ome.tools.hibernate

Class HibernateUtils

java.lang.Object

ome.tools.hibernate.HibernateUtils

public abstract class HibernateUtils
extends Object

contains methods for reloading unloaded entities and nulled collections as well as determining the index of certain properties in a dehydrated Hiberante array.

Since:

3.0-M3

Version:

$Revision$, $Date$

Author:

Josh Moore, josh.moore at gmx.de

See Also:

wiki:ObjectModel

Constructor Summary

Constructors

Constructor and Description
HibernateUtils()

Method Summary

Methods

Modifier and Type	Method and Description
protected static Collection	copy(Collection c)
protected static Map	copy(Map m)
static int	detailsIndex(String[] propertyNames)
static void	fixNulledOrFilteredCollections(IObject entity, IObject target, org.hibernate.persister.entity.EntityPersister persister, org.hibernate.engine.SessionImplementor source) loads collections which have been filtered or nulled by the user
static Details	getDetails(Object[] state, String[] names)
static boolean	idEqual(IObject arg1, IObject arg2) returns true under the following circumstatnces: both arguments are null, or both arguments are identical (==), or both arguments have the same id value(equals)
static int	index(String str, String[] propertyNames)
static boolean	isUnloaded(Object original)
static Long	nullSafeGroupId(IObject iobject) returns the id of the group of this entity, or null if: (1) the object is null, (2) the Details is null, (3) the group is null.
static Long	nullSafeOwnerId(IObject iobject) returns the id of the owner of this entity, or null if: (1) the object is null, (2) the Details is null, (3) the owner is null.
static boolean	onlyPermissionsChanged(Details new_d, Details old_d)

Methods inherited from class java.lang.Object

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

Constructor Detail

HibernateUtils

public HibernateUtils()

Method Detail

isUnloaded

public static boolean isUnloaded(Object original)

nullSafeOwnerId

public static Long nullSafeOwnerId(IObject iobject)

returns the id of the owner of this entity, or null if: (1) the object is null, (2) the Details is null, (3) the owner is null.

Parameters:

iobject - Can be null.

Returns:

the id or null.

nullSafeGroupId

public static Long nullSafeGroupId(IObject iobject)

returns the id of the group of this entity, or null if: (1) the object is null, (2) the Details is null, (3) the group is null.

Parameters:

iobject - Can be null.

Returns:

the id or null.

fixNulledOrFilteredCollections

public static void fixNulledOrFilteredCollections(IObject entity,
                                  IObject target,
                                  org.hibernate.persister.entity.EntityPersister persister,
                                  org.hibernate.engine.SessionImplementor source)

loads collections which have been filtered or nulled by the user

Parameters:

entity - IObject to have its collections reloaded

id - persistent (db) id of this entity

currentState - the possibly changed field data for this entity

previousState - the field data as seen in the db

propertyNames - field names

types - Hibernate Type for each field

detailsIndex - the index of the Details instance (perf opt)

onlyPermissionsChanged

public static boolean onlyPermissionsChanged(Details new_d,
                             Details old_d)

Parameters:

newD - Not null.

oldD - Not null.

Returns:

idEqual

public static boolean idEqual(IObject arg1,
              IObject arg2)

returns true under the following circumstatnces:

• both arguments are null, or
• both arguments are identical (==), or
• both arguments have the same id value(equals)

getDetails

public static Details getDetails(Object[] state,
                 String[] names)

detailsIndex

public static int detailsIndex(String[] propertyNames)

index

public static int index(String str,
        String[] propertyNames)

copy

protected static Map copy(Map m)

copy

protected static Collection copy(Collection c)