org.iq80.leveldb.table

Class BlockIterator

java.lang.Object

org.iq80.leveldb.table.BlockIterator

All Implemented Interfaces:

com.google.common.collect.PeekingIterator<Map.Entry<Slice,Slice>>, Iterator<Map.Entry<Slice,Slice>>, SeekingIterator<Slice,Slice>

public class BlockIterator
extends Object
implements SeekingIterator<Slice,Slice>

Constructor Summary

Constructors

Constructor and Description
BlockIterator(Slice data, Slice restartPositions, Comparator<Slice> comparator)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
BlockEntry	next()
BlockEntry	peek()
void	remove()
void	seek(Slice targetKey) Repositions the iterator so the key of the next BlockElement returned greater than or equal to the specified targetKey.
void	seekToFirst() Repositions the iterator so the beginning of this block.

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 Detail

BlockIterator

public BlockIterator(Slice data,
                     Slice restartPositions,
                     Comparator<Slice> comparator)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Map.Entry<Slice,Slice>>

peek

public BlockEntry peek()

Specified by:

peek in interface com.google.common.collect.PeekingIterator<Map.Entry<Slice,Slice>>

next

public BlockEntry next()

Specified by:

next in interface com.google.common.collect.PeekingIterator<Map.Entry<Slice,Slice>>

Specified by:

next in interface Iterator<Map.Entry<Slice,Slice>>

remove

public void remove()

Specified by:

remove in interface com.google.common.collect.PeekingIterator<Map.Entry<Slice,Slice>>

Specified by:

remove in interface Iterator<Map.Entry<Slice,Slice>>

seekToFirst

public void seekToFirst()

Repositions the iterator so the beginning of this block.

Specified by:

seekToFirst in interface SeekingIterator<Slice,Slice>

seek

public void seek(Slice targetKey)

Repositions the iterator so the key of the next BlockElement returned greater than or equal to the specified targetKey.

Specified by:

seek in interface SeekingIterator<Slice,Slice>