For example using CMT = container managed transaction or the best practice
to avoid problems...
2009/10/16 Roan Brasil Monteiro <roanbrasil_at_gmail.com>
> Hey ,
>
> Thanks thats idea worked for me. You helped me a lot. I have another
> question, what is the right way to do that or the best way to persist?
>
> 2009/10/16 Mitesh Meswani <Mitesh.Meswani_at_sun.com>
>
> Application managed entitymanagers need to be either created inside an
>> active transaction or you need to explicitly call joinTransaction() to make
>> it part of active transaction. Modify your code as follows
>>
>> EntityManager em = emf.createEntityManager(); //Either move this
>> after utx.begin() below
>> UserTransaction utx = getUtx();
>> try {
>> utx.begin();
>> //Or call following
>> em.joinTransaction();
>>
>> em.persist(p);
>> utx.commit();
>>
>>
>> Roan Brasil Monteiro wrote:
>>
>>> Dont persist and dont show error . The tables are created but when I
>>> persist I cannot and got it. Bellow is my code. The table Place is created
>>> but dont persist. Why?
>>>
>>> My class Test.java
>>>
>>> @Path("/test")
>>> public class Test {
>>>
>>> @PersistenceUnit(unitName = "citespacePU")
>>> EntityManagerFactory emf;
>>> @GET
>>> @Produces("text/plain")
>>> public String getIt() throws NamingException {
>>> StringBuilder strb = new StringBuilder();
>>> Place p = new Place();
>>> p.setName("Roan");
>>>
>>> EntityManager em = emf.createEntityManager();
>>> UserTransaction utx = getUtx();
>>> try {
>>> utx.begin(); em.persist(p);
>>> utx.commit();
>>> } catch (Exception e) {
>>> try {
>>> utx.rollback();
>>> } catch (SystemException se) {
>>> throw new WebApplicationException(se);
>>> }
>>> throw new WebApplicationException(e);
>>> } finally {
>>> em.close();
>>> }
>>>
>>>
>>> persistence.xml
>>>
>>> <?xml version="1.0" encoding="UTF-8"?>
>>> <persistence version="1.0" xmlns="http://java.sun.com/xml/ns/persistence"
>>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>>> xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
>>> http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd">
>>> <persistence-unit name="citespacePU" transaction-type="JTA">
>>> <provider>org.hibernate.ejb.HibernatePersistence</provider>
>>> <jta-data-source>jdbc/TestDS</jta-data-source>
>>> <properties> <property name="hibernate.hbm2ddl.auto"
>>> value="update"/>
>>> <property name="hibernate.connection.characterEncoding"
>>> value="UTF-8"/>
>>> </properties>
>>> </persistence-unit>
>>> </persistence>
>>>
>>>
>>> --
>>> Atenciosamente,
>>>
>>> Roan Brasil Monteiro
>>> http://roanbrasil.wordpress.com/
>>>
>>
>>
>
>
> --
> Atenciosamente,
>
> Roan Brasil Monteiro
> http://roanbrasil.wordpress.com/
>
--
Atenciosamente,
Roan Brasil Monteiro
http://roanbrasil.wordpress.com/