org.infinispan.util.concurrent.locks.containers
Class ReentrantPerEntryLockContainer

java.lang.Object
  org.infinispan.util.concurrent.locks.containers.AbstractLockContainer<L>
      org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer<ReentrantLock>
          org.infinispan.util.concurrent.locks.containers.ReentrantPerEntryLockContainer

All Implemented Interfaces:

LockContainer<ReentrantLock>

public class ReentrantPerEntryLockContainer
extends AbstractPerEntryLockContainer<ReentrantLock>

A per-entry lock container for ReentrantLocks

Since:

4.0

Author:

Manik Surtani

Field Summary

Fields inherited from class org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer

locks

Constructor Summary

ReentrantPerEntryLockContainer(int concurrencyLevel)

Method Summary

boolean	isLocked(Object key)
protected ReentrantLock	newLock()
boolean	ownsLock(Object key, Object ignored) Tests if a give owner owns a lock on a specified object.
protected boolean	tryLock(ReentrantLock lock, long timeout, TimeUnit unit, Object unused)
protected void	unlock(ReentrantLock l, Object unused)

Methods inherited from class org.infinispan.util.concurrent.locks.containers.AbstractPerEntryLockContainer

acquireLock, getLock, getLockId, getNumLocksHeld, releaseLock, size

Methods inherited from class org.infinispan.util.concurrent.locks.containers.AbstractLockContainer

safeRelease

Methods inherited from class java.lang.Object

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

Constructor Detail

ReentrantPerEntryLockContainer

public ReentrantPerEntryLockContainer(int concurrencyLevel)

Method Detail

newLock

protected ReentrantLock newLock()

Specified by:

newLock in class AbstractPerEntryLockContainer<ReentrantLock>

ownsLock

public boolean ownsLock(Object key,
                        Object ignored)

Description copied from interface: LockContainer

Tests if a give owner owns a lock on a specified object.

Parameters:

key - object to check

ignored - owner to test

Returns:

true if owner owns lock, false otherwise

isLocked

public boolean isLocked(Object key)

Parameters:

key - object

Returns:

true if an object is locked, false otherwise

unlock

protected void unlock(ReentrantLock l,
                      Object unused)

Specified by:

unlock in class AbstractLockContainer<ReentrantLock>

tryLock

protected boolean tryLock(ReentrantLock lock,
                          long timeout,
                          TimeUnit unit,
                          Object unused)
                   throws InterruptedException

Specified by:

tryLock in class AbstractLockContainer<ReentrantLock>

Throws:

InterruptedException