Example usage for javax.persistence EntityManager getTransaction

List of usage examples for javax.persistence EntityManager getTransaction

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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 deleteProduct(int id) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    Product p = entityManager.find(Product.class, id);

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//w  ww. j av a 2s .  com
    entityManager.remove(p);
    entityTransaction.commit();
}

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

public Resolution removeComponent() {

    EntityManager em = Stripersist.getEntityManager();

    try {//ww w.  ja va  2  s .c o m
        component = (ConfiguredComponent) em
                .createQuery("from ConfiguredComponent where application = :application and name = :name")
                .setParameter("application", application).setParameter("name", name).getSingleResult();

        em.remove(component);
    } catch (NoResultException e) {
    }
    em.getTransaction().commit();
    return new ForwardResolution("/WEB-INF/jsp/application/layoutmanager.jsp");
}

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

public void deleteCategory(int catid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    Category c = entityManager.find(Category.class, catid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from   w w  w .ja  va  2s  .  com*/
    entityManager.remove(c);
    entityTransaction.commit();

}

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

public void deleteUser(int userid) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    FStoreUser u = entityManager.find(FStoreUser.class, userid);

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//from   w w  w. j a v  a  2  s. c o m

    entityManager.remove(u);

    entityTransaction.commit();
}

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}// www. j  a v a2 s.  com
 */
@Override
public <T extends BaseEntity> T insert(T entity) {
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        em.persist(entity);
        em.getTransaction().commit();
        return entity;
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
}

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}/*from  w w  w .  j  av  a  2 s  . c o  m*/
 */
@Override
public <T extends BaseEntity> T update(T entity) {
    T updated;
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        updated = em.merge(entity);
        em.getTransaction().commit();
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
    return updated;
}

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}/*from w ww .ja v  a2s  . c o  m*/
 */
@Override
public <T extends BaseEntity> int deleteAll(Class<T> entity) {
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        int rowsDeleted = em.createQuery(em.getCriteriaBuilder().createCriteriaDelete(entity)).executeUpdate();
        em.getTransaction().commit();
        LOGGER.debug("deleteAll: No. of rows deleted: [{}]", rowsDeleted);
        return rowsDeleted;
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
}

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}/* ww w  .j av a2  s .c om*/
 */
@Override
public <T> T executeInTransaction(JpaCallback<T> action) {
    T result;
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        result = action.doInJpa(em);
        em.getTransaction().commit();
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
    return result;
}

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

public void deleteProperty(int propid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    FStoreProperty c = entityManager.find(FStoreProperty.class, propid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from  w w  w.j a  v a  2s . c o m*/
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}//from  w ww. j av  a2  s  . co  m
 */
@Override
public <T extends BaseEntity> int deleteByJpaNamedQuery(CrudDTO<T> crudDTO) {
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        TypedQuery<T> typedQuery = em.createNamedQuery(crudDTO.getNamedQuery(), crudDTO.getEntity());
        JpaUtil.bindQueryParams(typedQuery, crudDTO.getPosParams());
        int rowsDeleted = typedQuery.executeUpdate();
        em.getTransaction().commit();
        LOGGER.debug("deleteByJpaNamedQuery: No. of rows deleted: [{}]", rowsDeleted);
        return rowsDeleted;
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
}