core.tut.pori.utils

Class UserIdentityLock

java.lang.Object

core.tut.pori.utils.UserIdentityLock

public class UserIdentityLock
extends java.lang.Object

Acquire a lock per-thread, per-user identity, multiple instance of this class will be entirely independent, and will NOT block each-other UserIdentityLock userIdentityLock = UserIdentityLock(); Usage: userIdentityLock.acquire(userId); try{ ... }finally{ userIdentityLock.release(userId); }

Constructor Summary

Constructors

Constructor and Description
UserIdentityLock()

Method Summary

Modifier and Type	Method and Description
void	acquire(UserIdentity userId) Blocks until the lock for the given user identity has been acquired.
void	release(UserIdentity userId) Release the lock for the given user identity.

Methods inherited from class java.lang.Object

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

Constructor Detail

UserIdentityLock

public UserIdentityLock()

Method Detail

acquire

public void acquire(UserIdentity userId)
             throws java.lang.IllegalArgumentException

Blocks until the lock for the given user identity has been acquired.

Parameters:

userId -

Throws:

java.lang.IllegalArgumentException - on invalid user identity

release

public void release(UserIdentity userId)
             throws java.lang.IllegalArgumentException

Release the lock for the given user identity.

Parameters:

userId -

Throws:

java.lang.IllegalArgumentException