com.facebook.presto.parquet.batchreader.decoders.rle

Class BinaryRLEDictionaryValuesDecoder

java.lang.Object

com.facebook.presto.parquet.batchreader.decoders.rle.BaseRLEBitPackedDecoder

com.facebook.presto.parquet.batchreader.decoders.rle.BinaryRLEDictionaryValuesDecoder

All Implemented Interfaces:

ValuesDecoder, ValuesDecoder.BinaryValuesDecoder

public class BinaryRLEDictionaryValuesDecoder
extends BaseRLEBitPackedDecoder
implements ValuesDecoder.BinaryValuesDecoder

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BinaryRLEDictionaryValuesDecoder.RLEValueBuffer

Nested classes/interfaces inherited from class com.facebook.presto.parquet.batchreader.decoders.rle.BaseRLEBitPackedDecoder

BaseRLEBitPackedDecoder.Mode

Nested classes/interfaces inherited from interface com.facebook.presto.parquet.batchreader.decoders.ValuesDecoder.BinaryValuesDecoder

ValuesDecoder.BinaryValuesDecoder.ValueBuffer

Nested classes/interfaces inherited from interface com.facebook.presto.parquet.batchreader.decoders.ValuesDecoder

ValuesDecoder.BinaryValuesDecoder, ValuesDecoder.BooleanValuesDecoder, ValuesDecoder.Int32ValuesDecoder, ValuesDecoder.Int64TimestampMicrosValuesDecoder, ValuesDecoder.Int64ValuesDecoder, ValuesDecoder.TimestampValuesDecoder

Field Summary

Fields inherited from class com.facebook.presto.parquet.batchreader.decoders.rle.BaseRLEBitPackedDecoder

currentBuffer, currentCount, currentValue, mode

Constructor Summary

Constructors

Constructor and Description
BinaryRLEDictionaryValuesDecoder(int bitWidth, InputStream inputStream, BinaryBatchDictionary dictionary)

Method Summary

Modifier and Type	Method and Description
long	getRetainedSizeInBytes()
int	readIntoBuffer(byte[] byteBuffer, int bufferIndex, int[] offsets, int offsetIndex, ValuesDecoder.BinaryValuesDecoder.ValueBuffer valueBuffer)
ValuesDecoder.BinaryValuesDecoder.ValueBuffer	readNext(int length)
void	skip(int length)

Methods inherited from class com.facebook.presto.parquet.batchreader.decoders.rle.BaseRLEBitPackedDecoder

decode

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryRLEDictionaryValuesDecoder

public BinaryRLEDictionaryValuesDecoder(int bitWidth,
                                        InputStream inputStream,
                                        BinaryBatchDictionary dictionary)

Method Detail

readNext

public ValuesDecoder.BinaryValuesDecoder.ValueBuffer readNext(int length)
                                                       throws IOException

Specified by:

readNext in interface ValuesDecoder.BinaryValuesDecoder

Throws:

IOException

readIntoBuffer

public int readIntoBuffer(byte[] byteBuffer,
                          int bufferIndex,
                          int[] offsets,
                          int offsetIndex,
                          ValuesDecoder.BinaryValuesDecoder.ValueBuffer valueBuffer)

Specified by:

readIntoBuffer in interface ValuesDecoder.BinaryValuesDecoder

skip

public void skip(int length)
          throws IOException

Specified by:

skip in interface ValuesDecoder.BinaryValuesDecoder

Throws:

IOException

getRetainedSizeInBytes

public long getRetainedSizeInBytes()

Specified by:

getRetainedSizeInBytes in interface ValuesDecoder

Overrides:

getRetainedSizeInBytes in class BaseRLEBitPackedDecoder