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

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org.hibernate.event.def
Class OnUpdateVisitor

java.lang.Object
  org.hibernate.event.def.AbstractVisitor
      org.hibernate.event.def.ProxyVisitor
          org.hibernate.event.def.ReattachVisitor
              org.hibernate.event.def.OnUpdateVisitor

public class OnUpdateVisitor
extends ReattachVisitor

When an entity is passed to update(), we must inspect all its collections and 1. associate any uninitialized PersistentCollections with this session 2. associate any initialized PersistentCollections with this session, using the existing snapshot 3. execute a collection removal (SQL DELETE) for each null collection property or "new" collection

Author:: Gavin King

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

isOwnerUnchanged, reattachCollection

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

processEntityPropertyValues

Methods inherited from class java.lang.Object

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