org.jboss.cache.util.concurrent.locks

Class AbstractSharedLockContainer<E>

java.lang.Object

org.jboss.cache.util.concurrent.locks.AbstractSharedLockContainer<E>

All Implemented Interfaces:

LockContainer<E>

Direct Known Subclasses:

OwnableReentrantSharedLockContainer, ReentrantSharedLockContainer

@ThreadSafe
public abstract class AbstractSharedLockContainer<E>
extends Object
implements LockContainer<E>

A container for locks. Used with lock striping.

Since:

3.0

Author:

Manik Surtani (manik AT jboss DOT org)

Constructor Summary

Constructors

Constructor and Description
AbstractSharedLockContainer()

Method Summary

Methods

Modifier and Type	Method and Description
void	acquireLock(E object)
boolean	acquireLock(E object, long timeout, TimeUnit unit)
protected int	calculateNumberOfSegments(int concurrencyLevel)
protected abstract void	initLocks(int numLocks)
void	releaseLock(E object)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.cache.util.concurrent.locks.LockContainer

getLock, getNumLocksHeld, isLocked, ownsLock, reset, size

Constructor Detail

AbstractSharedLockContainer

public AbstractSharedLockContainer()

Method Detail

calculateNumberOfSegments

protected int calculateNumberOfSegments(int concurrencyLevel)

initLocks

protected abstract void initLocks(int numLocks)

acquireLock

public void acquireLock(E object)

Specified by:

acquireLock in interface LockContainer<E>

acquireLock

public boolean acquireLock(E object,
                  long timeout,
                  TimeUnit unit)
                    throws InterruptedException

Specified by:

acquireLock in interface LockContainer<E>

Throws:

InterruptedException

releaseLock

public void releaseLock(E object)

Specified by:

releaseLock in interface LockContainer<E>