Questions for jpa-2.0


7164

Class not eligible for getting processed by all BeanPostProcessors

I'm having a lot of trouble to set up a configuration of Spring + Spring Data JPA + QueryDSL + JPA 2.0 + Hibernate in Maven. I already solved a lot of problems, but this one is giving me headache =...
8292

JPA/Hibernate - shared primary key

I wanted to create bidirectional one to one relationship with shared primary key.
3403

Properties reference for hibernate in persistence.xml

Does anyone know a link, post, book or something else where are explained and nominalized all properties that you need and can use in persistence.xml file?
5422

JPA: ordering query results by collection valued property?

I have an entity that has dollection-valued property:
3911

Mapping Exception: Unable to read XML when externalizing a named native query in JPA 2.0

I have some long queries (text wise) that I am trying to externalize into an orm.xml file for readability and maintainability purposes but I keep getting a mapping exception: Unable to read XML.
8789

How do I write a MAX query with a where clause in JPA 2.0?

I'm using JPA 2.0. Hibernate 4.1.0.Final, and Java 6. How do I write a JPA query from the following psuedo-SQL?
9367

Container managed Transaction for JPA+Spring+Hibernate in Tomcat

I am trying to configure JOTM with JPA,Spring, hibernate and tomcat. I have configured somehow but neither it perform inserts nor updates, in other words, i am unable to perform commits after
9905

@ManyToOne(updatable=false) - how it should work?

I want to have a read-only functionality in one of my entities. I know that in JPA 2.0 we don't have such functionality per se. I thought we can achieve it using updateable=false, insertable=false ...
1430

JPA 2.0: TYPE expression exception

I have a inheritance structure with to classes, let's say Parent (as the root class) and Child as the subclass.
7629

Extending Wicket's serialization test

I'm working on a large Java application that uses Wicket 1.5 together with Hibernate / JPA 2. Wicket has a standard rule that objects stored in the session must implement Serializable. We have an e...
6192

JPA 2.0 orphanRemoval=true VS on delete Cascade

I am a little confused about the JPA 2.0 orphanRemoval attribute.
8095

@Version not incremented upon relationship change

According to the JPA 2.0 specification:
4700

JPA CascadeType.ALL does not delete orphans

I am having trouble deleting orphan nodes using JPA with the following mapping
1523

Reusing entity manager by em.clear() or creating a new entity manager?

In my case of application managed transaction, I've to choose between:
4976

JBoss AS 7 Cannot inject RESOURCE_LOCAL container managed EntityManagers using @PersistenceContext

I am using JBoss AS 7.1.1 and able to configure a new JTA datasource and wire it to my EJB using
1921

JPA + EJB testing with embedded glassfish v3

Trying to set up a JPA+EJB testing after these instructions:
9897

Constraint violation in Hibernate unidirectional OneToMany mapping with JoinTable and OrderColumn when removing elements

I have a problem when removing elements from a list mapped as described above. Here is the mapping:
9585
592

Best practice to generate a JPA dynamic, typed query?

i'm trying to convert a 'TableController'-Class we used (without ORM) to generate dynamic SQL (actually the order column and direction is appended to the SQL).
4003

JPA 1.2 createQuery Where Clause Criteria

Hi there I am complete newbie to JPA.
843

Eclipse Virgo Injected JPA EntityManager does not connect to Database

I am using Eclipse Virgo and I am trying to get annotation driven transaction management running but I keep running into the same issue.
2645

JPA Query to select based on criteria alongwith pagination

I have a submission table with ID,Name,Code among other properties. My requirement is to search for records based on the mentioned properties and return a paginated set.
1403

Join Two Tables using JPA on non-id column using Specification

Is it possible to join two tables on non-primary keys of the Entities, using specification? If yes, Can you please let me know how to do that?
4035

JPA Query - how to get a specific result set?

In an app based on JPA2/Hibernate/Oracle+Spring+Wicket, I use the following model:
4566

How to make it in JPA Criteria?

Supposing I have entity Lecturer and Course two entities having many to many relationships in JPA 2.0
3563

Fetch a list in a @OneToMany association?

The thing is, an user has one or more properties, so that's why is this way my entity class user
1963

Why is one entity ignored during schema creation with JPA2?

I have a small schema consisting of ~10 classes mapped by jpa2 with hibernate as provider. All of the classes are build in the same basic way (@Entity annotation for the class, id with @Id and
3880

Query ElementCollection of Enum by using JPA Criteria API

I'm working of a web application for a car dealer. I have a Car class with a field which contain a set of security enums.
681

Annotate m:n relationship with helper class (2 foreign keys + additional attributes) with JPA 2.0

I'm new to JPA 2.0 and have troubles annotating a n:m relationship that uses a foreign key class with additional attributes describing the relationship:
3291

Update collection when remove the same entity from other collection

I have 4 classes entities: CtPersonaFirma, CtFirmaDocumento and CtContrato. A person may sign several contracts and a contract can be signed by multiple people.

About UNIX Resources Network

Original, collect and organize Developers related documents, information and materials, contains jQuery, Html, CSS, MySQL, .NET, ASP.NET, SQL, objective-c, iPhone, Ruby on Rails, C, SQL Server, Ruby, Arrays, Regex, ASP.NET MVC, WPF, XML, Ajax, DataBase, and so on.