com.j_spaces.kernel.list

Class MultiStoredList<T>

java.lang.Object

com.j_spaces.kernel.list.MultiStoredList<T>

All Implemented Interfaces:

IObjectsList, IScanListIterator<T>

Direct Known Subclasses:

FifoGroupsMultiList

public class MultiStoredList<T>
extends Object
implements IScanListIterator<T>

List of stored lists. Used to create a union of several lists. For example for matching a collection of values. Note:The list doesn't support multithreaded.

Since:

8.0

Version:

1.0

Author:

anna

Constructor Summary

Constructors

Constructor and Description
MultiStoredList()
MultiStoredList(List<IObjectsList> multiList, boolean fifoScan)
MultiStoredList(List<IObjectsList> multiList, boolean fifoScan, boolean alternatingThread)

Method Summary

Modifier and Type	Method and Description
void	add(IObjectsList l)
MultiStoredList	createCopyForAlternatingThread() create a shallow copy ready for alternating thread usage
boolean	equals(Object o)
List<IObjectsList>	getAllLists()
int	getAlreadyMatchedFixedPropertyIndexPos() if the scan is on a property index, currently supported for extended index
protected IScanListIterator<T>	getCurrentList()
int	hashCode()
boolean	hasNext()
boolean	hasSize()
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 ?
boolean	isMultiListsIterator() does this iter contain multiple lists
T	next()
protected IScanListIterator<T>	prepareListIterator(IObjectsList list)
void	releaseScan() release SLHolder for this scan
void	remove()
int	size()

Methods inherited from class java.lang.Object

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

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

getAlreadyMatchedIndexPath, isExtensionIndex

Constructor Detail

MultiStoredList

public MultiStoredList()

MultiStoredList

public MultiStoredList(List<IObjectsList> multiList,
                       boolean fifoScan)

MultiStoredList

public MultiStoredList(List<IObjectsList> multiList,
                       boolean fifoScan,
                       boolean alternatingThread)

Method Detail

add

public void add(IObjectsList l)

hasNext

public boolean hasNext()

Specified by:

hasNext in interface IScanListIterator<T>

next

public T next()

Specified by:

next in interface IScanListIterator<T>

remove

public void remove()

releaseScan

public void releaseScan()

Description copied from interface: IScanListIterator

release SLHolder for this scan

Specified by:

releaseScan in interface IScanListIterator<T>

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<T>

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<T>

isIterator

public boolean isIterator()

Description copied from interface: IObjectsList

is the list an iterator or basic list ?

Specified by:

isIterator in interface IObjectsList

prepareListIterator

protected IScanListIterator<T> prepareListIterator(IObjectsList list)

getCurrentList

protected IScanListIterator<T> getCurrentList()

getAllLists

public List<IObjectsList> getAllLists()

isMultiListsIterator

public boolean isMultiListsIterator()

does this iter contain multiple lists

Specified by:

isMultiListsIterator in interface IScanListIterator<T>

createCopyForAlternatingThread

public MultiStoredList createCopyForAlternatingThread()

create a shallow copy ready for alternating thread usage

Specified by:

createCopyForAlternatingThread in interface IScanListIterator<T>

Returns:

a new shallow copyed IScanListIterator ready for alternating thread usage NOTE!! should be called before first hasNext() call

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hasSize

public boolean hasSize()

Specified by:

hasSize in interface IScanListIterator<T>

Returns:

true if the iterator knows its size, and size() can be called.

size

public int size()

Specified by:

size in interface IScanListIterator<T>