Package com.orientechnologies.orient.core.index

Class OIndexAbstractCursor

java.lang.Object

com.orientechnologies.orient.core.index.OIndexAbstractCursor

All Implemented Interfaces:

OIndexCursor, Iterator<OIdentifiable>

Direct Known Subclasses:

OIndexCursorStream

public abstract class OIndexAbstractCursor
extends Object
implements OIndexCursor

Since:

4/24/14

Author:

Andrey Lomakin (a.lomakin-at-orientdb.com)

Field Summary

Fields

Modifier and Type	Field	Description
protected int	prefetchSize

Constructor Summary

Constructors

Constructor	Description
OIndexAbstractCursor()

Method Summary

Modifier and Type	Method	Description
int	getPrefetchSize()
boolean	hasNext()
OIdentifiable	next()
void	remove()
void	setPrefetchSize(int prefetchSize)	Set number of records to fetch for the next call to next() or nextEntry().
Set<Map.Entry<Object,OIdentifiable>>	toEntries()	Accumulates and returns all entries of index inside of data subset of cursor.
Set<Object>	toKeys()	Accumulates and returns all keys of index inside of data subset of cursor.
Set<OIdentifiable>	toValues()	Accumulates and returns all values of index inside of data subset of cursor.

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

Methods inherited from interface com.orientechnologies.orient.core.index.OIndexCursor

nextEntry

Field Details

prefetchSize

protected int prefetchSize

Constructor Details

OIndexAbstractCursor

public OIndexAbstractCursor()

Method Details

toValues

public Set<OIdentifiable> toValues()

Description copied from interface: OIndexCursor

Accumulates and returns all values of index inside of data subset of cursor.

Specified by:

toValues in interface OIndexCursor

Returns:

all values of index inside of data subset of cursor.

toEntries

public Set<Map.Entry<Object,OIdentifiable>> toEntries()

Description copied from interface: OIndexCursor

Accumulates and returns all entries of index inside of data subset of cursor.

Specified by:

toEntries in interface OIndexCursor

Returns:

all entries of index inside of data subset of cursor.

toKeys

public Set<Object> toKeys()

Description copied from interface: OIndexCursor

Accumulates and returns all keys of index inside of data subset of cursor.

Specified by:

toKeys in interface OIndexCursor

Returns:

all keys of index inside of data subset of cursor.

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<OIdentifiable>

next

public OIdentifiable next()

Specified by:

next in interface Iterator<OIdentifiable>

remove

public void remove()

Specified by:

remove in interface Iterator<OIdentifiable>

getPrefetchSize

public int getPrefetchSize()

setPrefetchSize

public void setPrefetchSize(int prefetchSize)

Description copied from interface: OIndexCursor

Set number of records to fetch for the next call to next() or nextEntry().

Specified by:

setPrefetchSize in interface OIndexCursor

Parameters:

prefetchSize - Number of records to prefetch. -1 = prefetch using default settings.