Package org.apache.iceberg.parquet

Class BaseColumnIterator

java.lang.Object

org.apache.iceberg.parquet.BaseColumnIterator

Direct Known Subclasses:

ColumnIterator, VectorizedColumnIterator

public abstract class BaseColumnIterator
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected long	advanceNextPageCount
protected org.apache.parquet.column.ColumnDescriptor	desc
protected org.apache.parquet.column.Dictionary	dictionary
protected org.apache.parquet.column.page.PageReader	pageSource
protected long	triplesCount
protected long	triplesRead

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseColumnIterator(org.apache.parquet.column.ColumnDescriptor descriptor)

Method Summary

Modifier and Type	Method	Description
protected void	advance()
boolean	hasNext()
protected abstract BasePageIterator	pageIterator()
void	setPageSource(org.apache.parquet.column.page.PageReader source)

Methods inherited from class java.lang.Object

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

Field Detail

desc

protected final org.apache.parquet.column.ColumnDescriptor desc

pageSource

protected org.apache.parquet.column.page.PageReader pageSource

triplesCount

protected long triplesCount

triplesRead

protected long triplesRead

advanceNextPageCount

protected long advanceNextPageCount

dictionary

protected org.apache.parquet.column.Dictionary dictionary

Constructor Detail

BaseColumnIterator

protected BaseColumnIterator(org.apache.parquet.column.ColumnDescriptor descriptor)

Method Detail

setPageSource

public void setPageSource(org.apache.parquet.column.page.PageReader source)

pageIterator

protected abstract BasePageIterator pageIterator()

advance

protected void advance()

hasNext

public boolean hasNext()