Example usage for org.hibernate.persister.entity EntityPersister getFactory

List of usage examples for org.hibernate.persister.entity EntityPersister getFactory

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Introduction

In this page you can find the example usage for org.hibernate.persister.entity EntityPersister getFactory.

Prototype

SessionFactoryImplementor getFactory();

Source Link

Document

Return the SessionFactory to which this persister "belongs".

Usage

From source file:com.autobizlogic.abl.data.hibernate.HibPersistentBean.java

License:Open Source License

/**
 * Create from a persistent bean, either Pojo or Map.
 * @param bean A Hibernate persistent bean (can be a proxy)
 * @param pk The primary key for the given bean
 * @param persister The persister for the given bean.
 *///w  w w  . j  a v  a  2 s. c o  m
@SuppressWarnings("unchecked")
protected HibPersistentBean(Object bean, Serializable pk, EntityPersister persister, Session session) {

    if (bean instanceof Map) {
        try {
            this.map = (Map<String, Object>) bean;
        } catch (Exception ex) {
            throw new RuntimeException("Map is not Map<String, Object> for type " + persister.getEntityName());
        }
    } else {
        this.bean = getRawBean(bean);
        beanMap = new BeanMap(this.bean);
        map = beanMap;
    }
    this.pk = pk;

    this.metaEntity = MetaModelFactory.getHibernateMetaModel(persister.getFactory())
            .getMetaEntity(persister.getEntityName());
    this.session = session;
}

From source file:com.autobizlogic.abl.data.hibernate.HibPersistentBeanCopy.java

License:Open Source License

/**
 * Create from a persistent bean.//ww  w .j  a  v  a  2  s  .  c o m
 * @param bean A Hibernate persistent bean (can be a proxy) - either Pojo or Map, or even
 * a PersistentBean.
 * @param pk The primary key for the given bean
 * @param persister The persister for the given bean.
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
protected HibPersistentBeanCopy(Object bean, Serializable pk, EntityPersister persister) {
    this.pk = pk;
    this.metaEntity = MetaModelFactory.getHibernateMetaModel(persister.getFactory())
            .getMetaEntity(persister.getEntityName());
    if (metaEntity == null)
        throw new RuntimeException("Could not find metadata from entity " + persister.getEntityName());

    if (bean instanceof HibPersistentBean) {
        HibPersistentBean pb = (HibPersistentBean) bean;
        this.bean = pb.bean;
        this.map = pb.map;
        this.beanMap = pb.beanMap;
    } else if (bean instanceof HibPersistentBeanCopy) {
        throw new RuntimeException("It makes no sense to make a copy of a HibPersistentBeanCopy");
    } else if (bean instanceof Map) {
        beanMap = (Map) bean;
        this.map = (Map<String, Object>) bean;
    } else {
        beanMap = new BeanMap(bean);
        this.bean = bean;
        map = beanMap;
    }

    if (map == null)
        throw new RuntimeException("No map defined for HibPersistentBeanCopy");

    // Copy all attributes
    for (MetaAttribute metaAttrib : metaEntity.getMetaAttributes()) {
        Object value = map.get(metaAttrib.getName());
        values.put(metaAttrib.getName(), value);
    }

    // Copy single-valued relationships
    for (MetaRole metaRole : metaEntity.getRolesFromChildToParents()) {
        String roleName = metaRole.getRoleName();
        Object value = map.get(roleName);
        values.put(roleName, value);
    }
}

From source file:com.autobizlogic.abl.data.hibernate.HibPersistentBeanCopy.java

License:Open Source License

/**
 * Create from a state array./*from  w w  w . j  a  v a2 s .  c  o m*/
 * @param The state (typically from a Hibernate event)
 * @param pk The primary key
 * @param persister The persister for the object
 */
@SuppressWarnings("unchecked")
protected HibPersistentBeanCopy(Object[] state, Object entity, Serializable pk, EntityPersister persister,
        Session session) {
    if (entity instanceof Map)
        map = (Map<String, Object>) entity;
    else {
        bean = entity;
        beanMap = new BeanMap(entity);
    }
    this.pk = pk;
    this.metaEntity = MetaModelFactory.getHibernateMetaModel(persister.getFactory())
            .getMetaEntity(persister.getEntityName());

