Package com.j_spaces.kernel

Class HashedSimpleLockIStoredList<T>

java.lang.Object

com.j_spaces.kernel.AbstractStoredList<T>

com.j_spaces.kernel.SimpleLockStoredList<T>

com.j_spaces.kernel.HashedSimpleLockIStoredList<T>

All Implemented Interfaces:

IHashEntry<Object,IStoredList<T>>, ICollection<T>, IStoredList<T>, IObjectsList, Iterable<T>

public class HashedSimpleLockIStoredList<T>
extends SimpleLockStoredList<T>

hash-backed Read/Write Lock version of StoredList to be used with JDK 1.5+

Field Summary

Fields inherited from class com.j_spaces.kernel.SimpleLockStoredList

lock

Fields inherited from class com.j_spaces.kernel.AbstractStoredList

m_AllOccupiedPos, m_BasicOccupied, m_Head, m_LastChunk, m_LastPos, m_Size, m_Support_Random_Scans, m_Tail, MINIMAL_NUMBER_TO_HANDLE_POSITIONS, NUMBER_OF_OCCUPIED_POS_QUOTA, SCAN_LIMIT

Constructor Summary

Constructors

Constructor	Description
HashedSimpleLockIStoredList(boolean Support_Random_Scans)

Method Summary

Modifier and Type	Method	Description
IObjectInfo<T>	add(T subject)	store an element
boolean	contains(T obj)	is this object contained in the SL ?
void	remove(IObjectInfo<T> oi)	remove an element described by ObjectInfo
boolean	removeByObject(T obj)	given an object scan the list, find it and remove it, returns true if found

Methods inherited from class com.j_spaces.kernel.SimpleLockStoredList

addUnlocked, getHashCode, getHead, getKey, getObjectFromHead, getValue, invalidate, isEmpty, isInvalid, isNativeHashEntry, iterate, nextPos, optimizeScanForSingleObject, removeUnlocked, size

Methods inherited from class com.j_spaces.kernel.AbstractStoredList

contains_impl, dump, establishListScan, establishListScan, freeSLHolder, isIterator, isMultiObjectCollection, iterator, iterator, next, remove_impl, removeByObject_impl, store_impl, storeBeforeCeiling_impl

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

Constructor Details

HashedSimpleLockIStoredList

public HashedSimpleLockIStoredList(boolean Support_Random_Scans)

Method Details

add

public IObjectInfo<T> add(T subject)

store an element

Specified by:

add in interface ICollection<T>

Overrides:

add in class SimpleLockStoredList<T>

Parameters:

subject - element to store.

Returns:

an information node representing the inserted element; null if StoredList has been invalidated.

remove

public void remove(IObjectInfo<T> oi)

remove an element described by ObjectInfo

Specified by:

remove in interface IStoredList<T>

Overrides:

remove in class SimpleLockStoredList<T>

Parameters:

oi - an existing element between Tail and Head

removeByObject

public boolean removeByObject(T obj)

given an object scan the list, find it and remove it, returns true if found

Specified by:

removeByObject in interface ICollection<T>

Overrides:

removeByObject in class SimpleLockStoredList<T>

Parameters:

obj - element to remove

Returns:

true if object was removed; false otherwise (if element wasn't found)

contains

public boolean contains(T obj)

is this object contained in the SL ?

Specified by:

contains in interface ICollection<T>

Overrides:

contains in class SimpleLockStoredList<T>

Parameters:

obj - the element to search for

Returns:

true if element exists in the StoredList; false otherwise.