org.apache.fulcrum.yaafi.framework.util

Class ReadWriteLock

java.lang.Object

org.apache.fulcrum.yaafi.framework.util.ReadWriteLock

public class ReadWriteLock
extends java.lang.Object

A simple lock manager supporting read locks and write locks. The main intention is to shield the application from the implementation details.

Author:

Siegfried Goeschl

Constructor Summary

Constructors

Constructor and Description
ReadWriteLock(java.lang.String name, org.apache.avalon.framework.logger.Logger logger) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	getReadLock(java.lang.String ownerId)
java.lang.Object	getWriteLock(java.lang.String ownerId)
void	releaseLock(java.lang.Object lock, java.lang.String ownerId) releases the lock

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadWriteLock

public ReadWriteLock(java.lang.String name,
             org.apache.avalon.framework.logger.Logger logger)

Constructor

Parameters:

name - the name of the lock

logger - the logger to be used

Method Detail

getReadLock

public java.lang.Object getReadLock(java.lang.String ownerId)
                             throws java.lang.InterruptedException

Returns:

a read lock

Throws:

java.lang.InterruptedException

getWriteLock

public java.lang.Object getWriteLock(java.lang.String ownerId)
                              throws java.lang.InterruptedException

Returns:

a write lock

Throws:

java.lang.InterruptedException

releaseLock

public void releaseLock(java.lang.Object lock,
               java.lang.String ownerId)

releases the lock

Parameters:

lock - the lock