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HHH-3437 : re-add getSource() on events 

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@15114 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Steve Ebersole 2008-08-19 14:40:53 +00:00
parent 11613e206a
commit 891c2d9dfa
4 changed files with 183 additions and 71 deletions
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101
core/src/main/java/org/hibernate/event/AbstractPreDatabaseOperationEvent.java Normal file
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@ -0,0 +1,101 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.event;
import java.io.Serializable;
import org.hibernate.persister.entity.EntityPersister;
/**
* Represents an operation we are about to perform against the database.
*
* @author Steve Ebersole
*/
public abstract class AbstractPreDatabaseOperationEvent extends AbstractEvent {
private final Object entity;
private final Serializable id;
private final EntityPersister persister;
/**
* Constructs an event containing the pertinent information.
*
* @param source The session from which the event originated.
* @param entity The entity to be invloved in the database operation.
* @param id The entity id to be invloved in the database operation.
* @param persister The entity's persister.
*/
public AbstractPreDatabaseOperationEvent(
EventSource source,
Object entity,
Serializable id,
EntityPersister persister) {
super( source );
this.entity = entity;
this.id = id;
this.persister = persister;
}
/**
* Retrieves the entity involved in the database operation.
*
* @return The entity.
*/
public Object getEntity() {
return entity;
}
/**
* The id to be used in the database operation.
*
* @return The id.
*/
public Serializable getId() {
return id;
}
/**
* The persister for the {@link #getEntity entity}.
*
* @return The entity persister.
*/
public EntityPersister getPersister() {
return persister;
}
/**
* Getter for property 'source'. This is the session from which the event
* originated.
* <p/>
* Some of the pre-* events had previous exposed the event source using
* getSource() because they had not originally extended from
* {@link AbstractEvent}.
*
* @return Value for property 'source'.
* @deprecated Use {@link #getSession} instead
*/
public EventSource getSource() {
return getSession();
}
}

54
core/src/main/java/org/hibernate/event/PreDeleteEvent.java
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@ -29,41 +29,43 @@ import java.io.Serializable;
import org.hibernate.persister.entity.EntityPersister;
/**
* Occurs before deleting an item from the datastore
* Represents a <tt>pre-delete</tt> event, which occurs just prior to
* performing the deletion of an entity from the database.
*
* @author Gavin King
* @author Steve Ebersole
*/
public class PreDeleteEvent extends AbstractEvent {
private Object entity;
private EntityPersister persister;
private Serializable id;
public class PreDeleteEvent extends AbstractPreDatabaseOperationEvent {
private Object[] deletedState;
public Object getEntity() {
return entity;
}
public Serializable getId() {
return id;
}
public EntityPersister getPersister() {
return persister;
}
public Object[] getDeletedState() {
return deletedState;
}
/**
*
* Constructs an event containing the pertinent information.
*
* @param entity The entity to be deleted.
* @param id The id to use in the deletion.
* @param deletedState The entity's state at deletion time.
* @param persister The entity's persister.
* @param source The session from which the event originated.
*/
public PreDeleteEvent(
Object entity,
Object entity,
Serializable id,
Object[] deletedState,
EntityPersister persister,
EventSource source
) {
super(source);
this.entity = entity;
this.persister = persister;
this.id = id;
EventSource source) {
super( source, entity, id, persister );
this.deletedState = deletedState;
}
/**
* Getter for property 'deletedState'. This is the entity state at the
* time of deletion (useful for optomistic locking and such).
*
* @return Value for property 'deletedState'.
*/
public Object[] getDeletedState() {
return deletedState;
}
}

42
core/src/main/java/org/hibernate/event/PreInsertEvent.java
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@ -29,39 +29,39 @@ import java.io.Serializable;
import org.hibernate.persister.entity.EntityPersister;
/**
* Occurs before inserting an item in the datastore
*
* Represents a <tt>pre-insert</tt> event, which occurs just prior to
* performing the insert of an entity into the database.
*
* @author Gavin King
* @author Steve Ebersole
*/
public class PreInsertEvent extends AbstractEvent {
private Object entity;
private EntityPersister persister;
public class PreInsertEvent extends AbstractPreDatabaseOperationEvent {
private Object[] state;
private Serializable id;
/**
* Constructs an event containing the pertinent information.
*
* @param entity The entity to be inserted.
* @param id The id to use in the insertion.
* @param state The state to be inserted.
* @param persister The entity's persister.
* @param source The session from which the event originated.
*/
public PreInsertEvent(
Object entity,
Serializable id,
Object[] state,
EntityPersister persister,
EventSource source
) {
super(source);
this.entity = entity;
this.id = id;
EventSource source) {
super( source, entity, id, persister );
this.state = state;
this.persister = persister;
}
public Object getEntity() {
return entity;
}
public Serializable getId() {
return id;
}
public EntityPersister getPersister() {
return persister;
}
/**
* Getter for property 'state'. These are the values to be inserted.
*
* @return Value for property 'state'.
*/
public Object[] getState() {
return state;
}

57
core/src/main/java/org/hibernate/event/PreUpdateEvent.java
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@ -29,46 +29,55 @@ import java.io.Serializable;
import org.hibernate.persister.entity.EntityPersister;
/**
* Occurs before updating the datastore
*
* Represents a <tt>pre-update</tt> event, which occurs just prior to
* performing the update of an entity in the database.
*
* @author Gavin King
* @author Steve Ebersole
*/
public class PreUpdateEvent extends AbstractEvent {
private Object entity;
private EntityPersister persister;
public class PreUpdateEvent extends AbstractPreDatabaseOperationEvent {
private Object[] state;
private Object[] oldState;
private Serializable id;
/**
* Constructs an event containing the pertinent information.
*
* @param entity The entity to be updated.
* @param id The id of the entity to use for updating.
* @param state The state to be updated.
* @param oldState The state of the entity at the time it was loaded from
* the database.
* @param persister The entity's persister.
* @param source The session from which the event originated.
*/
public PreUpdateEvent(
Object entity,
Serializable id,
Object[] state,
Object[] oldState,
EntityPersister persister,
EventSource source
) {
super(source);
this.entity = entity;
this.id = id;
EventSource source) {
super( source, entity, id, persister );
this.state = state;
this.oldState = oldState;
this.persister = persister;
}
public Object getEntity() {
return entity;
}
public Serializable getId() {
return id;
}
public Object[] getOldState() {
return oldState;
}
public EntityPersister getPersister() {
return persister;
}
/**
* Retrieves the state to be used in the update.
*
* @return The current state.
*/
public Object[] getState() {
return state;
}
/**
* The old state of the entity at the time it was last loaded from the
* database; can be null in the case of detached entities.
*
* @return The loaded state, or null.
*/
public Object[] getOldState() {
return oldState;
}
}