How to use

getEncoder

method

in

org.apache.hadoop.hbase.codec.KeyValueCodec

@Test
public void testEmptyWorks() throws IOException {
 ByteArrayOutputStream baos = new ByteArrayOutputStream();
 CountingOutputStream cos = new CountingOutputStream(baos);
 DataOutputStream dos = new DataOutputStream(cos);
 KeyValueCodec kvc = new KeyValueCodec();
 Codec.Encoder encoder = kvc.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 = kvc.getDecoder(dis);
 assertFalse(decoder.advance());
 dis.close();
 assertEquals(0, cis.getCount());
}

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

DataOutputStream dos = new DataOutputStream(cos);
KeyValueCodec kvc = new KeyValueCodec();
Codec.Encoder encoder = kvc.getEncoder(dos);
final KeyValue kv1 =
 new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"), Bytes.toBytes("1"));

@Test
public void testEmptyWorks() throws IOException {
 ByteArrayOutputStream baos = new ByteArrayOutputStream();
 CountingOutputStream cos = new CountingOutputStream(baos);
 DataOutputStream dos = new DataOutputStream(cos);
 KeyValueCodec kvc = new KeyValueCodec();
 Codec.Encoder encoder = kvc.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 = kvc.getDecoder(dis);
 assertFalse(decoder.advance());
 dis.close();
 assertEquals(0, cis.getCount());
}

@Test
public void testEmptyWorks() throws IOException {
 ByteArrayOutputStream baos = new ByteArrayOutputStream();
 CountingOutputStream cos = new CountingOutputStream(baos);
 DataOutputStream dos = new DataOutputStream(cos);
 KeyValueCodec kvc = new KeyValueCodec();
 Codec.Encoder encoder = kvc.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 = kvc.getDecoder(dis);
 assertFalse(decoder.advance());
 dis.close();
 assertEquals(0, cis.getCount());
}

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

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

DataOutputStream dos = new DataOutputStream(cos);
KeyValueCodec kvc = new KeyValueCodec();
Codec.Encoder encoder = kvc.getEncoder(dos);
final KeyValue kv1 =
 new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"), Bytes.toBytes("1"));

DataOutputStream dos = new DataOutputStream(cos);
KeyValueCodec kvc = new KeyValueCodec();
Codec.Encoder encoder = kvc.getEncoder(dos);
final KeyValue kv1 =
 new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"), Bytes.toBytes("1"));