Package com.arcadedb.index.lsm

Class LSMTreeIndexCursor

java.lang.Object

com.arcadedb.index.lsm.LSMTreeIndexCursor

All Implemented Interfaces:

Cursor, IndexCursor, Iterable<Identifiable>, Iterator<Identifiable>

public class LSMTreeIndexCursor
extends Object
implements IndexCursor

Index cursor doesn't remove the deleted entries.

Constructor Summary

Constructors

Constructor	Description
LSMTreeIndexCursor(LSMTreeIndexMutable index, boolean ascendingOrder)
LSMTreeIndexCursor(LSMTreeIndexMutable index, boolean ascendingOrder, Object[] fromKeys, boolean beginKeysInclusive, Object[] toKeys, boolean endKeysInclusive)

Method Summary

Modifier and Type	Method	Description
void	close()
String	dumpStats()
BinaryComparator	getComparator()
Object[]	getKeys()
byte[]	getKeyTypes()
Identifiable	getRecord()
int	getScore()
boolean	hasNext()
Iterator<Identifiable>	iterator()
RID	next()
long	size()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Constructor Detail

LSMTreeIndexCursor

public LSMTreeIndexCursor(LSMTreeIndexMutable index,
                          boolean ascendingOrder)
                   throws IOException

Throws:

IOException

LSMTreeIndexCursor

public LSMTreeIndexCursor(LSMTreeIndexMutable index,
                          boolean ascendingOrder,
                          Object[] fromKeys,
                          boolean beginKeysInclusive,
                          Object[] toKeys,
                          boolean endKeysInclusive)
                   throws IOException

Throws:

IOException

Method Detail

dumpStats

public String dumpStats()

Specified by:

dumpStats in interface IndexCursor

getComparator

public BinaryComparator getComparator()

Specified by:

getComparator in interface IndexCursor

getKeyTypes

public byte[] getKeyTypes()

Specified by:

getKeyTypes in interface IndexCursor

size

public long size()

Specified by:

size in interface Cursor

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Identifiable>

next

public RID next()

Specified by:

next in interface Iterator<Identifiable>

getKeys

public Object[] getKeys()

Specified by:

getKeys in interface IndexCursor

getRecord

public Identifiable getRecord()

Specified by:

getRecord in interface IndexCursor

getScore

public int getScore()

Specified by:

getScore in interface IndexCursor

close

public void close()

Specified by:

close in interface IndexCursor

iterator

public Iterator<Identifiable> iterator()

Specified by:

iterator in interface Iterable<Identifiable>