org.apache.iotdb.tsfile.encoding.encoder

Class IntGorillaEncoder

java.lang.Object

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

org.apache.iotdb.tsfile.encoding.encoder.GorillaEncoderV2

org.apache.iotdb.tsfile.encoding.encoder.IntGorillaEncoder

Direct Known Subclasses:

SinglePrecisionEncoderV2

public class IntGorillaEncoder
extends GorillaEncoderV2

This class includes code modified from Michael Burman's gorilla-tsc project.

Copyright: 2016-2018 Michael Burman and/or other contributors

Project page: https://github.com/burmanm/gorilla-tsc

License: http://www.apache.org/licenses/LICENSE-2.0

Field Summary

Fields inherited from class org.apache.iotdb.tsfile.encoding.encoder.GorillaEncoderV2

bitsLeft, firstValueWasWritten, storedLeadingZeros, storedTrailingZeros

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

MAX_POINT_NUMBER, MAX_STRING_LENGTH

Constructor Summary

Constructors

Constructor and Description
IntGorillaEncoder()

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.
int	getOneItemMaxSize() When encoder accepts a new incoming data point, the maximal possible size in byte it takes to store in memory.
protected void	reset()

Methods inherited from class org.apache.iotdb.tsfile.encoding.encoder.GorillaEncoderV2

flipByte, getMaxByteSize, skipBit, writeBit, writeBits

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

IntGorillaEncoder

public IntGorillaEncoder()

Method Detail

getOneItemMaxSize

public final int getOneItemMaxSize()

Description copied from class: Encoder

When encoder accepts a new incoming data point, the maximal possible size in byte it takes to store in memory.

Overrides:

getOneItemMaxSize in class Encoder

Returns:

the maximal possible size of one data item encoded by this encoder

encode

public final void encode(int value,
                         ByteArrayOutputStream out)

Overrides:

encode in class Encoder

flush

public void flush(ByteArrayOutputStream out)

Description copied from class: Encoder

Write all values buffered in memory cache to OutputStream.

Specified by:

flush in class Encoder

Parameters:

out - - ByteArrayOutputStream

reset

protected void reset()

Overrides:

reset in class GorillaEncoderV2