Package com.oracle.coherence.concurrent

Class Semaphores

java.lang.Object

com.oracle.coherence.concurrent.Semaphores

public class Semaphores
extends Object

Factory methods for local and remote semaphore implementations.

Since:

21.12

Author:

Vaso Putica 2021.11.30

Field Summary

Fields

Modifier and Type	Field	Description
static final String	SESSION_NAME	The session name.

Constructor Summary

Constructors

Constructor	Description
Semaphores()

Method Summary

Modifier and Type	Method	Description
static LocalSemaphore	localSemaphore(String sName, int cPermits)	Return a singleton instance of a LocalSemaphore with a specified name and number of permits.
static RemoteSemaphore	remoteSemaphore(String sName, int permits)	Return a singleton instance of a RemoteSemaphore with a specified name and number of permits.
static NamedMap<String,com.oracle.coherence.concurrent.internal.SemaphoreStatus>	semaphoresMap()	Return Coherence NamedMap for the remote semaphores.
protected static Session	session()	Return Coherence Session for the Semaphore module.

Methods inherited from class java.lang.Object

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

Field Details

SESSION_NAME

public static final String SESSION_NAME

The session name.

Constructor Details

Semaphores

public Semaphores()

Method Details

remoteSemaphore

public static RemoteSemaphore remoteSemaphore(String sName,
 int permits)

Return a singleton instance of a RemoteSemaphore with a specified name and number of permits.

Parameters:

sName - the cluster-wide, unique name of the semaphore

permits - the initial number of permits

Returns:

an instance of a RemoteSemaphore with a specified name and number of permits

localSemaphore

public static LocalSemaphore localSemaphore(String sName,
 int cPermits)

Return a singleton instance of a LocalSemaphore with a specified name and number of permits.

Parameters:

sName - the process-wide, unique name of the semaphore

cPermits - the initial number of permits

Returns:

an instance of a local semaphore with specified name and number of permits

semaphoresMap

public static NamedMap<String,com.oracle.coherence.concurrent.internal.SemaphoreStatus> semaphoresMap()

Return Coherence NamedMap for the remote semaphores.

Returns:

Coherence NamedMap for the remote semaphores

session

protected static Session session()

Return Coherence Session for the Semaphore module.

Returns:

Coherence Session for the Semaphore module