com.orientechnologies.lucene.collections

Class OLuceneIndexCursor

java.lang.Object

com.orientechnologies.lucene.collections.OLuceneIndexCursor

All Implemented Interfaces:

OIndexCursor, Iterator<OIdentifiable>

public class OLuceneIndexCursor
extends Object
implements OIndexCursor

Created by frank on 03/05/2017.

Constructor Summary

Constructors

Constructor and Description
OLuceneIndexCursor(OLuceneResultSet resultSet, Object key)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
OIdentifiable	next()
Map.Entry<Object,OIdentifiable>	nextEntry() Returns nextEntry element in subset of index data which should be iterated by given cursor.
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

Constructor Detail

OLuceneIndexCursor

public OLuceneIndexCursor(OLuceneResultSet resultSet,
                          Object key)

Method Detail

nextEntry

public Map.Entry<Object,OIdentifiable> nextEntry()

Description copied from interface: OIndexCursor

Returns nextEntry element in subset of index data which should be iterated by given cursor.

Specified by:

nextEntry in interface OIndexCursor

Returns:

nextEntry element in subset of index data which should be iterated by given cursor or null if all data are iterated.

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.

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.

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>