org.hibernate.event.spi.EventSource.java Source code

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.event.spi;

import java.io.Serializable;
import java.util.Map;
import java.util.Set;

import org.hibernate.HibernateException;
import org.hibernate.engine.spi.ActionQueue;
import org.hibernate.engine.spi.EntityEntry;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.persister.entity.EntityPersister;

/**
 * @author Gavin King
 */
public interface EventSource extends SessionImplementor {

    /**
     * Get the ActionQueue for this session
     */
    ActionQueue getActionQueue();

    /**
     * Instantiate an entity instance, using either an interceptor,
     * or the given persister
     */
    Object instantiate(EntityPersister persister, Serializable id) throws HibernateException;

    /**
     * Force an immediate flush
     */
    void forceFlush(EntityEntry e) throws HibernateException;

    /**
     * Cascade merge an entity instance
     */
    void merge(String entityName, Object object, Map copiedAlready) throws HibernateException;

    /**
     * Cascade persist an entity instance
     */
    void persist(String entityName, Object object, Map createdAlready) throws HibernateException;

    /**
     * Cascade persist an entity instance during the flush process
     */
    void persistOnFlush(String entityName, Object object, Map copiedAlready);

    /**
     * Cascade refresh an entity instance
     */
    void refresh(String entityName, Object object, Map refreshedAlready) throws HibernateException;

    /**
     * Cascade delete an entity instance
     */
    void delete(String entityName, Object child, boolean isCascadeDeleteEnabled, Set transientEntities);

    /**
     * A specialized type of deletion for orphan removal that must occur prior to queued inserts and updates.
     */
    // TODO: The removeOrphan concept is a temporary "hack" for HHH-6484.  This should be removed once action/task
    // ordering is improved.
    void removeOrphanBeforeUpdates(String entityName, Object child);

}