About null

forum_thread

Failed to generate dynamic type

Hi  I was trying to enhance some of my classes and I got an error :  Failed to generate dynamic type com.package.RootContainer (error 361) It seems that all dependent classes are on the classpath , so what is missing or how to recognize what is wrong with that class ?? thanks in advance b ... that :    [ObjectDB 2.2.8_02] null   What "null" ?? some class is missing ... or you are unable to process that file ?? ...

 
release

2.6.5

... Fixed a bug in comparing String based enum to   NULL in queries. Fixed an activation issue with hosteurope.de ( ... Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. Fixed a bug in ...

 
release

2.6.8

... Fixed a bug in comparing String based enum to   NULL in queries. Fixed an activation issue with hosteurope.de ( ... Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. Fixed a bug in ...

 
forum_thread

Updating Entities

Hello, I'm currently writing a program using JavaFX and ObjectDB and I'm encountering a problem with Entities not sending their updates to each other. I have two Entities in question at the moment: Employee and Paygrade. ... ) { if ( item != null ) { setText ( item ) ; ... ) { if ( item != null ) { setText ( item ) ; ... ) { if ( item != null ) { setText ( item ) ; ...

 
forum_thread

openejb jpa jaas module

    hello , i've finished jpa jaas module. Here it is :   package com.bayner.auth; import com.bayner.jpa.Principals; import com.bayner.jpa.UserInfo; import com.bayner.jpa.UserPrincipal; ... ) ; if ( info != null ) { String password = info. ... ) ; if ( principals != null ) { principals. clear ( ) ...

 
release

2.6.7

... Fixed a bug in comparing String based enum to   NULL in queries. Fixed an activation issue with hosteurope.de ( ... Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. Fixed a bug in ...

 
release

2.6.6

... Fixed a bug in comparing String based enum to   NULL in queries. Fixed an activation issue with hosteurope.de ( ... Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. Fixed a bug in ...

 
forum_thread

Update is ignored by ObjectDB

Hi! Sorry for my bad english skills. When I execute fulfilOrder, only Order entity is updated in the database, and User entity remains modified only in code, even if I go: user = smdb.find(User.class, user.id); In this source highlighted lines modifying entity, but not the database. ... , orderID ) ; if ( order == null ) { User user = smdb. find ( User. ... , itemID ) ; if ( item == null || user == null ) return null ; user. ...

 
api-jpa

isNull(x)

Create a predicate to test whether the expression is null.(Method of javax.persistence.criteria.CriteriaBuilder)

 
api-jpa

javax.persistence.Parameter

Type for query parameter objects.(Interface of JPA)