org.jboss.cache.lock
Class SemaphoreLock

java.lang.Object
  java.util.concurrent.Semaphore
      org.jboss.cache.lock.SemaphoreLock

All Implemented Interfaces:

Serializable, Lock

public class SemaphoreLock
extends Semaphore
implements Lock

Implements most of the methods of Lock using the Semaphore implementation.

See Also:

Serialized Form

Constructor Summary

SemaphoreLock(int permits)

Method Summary

void	lock()
void	lockInterruptibly()
Condition	newCondition()
boolean	tryLock()
boolean	tryLock(long arg0, TimeUnit arg1)
void	unlock()

Methods inherited from class java.util.concurrent.Semaphore

acquire, acquire, acquireUninterruptibly, acquireUninterruptibly, availablePermits, drainPermits, getQueuedThreads, getQueueLength, hasQueuedThreads, isFair, reducePermits, release, release, toString, tryAcquire, tryAcquire, tryAcquire, tryAcquire

Methods inherited from class java.lang.Object

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

Constructor Detail

SemaphoreLock

public SemaphoreLock(int permits)

Method Detail

lock

public void lock()

Specified by:

lock in interface Lock

lockInterruptibly

public void lockInterruptibly()
                       throws InterruptedException

Specified by:

lockInterruptibly in interface Lock

Throws:

InterruptedException

newCondition

public Condition newCondition()

Specified by:

newCondition in interface Lock

tryLock

public boolean tryLock()

Specified by:

tryLock in interface Lock

tryLock

public boolean tryLock(long arg0,
                       TimeUnit arg1)
                throws InterruptedException

Specified by:

tryLock in interface Lock

Throws:

InterruptedException

unlock

public void unlock()

Specified by:

unlock in interface Lock