FairCom.CtreeDb

Class CTJSema

java.lang.Object

java.util.concurrent.Semaphore

FairCom.CtreeDb.CTJSema

All Implemented Interfaces:

java.io.Serializable

class CTJSema
extends java.util.concurrent.Semaphore

Implements the basic semaphore for the JTDB synchronization

Author:

FairCom Corporation

Field Summary

Fields

Modifier and Type	Field and Description
private static long	serialVersionUID
private int	usage

Constructor Summary

Constructors

Constructor and Description
CTJSema(int nbr) Constructor for the CTJSema class.

Method Summary

Modifier and Type	Method and Description
(package private) void	Dec() Decrements semaphore usage count
(package private) int	getUsageCount() Retrieves semaphore usage count
(package private) void	Inc() Increments semaphore usage count

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

usage

private int usage

Constructor Detail

CTJSema

CTJSema(int nbr)

Constructor for the CTJSema class.

Parameters:

nbr - New semaphore number

Method Detail

Inc

void Inc()

Increments semaphore usage count

See Also:

Dec(), getUsageCount()

Dec

void Dec()

Decrements semaphore usage count

See Also:

Inc(), getUsageCount()

getUsageCount

int getUsageCount()

Retrieves semaphore usage count

Returns:

Current usage count

See Also:

Inc(), Dec()