    ClassMetadata metadata = persister.getClassMetadata();
    String[] propNames = metadata.getPropertyNames();
    for (int i = 0; i < propNames.length; i++) {
        String propName = propNames[i];
        if (metaEntity.getMetaProperty(propName).isCollection())
            continue;

        MetaRole metaRole = metaEntity.getMetaRole(propName);
        if (metaRole == null) { // Not a relationship -- must be an attribute
            if (state[i] != null)
                values.put(propName, state[i]);
        } else if (!metaRole.isCollection()) {
            // In the case of old values, when we are handed the state, it contains the pk for associations,
            // and not (as you'd expect) the object itself. So we check whether the value is a real object,
            // and if it's not, we grab it from the object.
            if (state[i] == null || session.contains(state[i])) {
                values.put(propName, state[i]);
            } else {
                // We have a pk instead of a proxy -- ask Hibernate to create a proxy for it.
                String className = metadata.getPropertyType(propName).getReturnedClass().getName();
                PersistenceContext persContext = HibernateSessionUtil.getPersistenceContextForSession(session);
                EntityPersister entityPersister = HibernateSessionUtil.getEntityPersister(session, className,
                        bean);
                EntityKey entityKey = new EntityKey((Serializable) state[i], entityPersister,
                        session.getEntityMode());

                // Has a proxy already been created for this session?
                Object proxy = persContext.getProxy(entityKey);
                if (proxy == null) {
                    // There is no proxy anywhere for this object, so ask Hibernate to create one for us
                    proxy = entityPersister.createProxy((Serializable) state[i], (SessionImplementor) session);
                    persContext.getBatchFetchQueue().addBatchLoadableEntityKey(entityKey);
                    persContext.addProxy(entityKey, proxy);
                }
                values.put(propName, proxy);
            }
        }
    }
}

From source file:com.autobizlogic.abl.hibernate.HibernateUtil.java

License:Open Source License

/**
 * Get the value of the identifier for the given entity, whatever its type (Pojo or Map).
 * @param entity The entity/*from w w w.ja v a  2  s  . c  o  m*/
 * @param persister The entity's persister
 * @return The identifier for the entity
 */
public static Serializable getPrimaryKeyForEntity(Object entity, EntityPersister persister) {

    String entityName = persister.getEntityName();
    MetaModel metaModel = MetaModelFactory.getHibernateMetaModel(persister.getFactory());
    MetaEntity metaEntity = metaModel.getMetaEntity(entityName);
    String pkName = metaEntity.getIdentifierName();
    if (entity instanceof Map) {
        @SuppressWarnings("unchecked")
        Map<String, Object> map = (Map<String, Object>) entity;
        return (Serializable) map.get(pkName);
    }
    BeanMap beanMap = new BeanMap(entity);
    return (Serializable) beanMap.get(pkName);
}

From source file:com.corundumstudio.hibernate.dsc.QueryCacheEntityListener.java

License:Apache License

private DynamicQueryCache getQueryCache(EntityPersister persister, String regionName,
        QueryListenerEntry listenerValue) {
    return (DynamicQueryCache) persister.getFactory().getQueryCache(regionName);
}

From source file:edu.utah.further.core.data.hibernate.listeners.PreUpdatePreventNullOverwriteListener.java

License:Apache License

@SuppressWarnings("resource")
@Override//from w ww  .j a v  a 2s  .  c  o  m
public boolean onPreUpdate(final PreUpdateEvent event) {
    if (log.isDebugEnabled()) {
        log.debug("Received pre-update event");
    }
    final EntityPersister entityPersister = event.getPersister();
    final EntityMode entityMode = entityPersister.guessEntityMode(event.getEntity());
    final Connection connection = getConnection(entityPersister);
    final StatelessSession session = entityPersister.getFactory().openStatelessSession(connection);
    session.beginTransaction();
    final Serializable entityId = entityPersister.getIdentifier(event.getEntity(),
            (SessionImplementor) session);
    final Object existingEntity = session.get(event.getEntity().getClass(), entityId);

