Example usage for javax.persistence EntityManager getTransaction

Introduction

In this page you can find the example usage for javax.persistence EntityManager getTransaction.

Prototype

public EntityTransaction getTransaction();

Source Link

Document

Return the resource-level EntityTransaction object.

Usage

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void deleteAllProducts() {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/* w ww. j a v a2s  .  com*/

    Query q = entityManager.createQuery("DELETE FROM Product ");
    q.executeUpdate();
    entityManager.flush();

    entityTransaction.commit();

}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void deleteAllUsers() {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*from   w  ww .j ava2 s  .c  o m*/

    Query q = entityManager.createQuery("DELETE FROM FStoreUser ");
    q.executeUpdate();
    entityManager.flush();

    entityTransaction.commit();

}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public Product updateProduct(Product bm) {
    logger.info("================= updateProduct ==================");
    logger.info("bmgetId=" + bm.getId());
    logger.info("bm getName= " + bm.getName());
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//from  w  w  w. ja va 2 s .  c o m
    Product resis = entityManager.merge(bm);
    entityTransaction.commit();

    return resis;
}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void deleteAllCategories() {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//w w w.  j a  v  a2  s  .com

    Query q = entityManager.createQuery("DELETE FROM Category");
    q.executeUpdate();
    entityManager.flush();

    entityTransaction.commit();

}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public UserSession saveUserSession(UserSession userSession) {
    logger.info("Will userSession = " + userSession.getUsername());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from  w w  w  .jav  a2  s .c o  m*/

    FStoreUser u = entityManager.find(FStoreUser.class, userSession.getUser().getId());
    userSession.setUser(u);

    logger.info("Will userSession = " + u.toString());

    entityManager.persist(u);
    entityManager.persist(userSession);
    entityManager.flush();
    entityTransaction.commit();

    return userSession;

}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void saveUser(FStoreUser bu) {
    logger.info("Will save FStoreUser = " + bu.getName());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*from  ww w  . jav a 2 s .c o  m*/

    entityManager.persist(bu);
    //      List<ApplicationMetadata> apps = bu.getApps();
    //      for (ApplicationMetadata app : apps) {         
    //         entityManager.persist(app.getCategory());
    //         entityManager.persist(app);
    //      }
    //      
    //      List<BunMetadata> buns = bu.getBuns() ;
    //      for (BunMetadata bun : buns) {         
    //         entityManager.persist(bun.getCategory());
    //         entityManager.persist(bun);
    //      }

    entityManager.flush();
    entityTransaction.commit();

}

From source file:nl.b3p.viewer.admin.stripes.ConfigureSolrActionBean.java

public Resolution removeFromIndex() {
    EntityManager em = Stripersist.getEntityManager();
    SolrServer server = SolrInitializer.getServerInstance();
    solrConfiguration = em.find(SolrConf.class, solrConfiguration.getId());
    SolrUpdateJob.removeSolrConfigurationFromIndex(solrConfiguration, em, server);
    em.getTransaction().commit();
    return new ForwardResolution(EDIT_JSP);

}

From source file:info.dolezel.jarss.rest.v1.FeedsService.java

@DELETE
@Path("{id}")
public Response unsubscribeFeed(@Context SecurityContext context, @PathParam("id") int feedId) {
    EntityManager em;
    EntityTransaction tx;// ww w  .ja  v  a  2s . c o m
    User user;
    Feed f;
    FeedData fd;

    em = HibernateUtil.getEntityManager();
    tx = em.getTransaction();
    user = (User) context.getUserPrincipal();

    try {
        tx.begin();

        try {
            f = (Feed) em.createQuery("from Feed where id = :id", Feed.class).setParameter("id", feedId)
                    .getSingleResult();
        } catch (NoResultException e) {
            return Response.status(Response.Status.NOT_FOUND)
                    .entity(new ErrorDescription("Feed does not exist")).build();
        }
        if (!f.getUser().equals(user)) {
            return Response.status(Response.Status.FORBIDDEN)
                    .entity(new ErrorDescription("Feed not owned by user")).build();
        }

        fd = f.getData();
        em.remove(f);

        if (fd.getFeeds().isEmpty())
            em.remove(fd);

        tx.commit();

        return Response.noContent().build();
    } finally {
        if (tx.isActive())
            tx.rollback();
        em.close();
    }
}

From source file:nl.b3p.viewer.admin.stripes.ConfigureSolrActionBean.java

@WaitPage(path = "/WEB-INF/jsp/waitpage.jsp", delay = 2000, refresh = 1000, ajax = "/WEB-INF/jsp/waitpageajax.jsp")
public Resolution addToIndex() throws InterruptedException {
    removeFromIndex();//  w  ww .  j a  v  a2  s .c om
    status = new WaitPageStatus();
    EntityManager em = Stripersist.getEntityManager();
    SolrServer server = SolrInitializer.getServerInstance();
    solrConfiguration = em.find(SolrConf.class, solrConfiguration.getId());
    SolrUpdateJob.insertSolrConfigurationIntoIndex(solrConfiguration, em, status, server);
    em.getTransaction().commit();
    return new ForwardResolution(EDIT_JSP);
}

From source file:de.zib.gndms.infra.system.GNDMSystemDirectory.java

/**
 * Removes old configlets from the {@link #configlets} map.
 *
 * Checks for every <tt>Configlet</tt> in the map, if still exists in the database.
 * If not, the map entry will be removed and <tt>shutdown()</tt> invoked on the old configlet entry. 
 *
 * @param emParam an EntityManager managing <tt>Configlet</tt>s
 *//*w  ww.j av  a  2s. co m*/
@SuppressWarnings({ "SuspiciousMethodCalls" })
private synchronized void shutdownOldConfiglets(final EntityManager emParam) {
    Set<String> set = configlets.keySet();
    Object[] keys = set.toArray();
    for (Object name : keys) {
        emParam.getTransaction().begin();
        try {
            if (emParam.find(ConfigletState.class, name) == null) {
                Configlet let = configlets.get(name);
                configlets.remove(name);
                let.shutdown();
            }
        } catch (RuntimeException e) {
            logger.warn(e);
        } finally {
            if (emParam.getTransaction().isActive())
                emParam.getTransaction().commit();
        }
    }
}