org.apache.iotdb.tsfile.encoding.encoder

Class IntZigzagEncoder

java.lang.Object

org.apache.iotdb.tsfile.encoding.encoder.Encoder

org.apache.iotdb.tsfile.encoding.encoder.IntZigzagEncoder

public class IntZigzagEncoder
extends Encoder

Encoder for int value using Zigzag . For more information, see https://gist.github.com/mfuerstenau/ba870a29e16536fdbaba

Field Summary

Fields inherited from class org.apache.iotdb.tsfile.encoding.encoder.Encoder

MAX_POINT_NUMBER, MAX_STRING_LENGTH

Constructor Summary

Constructors

Constructor and Description
IntZigzagEncoder()

Method Summary

Modifier and Type	Method and Description
void	encode(int value, ByteArrayOutputStream out)
void	flush(ByteArrayOutputStream out) Write all values buffered in memory cache to OutputStream.
long	getMaxByteSize() The maximal possible memory size occupied by current Encoder.

Methods inherited from class org.apache.iotdb.tsfile.encoding.encoder.Encoder

encode, encode, encode, encode, encode, encode, encode, getOneItemMaxSize, getType, setType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IntZigzagEncoder

public IntZigzagEncoder()

Method Detail

encode

public void encode(int value,
                   ByteArrayOutputStream out)

Overrides:

encode in class Encoder

flush

public void flush(ByteArrayOutputStream out)
           throws IOException

Description copied from class: Encoder

Write all values buffered in memory cache to OutputStream.

Specified by:

flush in class Encoder

Parameters:

out - - ByteArrayOutputStream

Throws:

IOException - cannot flush to OutputStream

getMaxByteSize

public long getMaxByteSize()

Description copied from class: Encoder

The maximal possible memory size occupied by current Encoder. This statistic value doesn't involve OutputStream.

Overrides:

getMaxByteSize in class Encoder

Returns:

the maximal size of possible memory occupied by current encoder