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About PostUpdate

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Manual
96

JPA Lifecycle Events

() {} @PostLoad void onPostLoad() {} @PreUpdate void onPreUpdate() {} @PostUpdate void ... - when an entity is identified as modified by the EntityManager. @PostUpdate - after updating an entity in ... ) {} @PostUpdate void onPostUpdate(Object o) {} @PreRemove void onPreRemove(Object o
JPA Doc
86

javax.persistence.PostUpdate

javax.persistence Annotation PostUpdate 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
JPA Doc
45

JPA Annotations for Callback Methods

Reference (JavaDoc) of JPA 2 event callback and listener annotations, including @PrePersist(2), @PreRemove, @PreUpdate, @PostLoad, @PostPersist, @PostRemove and @PostUpdate.
Forum
32

PostUpdate collection null

on MyEntity with a @PostUpdate method. When I try to access myCollection from the PostUpdate method ... = id;         }                 @PostUpdate         public void postUpdate() {             System.out.println(myCollection.size());         }     } } The postUpdate method is invoked as
Forum
2

@PrePersist Implementation

 @PostUpdate. In order to be able to get told value in the @PreUpdate event, the entity class
Forum
2

Entity listener - event instead of object

). Then you may be able to compare on @PostUpdate the entity object after the update with the cloned detached entity object before the update. lwalkowski