Examples of JpaCallback

org.springframework.orm.jpa.JpaCallback
Callback interface for JPA code. To be used with {@link JpaTemplate}'s execution method, often as anonymous classes within a method implementation. A typical implementation will call EntityManager.find/merge to perform some operations on persistent objects. @author Juergen Hoeller @since 2.0 @see org.springframework.orm.jpa.JpaTemplate @see org.springframework.orm.jpa.JpaTransactionManager

Examples of org.springframework.orm.jpa.JpaCallback

        this.endpoint = endpoint;
        this.template = endpoint.createTransactionStrategy();
    }


    protected void poll() throws Exception {
        template.execute(new JpaCallback() {
            public Object doInJpa(EntityManager entityManager) throws PersistenceException {
                Queue<DataHolder> answer = new LinkedList<DataHolder>();


                Query query = getQueryFactory().createQuery(entityManager);
                configureParameters(query);

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