edu.nrao.sss.dao
Class UpdateInterceptor

java.lang.Object
  org.hibernate.EmptyInterceptor
      edu.nrao.sss.dao.UpdateInterceptor

All Implemented Interfaces:

Serializable, org.hibernate.Interceptor

public class UpdateInterceptor
extends org.hibernate.EmptyInterceptor

UpdateInterceptor intercepts the onSave and onFlushDirty events in order to automatically set the fields of the UserAccountable interface.

See Also:

Interceptor, UserAccountable, Serialized Form

Field Summary

Fields inherited from class org.hibernate.EmptyInterceptor

INSTANCE

Constructor Summary

UpdateInterceptor(Long userId)
Creates an UpdateInterceptor that changes the fields of the UserAccountable interface using userId.

Method Summary

boolean	onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, org.hibernate.type.Type[] types) This method updates the LastUpdatedOn and LastUpdatedBy fields of UserAccountable entities.
boolean	onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, org.hibernate.type.Type[] types) This method updates the CreatedOn and CreatedBy fields of UserAccountable entities, as well as their LastUpdatedOn and LastUpdatedBy fields.

Methods inherited from class org.hibernate.EmptyInterceptor

afterTransactionBegin, afterTransactionCompletion, beforeTransactionCompletion, findDirty, getEntity, getEntityName, instantiate, isTransient, onCollectionRecreate, onCollectionRemove, onCollectionUpdate, onDelete, onLoad, onPrepareStatement, postFlush, preFlush

Methods inherited from class java.lang.Object

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

Constructor Detail

UpdateInterceptor

public UpdateInterceptor(Long userId)

Creates an UpdateInterceptor that changes the fields of the UserAccountable interface using userId.

Throws:

IllegalArgumentException - if userId is null or <= 0.

See Also:

UserAccountable

Method Detail

onSave

public boolean onSave(Object entity,
                      Serializable id,
                      Object[] state,
                      String[] propertyNames,
                      org.hibernate.type.Type[] types)

This method updates the CreatedOn and CreatedBy fields of UserAccountable entities, as well as their LastUpdatedOn and LastUpdatedBy fields.

Specified by:

onSave in interface org.hibernate.Interceptor

Overrides:

onSave in class org.hibernate.EmptyInterceptor

onFlushDirty

public boolean onFlushDirty(Object entity,
                            Serializable id,
                            Object[] currentState,
                            Object[] previousState,
                            String[] propertyNames,
                            org.hibernate.type.Type[] types)

This method updates the LastUpdatedOn and LastUpdatedBy fields of UserAccountable entities.

Specified by:

onFlushDirty in interface org.hibernate.Interceptor

Overrides:

onFlushDirty in class org.hibernate.EmptyInterceptor