map « Component « JPA Q&A





1. Hibernate component    stackoverflow.com

I need to migrate some hibernate hbm files to JPA/Hibernate annotations. The existing relationship is as follows -

  1. The parent class has an ID
  2. The component class also has an ID
The 2 identifiers ...

2. Component within Component in hibernate mapping    stackoverflow.com

Can we use component inside component in hibernate mapping file?

3. component mapping in hibernate.    coderanch.com

4. Using a MAP to build a COMPONENT    forum.hibernate.org

Hello, I've been staring at COMPONENT and MAP in the hibernate documentation hoping that the answer might come to me. I'm not having any luck and was hoping for some help. :) The problem can be illustrated with a ONE-TO-MANY relationship between two tables: Code: [OBJECTS] OBJECT_ID TITLE [OBJECT_PROPERTIES] OBJECT_ID PROPERTY_NAME PROPERTY_VALUE I understand that I can create a mapping for ...

5. Single component mapping to multiple rows?    forum.hibernate.org

6. component mapping    forum.hibernate.org

7. Changing a mapping from component to one-to-one    forum.hibernate.org

Hello, I am changing a mapping from a component to a one-to-one type. Here is my question, because I had a hard time with this before. I have two classes Code: class Person{ private long id; private Address address; ... /** * Returns the address. * @hibernate.one-to-one name="getAddress" class="foo.ejb.user.AddressBean" * cascade="all" * ...

8. Question about the component mapping    forum.hibernate.org

Hi ! I've question about the compnent mapping. In my application, I have an sale object wich have for component a customer object. So In my mapping file I wrote this : .... So now i've got two more columns in my sale table, id and name. So my question is, if 3 ...

9. jboss 4 RC2 - Component mapping - deployment failure    forum.hibernate.org

Newbie Joined: Thu Sep 09, 2004 4:49 am Posts: 10 Hibernate version: 2.1.6 hi all for some time now im trying to deploy on jboss 4 a VERY simple app using a mapped component in the most trivial way , but still im getting error in the deployment .....and its starting to be embarrassing please help.... the component in the hbm.xml ...





10. How to map these components?    forum.hibernate.org

Hello Hibernate users! I've got the following problem: In my domain model I have person and address types. Each person always has a main address assigned, and also 0..2 other addresses. The total number of addresses can never exceed 3. Relations are bi-directional, so all addresses know about the person they belong to. I could map this as entity relations with ...

11. component mapping and 'IN' expressions    forum.hibernate.org

12. using component mapping    forum.hibernate.org

(1) I have an object A, and there are components B, C that would be parts of A. So when I would want to use hibernate's component feature and define B, C as components of A I must put data for B, C in table of A. The issue is - what happens with concurrent updates of B, C ? I ...

13. Inheritence with component mapping    forum.hibernate.org

Hi, I am usind Hibernate 3.1. I have one superclass. It has two subclasses and a component mapping. This should be mapped to one table. It seems that this two mappings don't work together. Is there a reason for it? Is it not allowed to put them together. The error lookes like this: Error parsing XML: XML InputStream(196) The content of ...

14. How to map an Interface as component    forum.hibernate.org

In one of our HBM file I need to map an interface as component. E.g. If I have interface like this: public interface Products { String getData(); setData(String s); } public class A { Products _products; public void setProducts(Products products) { this._products=products; } public Products getProducts() { return _products. } } In HBM File

15. mapping scalar components - couldn't find an example    forum.hibernate.org

Hibernate version:3.1.2 I have one class, a bridge club, whose information is spread over several tables, all of which share a key. There is exactly 1 record in each of these tables corresponding to one club. One of these tables, which I consider as main, has a club code as a primary key. Other tables containing club info refer to this ...

16. How to map set inside component ?    forum.hibernate.org

Hi all, I am new to Hibernate and I spent 2 days trying to resovle this problem so at this point any pointers, suggestion are really welcome ;). In my domain model I have an Entity object. Entity suppose to have an attributeMap which maps attribute name to Attribute object. Every Attribute has String name and set of String values. table ...





17. How to map a component via its constructor???    forum.hibernate.org

18. Does Hibernate calls event listeners for component mappings?    forum.hibernate.org

Hi all, i want to know if Hibernate calls event listeners for component objects. Specifically i want to know if it calls PostLoadEventListener for a component object. I suspect it doesn't call it because the listeners need an event which in turn need an entity (with an id which is impossible for a component to have). I have found two places ...

19. Help with i18n Component Mapping    forum.hibernate.org

Hi I am using Hibernate 3.2.5 and I need some help with the following entity <-> component mapping case: 1. Node - the entity 2. NodeInfo - the component that holds information about a Node in multiple languages Code: create table Node ( id int not null auto_increment primary key, ...

20. find failed with component mapping    forum.hibernate.org

I am using "component" to map some of the columns to an aggregated class. The mapping is done with annotation and works fine with loadAll. However the find failed with the following error. Can anyone give me any direction for the troubleshooting? Thanks. 2008-11-20 20:20:50,109 - c.e.c.d.ContractDao [main] [ERROR]: find by property name failed org.springframework.orm.hibernate3.HibernateQueryException: could not resolve property: contracttag of: ...

21. Component Mapping    forum.hibernate.org

22. Mapping component - defining one time    forum.hibernate.org

I have a BaseObject that all other domain objects extend. It contains properties like: id name description createdOn createdBy modifiedOn modifiedBy How can I define this only 1 time in my .hbm file and reuse this over and over? I've read the documentation on defining components, but I don't want to repeat the xml for every persisted object. Can someone point ...