com.sapportals.wcm.util.threads

Class Semaphore

java.lang.Object

com.sapportals.wcm.util.threads.Semaphore

All Implemented Interfaces:

ISemaphore

public class Semaphore
extends Object
implements ISemaphore

Java semaphore implementation.

Copyright (c) SAP AG 2001-2002

Constructor Summary

Constructors

Constructor and Description
Semaphore()

Method Summary

Modifier and Type	Method and Description
void	acquire() Block the calling thread until semaphore could be acquired
boolean	acquire(int timeout) Try to acquire semaphore and block calling thread for a max. amount of time
void	release() Release the semaphore

Methods inherited from class java.lang.Object

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

Constructor Detail

Semaphore

public Semaphore()

Method Detail

acquire

public void acquire()

Block the calling thread until semaphore could be acquired

Specified by:

acquire in interface ISemaphore

acquire

public boolean acquire(int timeout)

Try to acquire semaphore and block calling thread for a max. amount of time

Specified by:

acquire in interface ISemaphore

Parameters:

timeout - Time-out value in seconds

Returns:

True if the semaphore could be acquired, false if timed-out

release

public void release()

Release the semaphore

Specified by:

release in interface ISemaphore