org.jpox
Class JPOXHelper

java.lang.Object
  javax.jdo.JDOHelper
      org.jpox.JPOXHelper

public class JPOXHelper
extends javax.jdo.JDOHelper

Helper for persistence operations with JPOX. Extends JDOHelper so that people can use JPOXHelper if they wish.

Version:

$Revision: 1.1 $

Field Summary

protected static Localiser

LOCALISER Localisation utility for output messages

Constructor Summary

JPOXHelper()

Method Summary

static java.lang.String[]	getDetachedObjectDirtyFields(java.lang.Object obj, javax.jdo.PersistenceManager pm) Method to return the names of all fields that are currently dirty in the passed detached object.
static java.lang.String[]	getDetachedObjectLoadedFields(java.lang.Object obj, javax.jdo.PersistenceManager pm) Method to return the names of all fields that are currently loaded in the passed detached object.

Methods inherited from class javax.jdo.JDOHelper

getObjectId, getObjectIds, getObjectIds, getPersistenceManager, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getPersistenceManagerFactory, getTransactionalObjectId, getVersion, isDeleted, isDetached, isDirty, isNew, isPersistent, isTransactional, makeDirty

Methods inherited from class java.lang.Object

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

Field Detail

LOCALISER

protected static final Localiser LOCALISER

Localisation utility for output messages

Constructor Detail

JPOXHelper

public JPOXHelper()

Method Detail

getDetachedObjectDirtyFields

public static java.lang.String[] getDetachedObjectDirtyFields(java.lang.Object obj,
                                                              javax.jdo.PersistenceManager pm)

Method to return the names of all fields that are currently dirty in the passed detached object. TODO Try to remove the need for the PM. We currently use it to generate the temporary StateManager

Parameters:

obj - The PersistenceCapable (detached)

pm - PersistenceManager to use

Returns:

Names of the fields that are dirty

Throws:

javax.jdo.JDOUserException - Thrown if the object is not detached

getDetachedObjectLoadedFields

public static java.lang.String[] getDetachedObjectLoadedFields(java.lang.Object obj,
                                                               javax.jdo.PersistenceManager pm)

Method to return the names of all fields that are currently loaded in the passed detached object. TODO Try to remove the need for the PM. We currently use it to generate the temporary StateManager

Parameters:

obj - The PersistenceCapable (detached)

pm - PersistenceManager to use

Returns:

Names of the fields that are loaded

Throws:

javax.jdo.JDOUserException - Thrown if the object is not detached