Package org.apache.cassandra.utils

Class AbstractIterator<V>

java.lang.Object

org.apache.cassandra.utils.AbstractIterator<V>

All Implemented Interfaces:

com.google.common.collect.PeekingIterator<V>, AutoCloseable, Iterator<V>, CloseableIterator<V>

Direct Known Subclasses:

AbstractTokenTreeBuilder.LevelIterator, AbstractUnfilteredRowIterator, AutoResumingNodeScoreIterator, BruteForceRowIdIterator, KeyIterator, LazilyInitializedUnfilteredRowIterator, MergeIterator, MergePrimaryKeyWithScoreIterator, MerkleTree.TreeRangeIterator, NeighborQueueRowIdIterator, NodeScoreToRowIdWithScoreIterator, PriorityQueueIterator, RangeCommandIterator, RowIdToPrimaryKeyWithScoreIterator, SSTableScanner.BaseKeyScanningIterator, SSTableSimpleIterator, StorageAttachedIndexSearcher.ScoreOrderedResultRetriever, ThrottledUnfilteredIterator

public abstract class AbstractIterator<V>
extends Object
implements Iterator<V>, com.google.common.collect.PeekingIterator<V>, CloseableIterator<V>

Constructor Summary

Constructors

Constructor	Description
AbstractIterator()

Method Summary

Modifier and Type	Method	Description
void	close()
protected abstract V	computeNext()
protected V	endOfData()
boolean	hasNext()
V	next()
V	peek()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Details

AbstractIterator

public AbstractIterator()

Method Details

endOfData

protected V endOfData()

computeNext

protected abstract V computeNext()

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<V>

next

public V next()

Specified by:

next in interface Iterator<V>

Specified by:

next in interface com.google.common.collect.PeekingIterator<V>

peek

public V peek()

Specified by:

peek in interface com.google.common.collect.PeekingIterator<V>

remove

public void remove()

Specified by:

remove in interface Iterator<V>

Specified by:

remove in interface com.google.common.collect.PeekingIterator<V>

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface CloseableIterator<V>