    if (log.isDebugEnabled()) {
        log.debug("Loaded existing entity " + existingEntity);
    }

    boolean updatedExistingEntity = false;
    for (int i = 0; i < entityPersister.getPropertyNames().length; i++) {
        final Object oldPropValue = entityPersister.getPropertyValue(existingEntity, i, entityMode);
        if (oldPropValue == null) {

            if (log.isDebugEnabled()) {
                log.debug("Found a property in the existing " + "entity that was null, checking new entity");
            }

            final Object newPropValue = entityPersister.getPropertyValue(event.getEntity(), i, entityMode);

            if (!(newPropValue instanceof Collection<?>) && newPropValue != null) {

                if (log.isDebugEnabled()) {
                    log.debug("The new entity contains a non-null " + "value, updating existing entity");
                }

                entityPersister.setPropertyValue(existingEntity, i, newPropValue, entityMode);
                updatedExistingEntity = true;
            }
        }
    }

    if (updatedExistingEntity) {
        entityPersister.getFactory().getCurrentSession().cancelQuery();
        session.update(existingEntity);
    }

    session.getTransaction().commit();
    session.close();

    return updatedExistingEntity;
}

From source file:edu.utah.further.core.data.hibernate.listeners.PreUpdatePreventNullOverwriteListener.java

License:Apache License

/**
 * @param entityPersister/*ww  w.j  a va  2  s  .  co m*/
 * @return
 */
private Connection getConnection(final EntityPersister entityPersister) {
    Connection connection;
    try {
        connection = entityPersister.getFactory().getConnectionProvider().getConnection();
    } catch (final SQLException e) {
        throw new ApplicationException(
                "Unable to retrieve the connection during PreUpdatePreventNullOverwriteListener");
    }
    return connection;
}

From source file:org.compass.gps.device.hibernate.lifecycle.HibernateEventListenerUtils.java

License:Apache License

public static Collection getUnpersistedCascades(CompassGpsInterfaceDevice compassGps, Object entity,
        SessionFactoryImplementor sessionFactory, Cascade cascade, Collection visited) {
    if (visited.contains(entity)) {
        return Collections.EMPTY_SET;
    }//w ww .  java2  s. c o m
    visited.add(entity);

    ClassMetadata classMetadata = sessionFactory.getClassMetadata(entity.getClass());
    if (classMetadata == null) {
        for (Iterator iter = sessionFactory.getAllClassMetadata().values().iterator(); iter.hasNext();) {
            ClassMetadata temp = (ClassMetadata) iter.next();
            if (entity.getClass().equals(temp.getMappedClass(EntityMode.POJO))) {
                classMetadata = temp;
                break;
            }
        }
    }
    Assert.notNull(classMetadata, "Failed to lookup Hibernate ClassMetadata for entity [" + entity + "]");
    String entityName = classMetadata.getEntityName();
    EntityPersister persister = sessionFactory.getEntityPersister(entityName);

    CompassMapping compassMapping = ((InternalCompass) compassGps.getIndexCompass()).getMapping();
    ClassMapping classMapping = (ClassMapping) compassMapping.getMappingByClass(entity.getClass());
    if (classMapping == null) {
        return Collections.EMPTY_SET;
    }

