Example usage for javax.persistence EntityManager remove

Introduction

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

Prototype

public void remove(Object entity);

Source Link

Document

Remove the entity instance.

Usage

From source file:com.epam.training.taranovski.web.project.repository.implementation.VacancySkillRepositoryImplementation.java

@Override
public boolean delete(VacancySkill vacancySkill) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    VacancySkill managedVacancySkill = null;
    try {/*from w w w .java  2s  .c om*/
        em.getTransaction().begin();
        managedVacancySkill = em.merge(vacancySkill);
        em.remove(managedVacancySkill);
        em.getTransaction().commit();

        success = true;
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

From source file:org.apereo.portal.layout.dlm.FragmentDefinitionDao.java

@Override
@PortalTransactional//from  www .  jav  a 2s.  c o m
public void removeFragmentDefinition(FragmentDefinition fd) {

    Validate.notNull(fd, "FragmentDefinition can not be null");
    final FragmentDefinition persistentFragmentDefinition;
    final EntityManager entityManager = this.getEntityManager();
    if (entityManager.contains(fd)) {
        persistentFragmentDefinition = fd;
    } else {
        persistentFragmentDefinition = entityManager.merge(fd);
    }

    entityManager.remove(persistentFragmentDefinition);
}

From source file:org.apereo.portal.i18n.dao.jpa.JpaMessageDao.java

@Override
@PortalTransactional/*from  w  ww .  j a v  a  2  s  .com*/
public void deleteMessage(Message message) {
    Validate.notNull(message, "message can not be null");

    final Message msg;
    final EntityManager entityManager = this.getEntityManager();
    if (entityManager.contains(message)) {
        msg = message;
    } else {
        msg = entityManager.merge(message);
    }
    entityManager.remove(msg);
}

From source file:org.apache.roller.weblogger.business.jpa.JPAPersistenceStrategy.java

/**
 * Remove object from persistence storage.
 * @param clazz the class of object to remove
 * @param id the id of the object to remove
 * @throws WebloggerException on any error deleting object
 *//*from   www  .  ja  v  a2  s . c om*/
public void remove(Class clazz, String id) throws WebloggerException {
    EntityManager em = getEntityManager(true);
    Object po = em.find(clazz, id);
    em.remove(po);
}

From source file:org.ejbca.extra.db.MessageHome.java

/**
 * Method that removes a message from the database.
 * /*  w  w w.j a  va  2s.c  om*/
 * @param Messageid, the unique message id.
 */
public void remove(String messageId) {
    log.trace(">remove : Message, Messageid : " + messageId);
    EntityManager entityManager = getNewEntityManager();
    try {
        Message msg = Message.findByUniqueId(entityManager, Message.createUniqueIdString(messageId, type));
        if (msg != null) {
            entityManager.remove(msg);
        }
    } finally {
        closeEntityManager(entityManager);
    }
    log.trace("<remove : Message, Messageid : " + messageId);
}

From source file:org.apache.roller.planet.business.jpa.JPAPersistenceStrategy.java

/**
 * Remove object from persistence storage.
 * @param clazz the class of object to remove
 * @param id the id of the object to remove
 * @throws PlanetException on any error deleting object
 *///from w  ww . jav a 2  s .  c om
public void remove(Class clazz, String id) throws PlanetException {
    EntityManager em = getEntityManager(true);
    Object po = em.find(clazz, id);
    em.remove(po);
}

From source file:com.sun.socialsite.business.impl.JPAPersistenceStrategy.java

/**
 * Remove object from persistence storage.
 * @param pos the persistent objects to remove
 * @throws SocialSiteException on any error
 */// w  w w . j a v  a 2s. c  o  m
public void removeAll(Collection pos) throws SocialSiteException {
    EntityManager em = getEntityManager(true);
    for (Iterator iterator = pos.iterator(); iterator.hasNext();) {
        Object obj = iterator.next();
        em.remove(obj);
    }
}

From source file:org.jasig.portlet.blackboardvcportlet.dao.impl.ConferenceUserDaoImpl.java

@Override
@Transactional//from   w  w  w. j a  v a 2  s .  c  o m
public void deleteUser(ConferenceUser user) {
    Validate.notNull(user, "user can not be null");

    final EntityManager entityManager = this.getEntityManager();
    if (!entityManager.contains(user)) {
        user = entityManager.merge(user);
    }
    entityManager.remove(user);
}

From source file:org.apereo.portal.layout.dao.jpa.JpaStylesheetDescriptorDao.java

@PortalTransactional
@Override//  w  ww .j  a va  2s  .  c o  m
public void deleteStylesheetDescriptor(IStylesheetDescriptor stylesheetDescriptor) {
    Validate.notNull(stylesheetDescriptor, "definition can not be null");

    final IStylesheetDescriptor persistentStylesheetDescriptor;
    final EntityManager entityManager = this.getEntityManager();
    if (entityManager.contains(stylesheetDescriptor)) {
        persistentStylesheetDescriptor = stylesheetDescriptor;
    } else {
        persistentStylesheetDescriptor = entityManager.merge(stylesheetDescriptor);
    }

    entityManager.remove(persistentStylesheetDescriptor);
}

From source file:org.apereo.portal.groups.pags.dao.jpa.JpaPersonAttributesGroupDefinitionDao.java

@PortalTransactional
@Override//from   w  w  w  .ja  v  a  2s .co m
public void deletePersonAttributesGroupDefinition(IPersonAttributesGroupDefinition definition) {
    Validate.notNull(definition, "definition can not be null");

    final IPersonAttributesGroupDefinition persistentDefinition;
    final EntityManager entityManager = this.getEntityManager();
    if (entityManager.contains(definition)) {
        persistentDefinition = definition;
    } else {
        persistentDefinition = entityManager.merge(definition);
    }
    entityManager.remove(persistentDefinition);
}