No transaction starts within Spring @Transactional method

Question

I run into strange problem while developing application using Spring (3.0.5), Hibernate (3.6.0) and Wicket (1.4.14). The problem is: i cannot save or modify any object into

Answer 1

a) You are defining both a Hibernate SessionFactory and a JPA EntitymanagerFactory. Which is it going to be? Either use Hibernate's Session API or JPA's Entitymanager API with Hibernate as provider, but not both.

b) You have defined a HibernateTransactionManager, but since you are using EntityManager in your code, you need a JpaTransactionManager instead:

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Here's a commented version of your applicationContext.xml:

    
     

    
        
        
        
                  
    

    
    
        
        
    

    
    
         
            
        
        
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And a design note: DAOs shouldn't be transactional. You should use a service layer that manages the transactions. See this question (and many others) for reference.