    //        CascadeStyle[] cascadeStyles = persister.getEntityMetamodel().getCascadeStyles();
    String[] propertyNames = persister.getPropertyNames();
    Type[] types = persister.getPropertyTypes();
    Set dependencies = new HashSet();
    for (int i = 0, len = propertyNames.length; i < len; i++) {
        // property cascade includes save/update?
        //            CascadeStyle cascadeStyle = cascadeStyles[i];
        //            if (!cascadeStyle.doCascade(CascadingAction.SAVE_UPDATE)) {
        //                continue;
        //            }
        // property is mapped in Compass?
        String name = propertyNames[i];
        Mapping mapping = classMapping.getMapping(name);
        if (mapping == null) {
            continue;
        }
        // property value is not null?
        Object propertyValue = persister.getPropertyValue(entity, name, EntityMode.POJO);
        if (propertyValue == null) {
            continue;
        }
        // find actual property type
        // todo may not be correct see http://www.hibernate.org/hib_docs/v3/api/org/hibernate/type/EntityType.html#getReturnedClass()
        // todo may need to use class name string comparison instead
        Class propertyType;
        Type type = types[i];
        boolean collection = false;
        if (type instanceof CollectionType) {
            CollectionType collectionType = (CollectionType) type;
            propertyType = persister.getFactory().getCollectionPersister(collectionType.getRole())
                    .getElementType().getReturnedClass();
            collection = true;
        } else {
            propertyType = type.getReturnedClass();
        }
        // Mirroring is cascaded for this property?
        if (!compassGps.hasMappingForEntityForMirror(propertyType, cascade)) {
            continue;
        }
        // find dependent unpersisted property value(s)
        ResourceMapping propertyTypeMapping = compassMapping.getMappingByClass(propertyType);
        Mapping[] idMappings = propertyTypeMapping.getIdMappings();
        for (int j = 0, jlen = idMappings.length; j < jlen; j++) {
            ClassPropertyMetaDataMapping idMapping = (ClassPropertyMetaDataMapping) idMappings[j];
            try {
                // initiaize the value in case it is lazy (and only for the first time)
                if (j == 0) {
                    if (propertyValue instanceof HibernateProxy) {
                        propertyValue = ((HibernateProxy) propertyValue).getHibernateLazyInitializer()
                                .getImplementation();
                    }
                }
                if (collection) {
                    for (Iterator iter = ((Collection) propertyValue).iterator(); iter.hasNext();) {
                        Object obj = iter.next();
                        Object id = idMapping.getGetter().get(obj);
                        if (id == null) {
                            dependencies.add(obj);
                        }
                        dependencies.addAll(
                                getUnpersistedCascades(compassGps, obj, sessionFactory, cascade, visited));
                    }
                } else {
                    Object id = idMapping.getGetter().get(propertyValue);
                    if (id == null) {
                        dependencies.add(propertyValue);
                    }
                    dependencies.addAll(getUnpersistedCascades(compassGps, propertyValue, sessionFactory,
                            cascade, visited));
                }
            } catch (Exception e) {
                // ignore
            }
        }
    }
    return dependencies;
}

From source file:org.tonguetied.audit.AuditLogPostDeleteEventListener.java

License:Apache License

/**
 * Add an entry in the audit log for the removal of an {@link Auditable} 
 * entity./*from  ww  w  . j av a2  s. c om*/
 */
public void onPostDelete(final PostDeleteEvent event) {
    if (event.getEntity() instanceof Auditable) {
        Auditable entity = (Auditable) event.getEntity();
        if (logger.isDebugEnabled())
            logger.debug("Adding an audit log entry for deletion of entity " + entity.getClass() + " with id "
                    + entity.getId());

        final Object[] deletedState = event.getDeletedState();
        final EntityPersister persister = event.getPersister();
        processEntity(deletedState, null, persister);
        AuditLog.logEvent(Operation.delete, entity, getNewValue(), getOldValue(), persister.getFactory());
    }
}

From source file:org.tonguetied.audit.AuditLogPostInsertEventListener.java

License:Apache License

/**
 * Add an entry in the audit log for the creation of an {@link Auditable} 
 * entity.// ww w . ja  v a  2  s .c  o m
 */
public void onPostInsert(final PostInsertEvent event) {
    if (event.getEntity() instanceof Auditable) {
        final Auditable entity = (Auditable) event.getEntity();
        if (logger.isDebugEnabled())
            logger.debug("Adding an audit log entry for insertion of entity " + entity.getClass() + " with id "
                    + entity.getId());
        final Object[] state = event.getState();
        final EntityPersister persister = event.getPersister();
        processEntity(null, state, persister);

        AuditLog.logEvent(Operation.insert, entity, getNewValue(), getOldValue(), persister.getFactory());
    }
}