytes("teststring5")),
            new Tag((byte) 1, Bytes.toBytes("teststring6")) });

    encoder.write(cell1);
    encoder.write(cell2);
    encoder.write(cell3);
    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();
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public class TestKeyValueCodecWithTags {

  @Test
  public void testKeyValueWithTag() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    Codec codec = new KeyValueCodecWithTags();
    Codec.Encoder encoder = codec.getEncoder(dos);
    final KeyValue kv1 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("1"), new Tag[] {
            new Tag((byte) 1, Bytes.toBytes("teststring1")),
            new Tag((byte) 2, Bytes.toBytes("teststring2")) });
    final KeyValue kv2 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("2"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("2"), new Tag[] { new Tag((byte) 1,
            Bytes.toBytes("teststring3")), });
    final KeyValue kv3 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("3"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("3"), new Tag[] {
            new Tag((byte) 2, Bytes.toBytes("teststring4")),
            new Tag((byte) 2, Bytes.toBytes("teststring5")),
            new Tag((byte) 1, Bytes.toBytes("teststring6")) });

    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();
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public class TestCellCodecWithTags {

  @Test
  public void testCellWithTag() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CountingOutputStream cos = new CountingOutputStream(baos);
    DataOutputStream dos = new DataOutputStream(cos);
    Codec codec = new CellCodecWithTags();
    Codec.Encoder encoder = codec.getEncoder(dos);
    final Cell cell1 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("1"), new Tag[] {
            new Tag((byte) 1, Bytes.toBytes("teststring1")),
            new Tag((byte) 2, Bytes.toBytes("teststring2")) });
    final Cell cell2 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("2"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("2"), new Tag[] { new Tag((byte) 1,
            Bytes.toBytes("teststring3")), });
    final Cell cell3 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("3"),
        HConstants.LATEST_TIMESTAMP, Bytes.toBytes("3"), new Tag[] {
            new Tag((byte) 2, Bytes.toBytes("teststring4")),
            new Tag((byte) 2, Bytes.toBytes("teststring5")),
            new Tag((byte) 1, Bytes.toBytes("teststring6")) });

    encoder.write(cell1);
    encoder.write(cell2);
    encoder.write(cell3);
    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();
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