Package com.arcadedb.index.lsm

Class LSMTreeIndexUnderlyingAbstractCursor

java.lang.Object

com.arcadedb.index.lsm.LSMTreeIndexUnderlyingAbstractCursor

Direct Known Subclasses:

LSMTreeIndexUnderlyingCompactedSeriesCursor, LSMTreeIndexUnderlyingPageCursor

public abstract class LSMTreeIndexUnderlyingAbstractCursor
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	ascendingOrder
protected LSMTreeIndexAbstract	index
protected byte[]	keyTypes
protected BinarySerializer	serializer
protected int	totalKeys

Constructor Summary

Constructors

Constructor	Description
LSMTreeIndexUnderlyingAbstractCursor(LSMTreeIndexAbstract index, byte[] keyTypes, int totalKeys, boolean ascendingOrder)

Method Summary

Modifier and Type	Method	Description
void	close()
abstract PageId	getCurrentPageId()
abstract int	getCurrentPositionInPage()
abstract Object[]	getKeys()
abstract RID[]	getValue()
abstract boolean	hasNext()
abstract void	next()

Methods inherited from class java.lang.Object

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

Field Detail

index

protected final LSMTreeIndexAbstract index

keyTypes

protected final byte[] keyTypes

serializer

protected final BinarySerializer serializer

totalKeys

protected final int totalKeys

ascendingOrder

protected final boolean ascendingOrder

Constructor Detail

LSMTreeIndexUnderlyingAbstractCursor

public LSMTreeIndexUnderlyingAbstractCursor(LSMTreeIndexAbstract index,
                                            byte[] keyTypes,
                                            int totalKeys,
                                            boolean ascendingOrder)

Method Detail

hasNext

public abstract boolean hasNext()

next

public abstract void next()

getKeys

public abstract Object[] getKeys()

getValue

public abstract RID[] getValue()

getCurrentPageId

public abstract PageId getCurrentPageId()

getCurrentPositionInPage

public abstract int getCurrentPositionInPage()

close

public void close()