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3

InstanceLifecycleEvent.CLEAR

Static Field javax.jdo.listener.InstanceLifecycleEvent int CLEAR Since: JDO 2.0
3

postDelete(event)

Method javax.jdo.listener.DeleteLifecycleListener void postDelete( InstanceLifecycleEvent event ) Invoked whenever a persistent instance is deleted, for example during javax.jdo.PersistenceManager.deletePersistent. This method is called after the instance transitions to persistent-deleted. Access
3

javax.persistence.PreUpdate

javax.persistence Annotation PreUpdate Target: Callback methods Is used to specify callback methods for the corresponding lifecycle event. This annotation may be applied to methods of an entity class, a mapped superclass, or a callback listener class. Since: JPA 1.0 Learn how to define and use JPA
3

javax.persistence.PreRemove

javax.persistence Annotation PreRemove Target: Callback methods Is used to specify callback methods for the corresponding lifecycle event. This annotation may be applied to methods of an entity class, a mapped superclass, or a callback listener class. Since: JPA 1.0 Learn how to define and use JPA
3

InstanceLifecycleEvent.ATTACH

Static Field javax.jdo.listener.InstanceLifecycleEvent int ATTACH Since: JDO 2.0
3

jdoPreDetach()

Method javax.jdo.listener.DetachCallback void jdoPreDetach() This method is called during the execution of javax.jdo.PersistenceManager.detachCopy on the persistent instance before the copy is made. Since: JDO 2.0
3

postLoad(event)

Method javax.jdo.listener.LoadLifecycleListener void postLoad( InstanceLifecycleEvent event ) Invoked whenever a persistent instance is loaded from the data store. It is called after the method LoadCallback.jdoPostLoad is invoked on the persistent instance. Parameters: event - the load event. Since: JDO 2.0
3

jdoPostDetach(detached)

Method javax.jdo.listener.DetachCallback void jdoPostDetach( Object detached ) This method is called during the execution of javax.jdo.PersistenceManager.detachCopy on the detached instance after the copy is made. Parameters: detached - The corresponding (attached) persistent instance. Since: JDO 2.0
3

preStore(event)

Method javax.jdo.listener.StoreLifecycleListener void preStore( InstanceLifecycleEvent event ) Invoked whenever a persistent instance is stored, for example during javax.jdo.PersistenceManager.flush or javax.jdo.Transaction.commit. It is called before the method StoreCallback.jdoPreStore is invoked. Parameters: event - the store event. Since: JDO 2.0
3

preDetach(event)

Method javax.jdo.listener.DetachLifecycleListener void preDetach( InstanceLifecycleEvent event ) This method is called during the execution of javax.jdo.PersistenceManager.detachCopy before the detached copy is made. It is called before the method DetachCallback.jdoPreDetach is called

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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