com.ehsbe.commons.util
Class CrudEvent<E>

java.lang.Object
  com.ehsbe.commons.util.CrudEvent<E>

Type Parameters:

E - the id of the changed objects

All Implemented Interfaces:

Serializable

public class CrudEvent<E>
extends Object
implements Serializable

A Create/Update/Delete event.

Version:

$Revision: 432 $

Author:

Jens Elkner

See Also:

Serialized Form

Nested Class Summary

static class

CrudEvent.CrudType The type of entity change

Constructor Summary

CrudEvent(Object entity, CrudEvent.CrudType type, E... id)
Convinience Constructor.

CrudEvent(String classname, CrudEvent.CrudType type, E... id)
Default Constructor.

Method Summary

void	addId(E id) Add another CRUD object id to this event.
String	getClassname() Get the class name of the crud objects changed.
ArrayList<E>	getIds() Get a list of crud object ids for this event.
CrudEvent.CrudType	getType() Get the type of the event.
boolean	isStructureChanged() Check, whether the structure of the referred entity has been dramatically changed, so that all its children/[old] parent should be revalidated.
void	setStructureChanged(boolean structureChanged) Set, whether the structure from the referred entity has drastically changed (i.e. a simple parent and children check is not enough to re-align the structure).
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CrudEvent

public CrudEvent(String classname,
                 CrudEvent.CrudType type,
                 E... id)

Default Constructor.

Parameters:

classname - the class name of the CRUD object

id - the id of the CRUD object. Might be null.

type - the CRUD type

CrudEvent

public CrudEvent(Object entity,
                 CrudEvent.CrudType type,
                 E... id)

Convinience Constructor.

Parameters:

entity - the CRUD object

id - the id of the CRUD object. Might be null.

type - the CRUD type

See Also:

Object.getClass()

Method Detail

addId

public void addId(E id)

Add another CRUD object id to this event.

Parameters:

id - id of the crud object

getClassname

public String getClassname()

Get the class name of the crud objects changed.

Returns:

always a none-null value.

getType

public CrudEvent.CrudType getType()

Get the type of the event.

Returns:

the event type

getIds

public ArrayList<E> getIds()

Get a list of crud object ids for this event.

Returns:

a possible empty list.

toString

public String toString()

Overrides:

toString in class Object

isStructureChanged

public boolean isStructureChanged()

Check, whether the structure of the referred entity has been dramatically changed, so that all its children/[old] parent should be revalidated.

Returns:

true if the complete subtree should be revalidated.

setStructureChanged

public void setStructureChanged(boolean structureChanged)

Set, whether the structure from the referred entity has drastically changed (i.e. a simple parent and children check is not enough to re-align the structure).

Parameters:

structureChanged - structureChanged to set.