Module org.eclipse.persistence.core

Package org.eclipse.persistence.internal.identitymaps

Class QueueableWeakCacheKey

java.lang.Object

org.eclipse.persistence.internal.helper.ConcurrencyManager

org.eclipse.persistence.internal.identitymaps.CacheKey

org.eclipse.persistence.internal.identitymaps.WeakCacheKey

org.eclipse.persistence.internal.identitymaps.QueueableWeakCacheKey

All Implemented Interfaces:

Serializable, Cloneable

public class QueueableWeakCacheKey
extends WeakCacheKey

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected ReferenceQueue	referenceQueue

Fields inherited from class org.eclipse.persistence.internal.identitymaps.WeakCacheKey

reference

Fields inherited from class org.eclipse.persistence.internal.identitymaps.CacheKey

CACHE_KEY_INVALID, CHECK_INVALIDATION_POLICY, CREATION_THREAD_HASHCODE, CREATION_THREAD_ID, CREATION_THREAD_NAME, dataRecord, invalidationState, isIsolated, isWrapper, key, lastUpdatedQueryId, mapOwner, MAX_WAIT_TRIES, object, protectedForeignKeys, readTime, transactionId, wrapper, writeLockValue

Fields inherited from class org.eclipse.persistence.internal.helper.ConcurrencyManager

activeThread, DEFERRED_LOCK_MANAGERS, depth, lockedByMergeManager, numberOfReaders, numberOfWritersWaiting, shouldTrackStack, stack

Constructor Summary

Constructors

Constructor	Description
QueueableWeakCacheKey(Object primaryKey, Object object, Object writeLockValue, long readTime, ReferenceQueue refQueue, boolean isIsolated)

Method Summary

Modifier and Type	Method	Description
void	acquire()	Avoid acquiring locks for unit of work.
void	acquire(boolean forMerge)	Avoid acquiring locks for unit of work.
void	acquireDeferredLock()	Avoid acquiring locks for unit of work.
boolean	acquireNoWait()	Avoid acquiring locks for unit of work.
boolean	acquireNoWait(boolean forMerge)	Avoid acquiring locks for unit of work.
void	acquireReadLock()	Avoid acquiring locks for unit of work.
boolean	acquireReadLockNoWait()	Avoid acquiring locks for unit of work.
void	checkReadLock()	Avoid acquiring locks for unit of work.
boolean	isAcquired()	Avoid acquiring locks for unit of work.
void	release()	Avoid acquiring locks for unit of work.
void	releaseDeferredLock()	Avoid acquiring locks for unit of work.
void	releaseReadLock()	Avoid acquiring locks for unit of work.
void	setObject(Object object)

Methods inherited from class org.eclipse.persistence.internal.identitymaps.WeakCacheKey

getObject

Methods inherited from class org.eclipse.persistence.internal.identitymaps.CacheKey

acquireIfUnownedNoWait, acquireLock, acquireWithWait, checkDeferredLock, clone, equals, equals, getActiveThread, getInvalidationState, getKey, getLastUpdatedQueryId, getOwningMap, getProtectedForeignKeys, getReadTime, getRecord, getTransactionId, getWrappedCacheKey, getWrapper, getWriteLockValue, hashCode, hasProtectedForeignKeys, isIsolated, isWrapper, removeFromOwningMap, setInvalidationState, setIsolated, setIsWrapper, setKey, setLastUpdatedQueryId, setOwningMap, setProtectedForeignKeys, setReadTime, setRecord, setTransactionId, setWrapper, setWriteLockValue, toString, updateAccess, waitForObject

Methods inherited from class org.eclipse.persistence.internal.helper.ConcurrencyManager

acquireIfUnownedNoWait, addReadLockToReadLockManager, clearJustificationWhyMethodIsBuildingObjectCompleteReturnsFalse, enrichStringBuildingExplainWhyThreadIsStuckInIsBuildObjectOnThreadComplete, getConcurrencyManagerCreationDate, getConcurrencyManagerId, getDeferredLockManager, getDeferredLockManagers, getDepth, getInstanceLock, getInstanceLockCondition, getNumberOfReaders, getNumberOfWritersWaiting, getReadLockManager, getReadLockManagerEnsureResultIsNotNull, getReadLockManagers, getStack, getThreadsToWaitOnAcquire, getThreadsToWaitOnAcquireMethodName, getThreadsToWaitOnAcquireReadLock, getThreadsToWaitOnAcquireReadLockMethodName, getThreadsWaitingToReleaseDeferredLocks, getThreadsWaitingToReleaseDeferredLocksJustification, getTotalNumberOfKeysAcquiredForReading, getTotalNumberOfKeysReleasedForReading, getTotalNumberOfKeysReleasedForReadingBlewUpExceptionDueToCacheKeyHavingReachedCounterZero, initializeDeferredLockManagers, isBuildObjectOnThreadComplete, isLockedByMergeManager, isNested, putDeferredLock, putThreadAsWaitingToAcquireLockForReading, putThreadAsWaitingToAcquireLockForWriting, releaseAllLocksAcquiredByThread, removeDeferredLockManager, removeReadLockFromReadLockManager, removeReadLockManagerIfEmpty, removeThreadNoLongerWaitingToAcquireLockForReading, removeThreadNoLongerWaitingToAcquireLockForWriting, setActiveThread, setDepth, setIsLockedByMergeManager, setJustificationWhyMethodIsBuildingObjectCompleteReturnsFalse, setNumberOfReaders, setNumberOfWritersWaiting, setShouldTrackStack, setStack, shouldTrackStack, transitionToDeferredLock

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

referenceQueue

protected ReferenceQueue referenceQueue

Constructor Details

QueueableWeakCacheKey

public QueueableWeakCacheKey(Object primaryKey,
 Object object,
 Object writeLockValue,
 long readTime,
 ReferenceQueue refQueue,
 boolean isIsolated)

Method Details

setObject

public void setObject(Object object)

Overrides:

setObject in class WeakCacheKey

acquire

public void acquire()

Avoid acquiring locks for unit of work.

Overrides:

acquire in class CacheKey

acquire

public void acquire(boolean forMerge)

Avoid acquiring locks for unit of work.

Overrides:

acquire in class CacheKey

acquireNoWait

public boolean acquireNoWait()

Avoid acquiring locks for unit of work.

Overrides:

acquireNoWait in class CacheKey

acquireNoWait

public boolean acquireNoWait(boolean forMerge)

Avoid acquiring locks for unit of work.

Overrides:

acquireNoWait in class CacheKey

acquireDeferredLock

public void acquireDeferredLock()

Avoid acquiring locks for unit of work.

Overrides:

acquireDeferredLock in class CacheKey

checkReadLock

public void checkReadLock()

Avoid acquiring locks for unit of work.

Overrides:

checkReadLock in class CacheKey

acquireReadLock

public void acquireReadLock()

Avoid acquiring locks for unit of work.

Overrides:

acquireReadLock in class CacheKey

acquireReadLockNoWait

public boolean acquireReadLockNoWait()

Avoid acquiring locks for unit of work.

Overrides:

acquireReadLockNoWait in class CacheKey

isAcquired

public boolean isAcquired()

Avoid acquiring locks for unit of work.

Overrides:

isAcquired in class ConcurrencyManager

release

public void release()

Avoid acquiring locks for unit of work.

Overrides:

release in class CacheKey

releaseDeferredLock

public void releaseDeferredLock()

Avoid acquiring locks for unit of work.

Overrides:

releaseDeferredLock in class CacheKey

releaseReadLock

public void releaseReadLock()

Avoid acquiring locks for unit of work.

Overrides:

releaseReadLock in class CacheKey