org.apache.parquet.column.page

Class DataPage

java.lang.Object

org.apache.parquet.column.page.Page

org.apache.parquet.column.page.DataPage

Direct Known Subclasses:

DataPageV1, DataPageV2

public abstract class DataPage
extends Page

one data page in a chunk

Author:

Julien Le Dem

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	DataPage.Visitor<T>

Method Summary

Modifier and Type	Method and Description
abstract <T> T	accept(DataPage.Visitor<T> visitor)
int	getValueCount()

Methods inherited from class org.apache.parquet.column.page.Page

getCompressedSize, getUncompressedSize

Methods inherited from class java.lang.Object

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

Method Detail

getValueCount

public int getValueCount()

Returns:

the number of values in that page

accept

public abstract <T> T accept(DataPage.Visitor<T> visitor)