org.smallmind.quorum.cache
Class LockingCacheEnforcer<K,V>

java.lang.Object
  org.smallmind.quorum.cache.LockingCacheEnforcer<K,V>

All Implemented Interfaces:

LockingCache<K,V>

Direct Known Subclasses:

AbstractCache

public abstract class LockingCacheEnforcer<K,V>
extends Object
implements LockingCache<K,V>

Constructor Summary

LockingCacheEnforcer(ReentrantLock[] stripeLocks, long lockTimeout)

Method Summary

<R> R	executeLockedCallback(KeyLock keyLock, LockedCallback<K,R> callback)
protected void	gateKey(KeyLock keyLock, K key)
long	getLockTimeout()
protected ReentrantLock[]	getStripeLockArray()
KeyLock	lock(KeyLock keyLock, K key)
protected ReentrantLock	lockStripe(K key)
void	unlock(KeyLock keyLock, K key)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.smallmind.quorum.cache.LockingCache

clear, close, exists, get, getCacheName, isClosed, put, putIfAbsent, remove, size

Constructor Detail

LockingCacheEnforcer

public LockingCacheEnforcer(ReentrantLock[] stripeLocks,
                            long lockTimeout)
                     throws CacheException

Throws:

CacheException

Method Detail

getLockTimeout

public long getLockTimeout()

Specified by:

getLockTimeout in interface LockingCache<K,V>

executeLockedCallback

public <R> R executeLockedCallback(KeyLock keyLock,
                                   LockedCallback<K,R> callback)

Specified by:

executeLockedCallback in interface LockingCache<K,V>

lock

public KeyLock lock(KeyLock keyLock,
                    K key)

Specified by:

lock in interface LockingCache<K,V>

unlock

public void unlock(KeyLock keyLock,
                   K key)

Specified by:

unlock in interface LockingCache<K,V>

getStripeLockArray

protected ReentrantLock[] getStripeLockArray()

lockStripe

protected ReentrantLock lockStripe(K key)

gateKey

protected void gateKey(KeyLock keyLock,
                       K key)