uk.co.mmscomputing.concurrent
Class Semaphore

java.lang.Object
  uk.co.mmscomputing.concurrent.Semaphore

Direct Known Subclasses:

Timer

public class Semaphore
extends java.lang.Object

Constructor Summary

Semaphore(int permits, boolean fair)

Method Summary

void	acquire()
int	availablePermits()
boolean	isFair()
void	release()
void	release(int permits)
boolean	tryAcquire(long timeout, TimeUnit unit)

Methods inherited from class java.lang.Object

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

Constructor Detail

Semaphore

public Semaphore(int permits,
                 boolean fair)

Method Detail

isFair

public boolean isFair()

availablePermits

public int availablePermits()

acquire

public void acquire()
             throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

tryAcquire

public boolean tryAcquire(long timeout,
                          TimeUnit unit)
                   throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

release

public void release()

release

public void release(int permits)