Package org.apache.iceberg.util

Class SortedMerge<T>

java.lang.Object

org.apache.iceberg.io.CloseableGroup

org.apache.iceberg.util.SortedMerge<T>

Type Parameters:

T - the type of objects produced by this Iterable

All Implemented Interfaces:

Closeable, AutoCloseable, Iterable<T>, CloseableIterable<T>

public class SortedMerge<T>
extends CloseableGroup
implements CloseableIterable<T>

An Iterable that merges the items from other Iterables in order.

This assumes that the Iterables passed in produce items in sorted order.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.iceberg.io.CloseableIterable

CloseableIterable.ConcatCloseableIterable<E>

Constructor Summary

Constructors

Constructor	Description
SortedMerge(Comparator<T> comparator, List<CloseableIterable<T>> iterables)

Method Summary

Modifier and Type	Method	Description
CloseableIterator<T>	iterator()	Returns a closeable iterator over elements of type T.
static <C extends Comparable<C>> CloseableIterable<C>	of(Iterable<C> left, Iterable<C> right)
static <C extends Comparable<C>> CloseableIterable<C>	of(List<Iterable<C>> iterables)

Methods inherited from class org.apache.iceberg.io.CloseableGroup

addCloseable, addCloseable, close, setSuppressCloseFailure

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

SortedMerge

public SortedMerge(Comparator<T> comparator,
 List<CloseableIterable<T>> iterables)

Method Details

of

public static <C extends Comparable<C>>
CloseableIterable<C> of(Iterable<C> left,
 Iterable<C> right)

of

public static <C extends Comparable<C>>
CloseableIterable<C> of(List<Iterable<C>> iterables)

iterator

public CloseableIterator<T> iterator()

Description copied from interface: CloseableIterable

Returns a closeable iterator over elements of type T.

Specified by:

iterator in interface CloseableIterable<T>

Specified by:

iterator in interface Iterable<T>

Returns:

an CloseableIterator.