About property

forum_thread

Embedable & Reference?

Hi! I've got a situation I do not understand. Assume code like this: ... updated with the name but the referencing "thing" property in the TopLevelClass does still keep the old name why?? I was ...

 
forum_thread

JPA 2.1 and AttributeConverter

Hello :-). Are there any plans to support JPA 2.1? I would wish to have a support for @AttributeConverter. ... I would like to make own adapter for storing property, which is File and URL class. ...

 
api-jpa

JPA Annotations for Access Modes

Reference (JavaDoc) of JPA 2 access mode annotations, including @Access and AccessType (enum). Persistence fields can either be accessed by JPA directly (as fields) or indirectly (as properties and get/set methods). JPA 2 provides an annotation and an enum for setting the access mode: javax.persistence.Access javax.persis ...

 
api-jdo

javax.jdo.annotations.NullValue

Enumeration of the "null-value" behavior values.(Enum of JDO)

 
api-jpa

javax.persistence.MapKeyClass

Specifies the type of the map key for associations of type java.util.Map.(Annotation of JPA)

 
api-jdo

setPostLoad(postLoad)

Set the post-load property of this FetchGroup.(Method of javax.jdo.FetchGroup)

 
api-jpa

AttributeOverrides.value

(Required) One or more field or property mapping overrides.(Annotation Element of javax.persistence.AttributeOverrides)

 
api-jdo

getNontransactionalWrite()

If true, allows persistent instances to be written without a transaction active.(Method of javax.jdo.Transaction)

 
api-jdo

setRetainValues(retainValues)

If true, at commit instances retain their values and the instances transition to persistent-nontransactional.(Method of javax.jdo.Transaction)

 
issue

Sometimes the ObjectDB throws an internal expeption if a find() was executed

Sometimes the ObjectDB throws an internal exception if a find() was executed. It is a sporadic issue that occurs only with Objectdb 2.7.0_b2 and only if the entites are enhanced. (We don't enabled the new property "objectdb.temp.extended-ref-retrieval" from http://www.objectdb.com/database/forum/1161) With the previous version (2.7.0_b1) we don't get the exceptions. Two stack traces we observed: ... entites are enhanced. (We don't enabled the new property "objectdb.temp.extended-ref-retrieval" from ...