Package com.j_spaces.core.cache.fifoGroup

Class FifoGroupsScanByGeneralIndexIterator

java.lang.Object

com.j_spaces.core.cache.fifoGroup.FifoGroupsScanByGeneralIndexIterator

All Implemented Interfaces:

IFifoGroupIterator<IEntryCacheInfo>, IObjectsList, IScanListIterator<IEntryCacheInfo>

public class FifoGroupsScanByGeneralIndexIterator
extends Object
implements IFifoGroupIterator<IEntryCacheInfo>

TODO add Javadoc

Since:

9.0

Version:

1.0

Author:

Yechiel Fefer

Constructor Summary

Constructors

Constructor	Description
FifoGroupsScanByGeneralIndexIterator(TypeDataIndex<Object> f_g_index, IStoredList<IEntryCacheInfo> entries)
FifoGroupsScanByGeneralIndexIterator(TypeDataIndex<Object> f_g_index, IStoredList<IEntryCacheInfo> entries, Object onlyGroupValue)

Method Summary

Modifier and Type	Method	Description
int	getAlreadyMatchedFixedPropertyIndexPos()	if the scan is on a property index, currently supported for extended index
boolean	hasNext()
boolean	isAlreadyMatched()	is the entry returned already matched against the searching template currently is true if the underlying scan made by CacheManager::EntriesIter
boolean	isIterator()	is the list an iterator or basic list ?
IEntryCacheInfo	next()
void	nextGroup()	move to next group-value
void	releaseScan()	release SLHolder for this scan
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.j_spaces.kernel.list.IScanListIterator

createCopyForAlternatingThread, getAlreadyMatchedIndexPath, hasSize, isExtensionIndex, isMultiListsIterator, noRematchNeeded, size

Constructor Details

FifoGroupsScanByGeneralIndexIterator

public FifoGroupsScanByGeneralIndexIterator(TypeDataIndex<Object> f_g_index,
 IStoredList<IEntryCacheInfo> entries)

FifoGroupsScanByGeneralIndexIterator

public FifoGroupsScanByGeneralIndexIterator(TypeDataIndex<Object> f_g_index,
 IStoredList<IEntryCacheInfo> entries,
 Object onlyGroupValue)

Method Details

hasNext

public boolean hasNext()
                throws SAException

Specified by:

hasNext in interface IScanListIterator<IEntryCacheInfo>

Throws:

SAException

next

public IEntryCacheInfo next()
                     throws SAException

Specified by:

next in interface IScanListIterator<IEntryCacheInfo>

Throws:

SAException

nextGroup

public void nextGroup()
               throws SAException

move to next group-value

Specified by:

nextGroup in interface IFifoGroupIterator<IEntryCacheInfo>

Throws:

SAException

remove

public void remove()

releaseScan

public void releaseScan()
                 throws SAException

release SLHolder for this scan

Specified by:

releaseScan in interface IScanListIterator<IEntryCacheInfo>

Throws:

SAException

getAlreadyMatchedFixedPropertyIndexPos

public int getAlreadyMatchedFixedPropertyIndexPos()

Description copied from interface: IScanListIterator

if the scan is on a property index, currently supported for extended index

Specified by:

getAlreadyMatchedFixedPropertyIndexPos in interface IScanListIterator<IEntryCacheInfo>

isAlreadyMatched

public boolean isAlreadyMatched()

Description copied from interface: IScanListIterator

is the entry returned already matched against the searching template currently is true if the underlying scan made by CacheManager::EntriesIter

Specified by:

isAlreadyMatched in interface IScanListIterator<IEntryCacheInfo>

isIterator

public boolean isIterator()

Description copied from interface: IObjectsList

is the list an iterator or basic list ?

Specified by:

isIterator in interface IObjectsList