AbstractLockUpgradeEventListener (Hibernate API Documentation) - Hibernate 3.2.3 正式版 API 英文文档

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org.hibernate.event.def
Class AbstractLockUpgradeEventListener

java.lang.Object
  org.hibernate.event.def.AbstractReassociateEventListener
      org.hibernate.event.def.AbstractLockUpgradeEventListener

All Implemented Interfaces:: Serializable

Direct Known Subclasses:: DefaultLoadEventListener, DefaultLockEventListener

public class AbstractLockUpgradeEventListener
extends AbstractReassociateEventListener

A convenience base class for listeners that respond to requests to perform a pessimistic lock upgrade on an entity.

Author:: Gavin King
See Also:: Serialized Form

Constructor Summary

AbstractLockUpgradeEventListener()

Method Summary

protected void upgradeLock(Object object, EntityEntry entry, LockMode requestedLockMode, SessionImplementor source)
Performs a pessimistic lock upgrade on a given entity, if needed.

Methods inherited from class org.hibernate.event.def.AbstractReassociateEventListener

reassociate

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractLockUpgradeEventListener

public AbstractLockUpgradeEventListener()

Method Detail

upgradeLock

protected void upgradeLock(Object object,
                           EntityEntry entry,
                           LockMode requestedLockMode,
                           SessionImplementor source)
                    throws HibernateException

Performs a pessimistic lock upgrade on a given entity, if needed.

Parameters:: object - The entity for which to upgrade the lock.; entry - The entity's EntityEntry instance.; requestedLockMode - The lock mode being requested for locking.; source - The session which is the source of the event being processed.
Throws:: HibernateException