com.facebook.presto.hive.parquet.dictionary

Class ParquetDictionaryReader

java.lang.Object

parquet.column.values.ValuesReader

com.facebook.presto.hive.parquet.dictionary.ParquetDictionaryReader

public class ParquetDictionaryReader
extends parquet.column.values.ValuesReader

Constructor Summary

Constructors

Constructor and Description
ParquetDictionaryReader(ParquetDictionary dictionary)

Method Summary

Modifier and Type	Method and Description
void	initFromPage(int valueCount, byte[] page, int offset)
parquet.io.api.Binary	readBytes()
double	readDouble()
float	readFloat()
int	readInteger()
long	readLong()
int	readValueDictionaryId()
void	skip()

Methods inherited from class parquet.column.values.ValuesReader

getNextOffset, readBoolean

Methods inherited from class java.lang.Object

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

Constructor Detail

ParquetDictionaryReader

public ParquetDictionaryReader(ParquetDictionary dictionary)

Method Detail

initFromPage

public void initFromPage(int valueCount,
                         byte[] page,
                         int offset)
                  throws IOException

Specified by:

initFromPage in class parquet.column.values.ValuesReader

Throws:

IOException

readValueDictionaryId

public int readValueDictionaryId()

Overrides:

readValueDictionaryId in class parquet.column.values.ValuesReader

readBytes

public parquet.io.api.Binary readBytes()

Overrides:

readBytes in class parquet.column.values.ValuesReader

readFloat

public float readFloat()

Overrides:

readFloat in class parquet.column.values.ValuesReader

readDouble

public double readDouble()

Overrides:

readDouble in class parquet.column.values.ValuesReader

readInteger

public int readInteger()

Overrides:

readInteger in class parquet.column.values.ValuesReader

readLong

public long readLong()

Overrides:

readLong in class parquet.column.values.ValuesReader

skip

public void skip()

Specified by:

skip in class parquet.column.values.ValuesReader