org.apache.parquet.column.values.dictionary

Class PlainValuesDictionary

java.lang.Object

org.apache.parquet.column.Dictionary

org.apache.parquet.column.values.dictionary.PlainValuesDictionary

Direct Known Subclasses:

PlainValuesDictionary.PlainBinaryDictionary, PlainValuesDictionary.PlainDoubleDictionary, PlainValuesDictionary.PlainFloatDictionary, PlainValuesDictionary.PlainIntegerDictionary, PlainValuesDictionary.PlainLongDictionary

public abstract class PlainValuesDictionary
extends Dictionary

a simple implementation of dictionary for plain encoded values

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PlainValuesDictionary.PlainBinaryDictionary a simple implementation of dictionary for plain encoded binary
static class	PlainValuesDictionary.PlainDoubleDictionary a simple implementation of dictionary for plain encoded double values
static class	PlainValuesDictionary.PlainFloatDictionary a simple implementation of dictionary for plain encoded float values
static class	PlainValuesDictionary.PlainIntegerDictionary a simple implementation of dictionary for plain encoded integer values
static class	PlainValuesDictionary.PlainLongDictionary a simple implementation of dictionary for plain encoded long values

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PlainValuesDictionary(DictionaryPage dictionaryPage)

Method Summary

Methods inherited from class org.apache.parquet.column.Dictionary

decodeToBinary, decodeToBoolean, decodeToDouble, decodeToFloat, decodeToInt, decodeToLong, getEncoding, getMaxId

Methods inherited from class java.lang.Object

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

Constructor Detail

PlainValuesDictionary

protected PlainValuesDictionary(DictionaryPage dictionaryPage)
                         throws IOException

Parameters:

dictionaryPage - the PLAIN encoded content of the dictionary

Throws:

IOException - if there is an exception while decoding the dictionary page