Package org.wildfly.security.auth.realm

Class IdentitySharedExclusiveLock

java.lang.Object

org.wildfly.security.auth.realm.IdentitySharedExclusiveLock

public class IdentitySharedExclusiveLock
extends Object

A simple shared/exclusive lock for a realm identity.

Author:

Farah Juma

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	IdentitySharedExclusiveLock.IdentityLock	Class that represents a lock on a realm identity.

Field Summary

Fields

Modifier and Type	Field	Description
private int	exclusiveRequests
private boolean	isExclusiveLocked
private int	sharedHoldCount

Constructor Summary

Constructors

Constructor	Description
IdentitySharedExclusiveLock()

Method Summary

Modifier and Type	Method	Description
IdentitySharedExclusiveLock.IdentityLock	lockExclusive()	Acquire the exclusive lock.
IdentitySharedExclusiveLock.IdentityLock	lockShared()	Acquire a shared lock.
private void	release(IdentitySharedExclusiveLock.IdentityLock identityLock)

Methods inherited from class java.lang.Object

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

Field Detail

sharedHoldCount

private int sharedHoldCount

isExclusiveLocked

private boolean isExclusiveLocked

exclusiveRequests

private int exclusiveRequests

Constructor Detail

IdentitySharedExclusiveLock

public IdentitySharedExclusiveLock()

Method Detail

lockExclusive

public IdentitySharedExclusiveLock.IdentityLock lockExclusive()

Acquire the exclusive lock. An invocation of this method will block until the lock can be acquired.

Returns:

a lock object representing the newly acquired lock

lockShared

public IdentitySharedExclusiveLock.IdentityLock lockShared()

Acquire a shared lock. An invocation of this method will block until the lock can be acquired.

Returns:

a lock object representing the newly acquired lock

release

private void release(IdentitySharedExclusiveLock.IdentityLock identityLock)