Package com.j_spaces.kernel.list

Class RwlLocksPool

java.lang.Object

com.j_spaces.kernel.list.RwlLocksPool

All Implemented Interfaces:

IReusableResourcePool<ReadWriteLock>

public class RwlLocksPool
extends Object
implements IReusableResourcePool<ReadWriteLock>

Maintains a pool of ReadWriteLock lockers, used by SLs in order to avoid creating an expensive lock per SL (i.e.- index value) used by classes like RwlSegmentedStoredList or RwlStoredList in order to reduce memory footprint.

Since:

5.0

Version:

1.0

Author:

Yechiel Fefer

Constructor Summary

Constructors

Constructor	Description
RwlLocksPool(int numLocks)

Method Summary

Modifier and Type	Method	Description
ReadWriteLock	getResource()
ReadWriteLock	getResource(int index)
int	size()	get the number of resources in the pool

Methods inherited from class java.lang.Object

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

Constructor Details

RwlLocksPool

public RwlLocksPool(int numLocks)

Method Details

getResource

public ReadWriteLock getResource(int index)

Specified by:

getResource in interface IReusableResourcePool<ReadWriteLock>

Returns:

specific resource from the pool

getResource

public ReadWriteLock getResource()

Specified by:

getResource in interface IReusableResourcePool<ReadWriteLock>

Returns:

one of the resources in the pool

size

public int size()

get the number of resources in the pool

Specified by:

size in interface IReusableResourcePool<ReadWriteLock>

Returns:

pool-size