Package com.sun.jdo.spi.persistence.utility

Class NullSemaphore

java.lang.Object

com.sun.jdo.spi.persistence.utility.NullSemaphore

All Implemented Interfaces:

Semaphore

public class NullSemaphore
extends Object
implements Semaphore

Implements a simple semaphore that does not do any semaphore-ing. That is, the methods just immediately return.

Author:

Dave Bristor

Constructor Summary

Constructors

Constructor	Description
NullSemaphore(String owner)

Method Summary

Modifier and Type	Method	Description
void	acquire()	Does nothing.
void	release()	Does nothing.

Methods inherited from class java.lang.Object

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

Constructor Details

NullSemaphore

public NullSemaphore(String owner)

Method Details

acquire

public void acquire()

Does nothing.

Specified by:

acquire in interface Semaphore

release

public void release()

Does nothing.

Specified by:

release in interface Semaphore