Example usage for org.hibernate.criterion Restrictions idEq

Introduction

In this page you can find the example usage for org.hibernate.criterion Restrictions idEq.

Prototype

public static Criterion idEq(Object value) 

Source Link

Document

Apply an "equal" constraint to the identifier property

Usage

From source file:org.openspaces.persistency.hibernate.StatelessHibernateSpaceSynchronizationEndpoint.java

License:Open Source License

private boolean exists(DataSyncOperation dataSyncOperation, StatelessSession session) {

    Criteria criteria = null;//  ww  w . j  a  v  a 2  s .co m
    switch (dataSyncOperation.getDataSyncOperationType()) {
    case REMOVE:
    case WRITE:
    case UPDATE:
        if (!dataSyncOperation.supportsDataAsObject())
            return false;
        Object entry = dataSyncOperation.getDataAsObject();
        criteria = session.createCriteria(entry.getClass().getName());
        ClassMetadata classMetaData = getSessionFactory().getClassMetadata(entry.getClass());
        criteria.add(Restrictions.idEq(classMetaData.getIdentifier(entry)));
        criteria.setProjection(Projections.rowCount());
        return ((Number) criteria.uniqueResult()).intValue() > 0;
    case PARTIAL_UPDATE:
        if (!dataSyncOperation.supportsGetTypeDescriptor())
            return false;
        SpaceTypeDescriptor typeDescriptor = dataSyncOperation.getTypeDescriptor();
        criteria = session.createCriteria(typeDescriptor.getTypeName());
        criteria.add(Restrictions.idEq(typeDescriptor.getIdPropertyName()));
        criteria.setProjection(Projections.rowCount());
        return ((Number) criteria.uniqueResult()).intValue() > 0;
    default:
        return false;
    }
}

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From source file:org.quackbot.dao.hibernate.GenericHbDAO.java

License:Open Source License

@Override
public T findById(Long id) {
    return (T) getSession().createCriteria(getPersistentClass()).add(Restrictions.idEq(id)).uniqueResult();
}

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From source file:org.shredzone.cilla.service.search.strategy.AbstractSearchStrategy.java

License:Open Source License

/**
 * Creates a {@link Criteria} object for the filter given in the
 * {@link SearchResultImpl}.//from   w  ww.ja  v  a2 s.c o m
 */
protected Criteria createCriteria(SearchResultImpl result) throws CillaServiceException {
    Criteria crit = pageDao.criteria();
    crit.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY);

    crit.add(Restrictions.and(Restrictions.isNotNull("publication"),
            Restrictions.le("publication", result.getNow())));

    crit.add(
            Restrictions.or(Restrictions.isNull("expiration"), Restrictions.gt("expiration", result.getNow())));

    crit.add(Restrictions.eq("hidden", false));

    FilterModel filter = result.getFilter();
    if (filter != null) {
        if (filter.getCategory() != null) {
            // I'd prefer to use Restrictions.in instead, but this seems to be difficult.
            // http://stackoverflow.com/questions/407737/hibernate-criteria-querying-tables-in-nm-relationship
            Disjunction dis = Restrictions.disjunction();
            result.getEffectiveCategories().stream().mapToLong(Category::getId)
                    .forEach(id -> dis.add(Restrictions.idEq(id)));
            crit.createCriteria("categories").add(dis);
        }

        if (filter.getTag() != null) {
            long tagId = filter.getTag().getId();
            Disjunction dis = Restrictions.disjunction();

            // All pages with the requested tag
            crit.createAlias("tags", "tt");
            dis.add(Restrictions.eq("tt.id", tagId));

            // All pages with pictures in a gallery section having the requested tag
            DetachedCriteria subcrit = DetachedCriteria.forClass(GallerySection.class);
            subcrit.createCriteria("pictures").createCriteria("tags").add(Restrictions.idEq(tagId));
            subcrit.setProjection(Projections.distinct(Projections.property("page.id")));
            dis.add(Subqueries.propertyIn("id", subcrit));

            crit.add(dis);
        }

        if (filter.getCreator() != null) {
            crit.add(Restrictions.eq("creator", filter.getCreator()));
        }

        if (filter.getPage() != null) {
            crit.add(Restrictions.idEq(filter.getPage().getId()));
        }

        if (filter.getDate() != null) {
            DateRange dr = filter.getDate();
            PageOrder order = (filter.getOrder() != null ? filter.getOrder() : PageOrder.PUBLICATION);
            crit.add(Restrictions.between(order.getColumn(), dr.getFromDate().getTime(),
                    dr.getThruDate().getTime()));
        }

        if (filter.getQuery() != null) {
            // No challenge protected pages for context search, because protected
            // contents may be revealed in the search results.
            crit.add(Restrictions.isNull("challenge"));
        }
    }

    return crit;
}

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From source file:org.tynamo.hibernate.services.HibernatePersistenceServiceImpl.java

License:Apache License

/**
 * (non-Javadoc)//from   ww  w . j  a  v a2  s  .  co m
 *
 * @see org.tynamo.services.PersistenceService#getInstance(Class,Serializable)
 */

public <T> T getInstance(final Class<T> type, final Serializable id) {
    DetachedCriteria criteria = DetachedCriteria.forClass(type).add(Restrictions.idEq(id));
    return getInstance(type, criteria);
}

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From source file:org.tynamo.hibernate.services.HibernatePersistenceServiceImpl.java

License:Apache License

public List getInstances(final Object example, final TynamoClassDescriptor classDescriptor) {
    //create Criteria instance
    DetachedCriteria searchCriteria = DetachedCriteria.forClass(example.getClass());
    searchCriteria = alterCriteria(example.getClass(), searchCriteria);

    //loop over the example object's PropertyDescriptors
    for (TynamoPropertyDescriptor propertyDescriptor : classDescriptor.getPropertyDescriptors()) {
        //only add a Criterion to the Criteria instance if this property is searchable
        if (propertyDescriptor.isSearchable()) {
            String propertyName = propertyDescriptor.getName();
            Class propertyClass = propertyDescriptor.getPropertyType();
            Object value = getPropertyAccess().get(example, propertyName);

            //only add a Criterion to the Criteria instance if the value for this property is non-null
            if (value != null) {
                if (String.class.isAssignableFrom(propertyClass) && ((String) value).length() > 0) {
                    searchCriteria.add(Restrictions.like(propertyName, value.toString(), MatchMode.ANYWHERE));
                }//from   ww w  .  ja v a2  s.  c  om
                /**
                 * 'one'-end of many-to-one, one-to-one
                 *
                 * Just match the identifier
                 */
                else if (propertyDescriptor.isObjectReference()) {
                    Serializable identifierValue = getIdentifier(value,
                            descriptorService.getClassDescriptor(propertyDescriptor.getBeanType()));
                    searchCriteria.createCriteria(propertyName).add(Restrictions.idEq(identifierValue));
                } else if (propertyClass.isPrimitive()) {
                    //primitive types: ignore zeroes in case of numeric types, ignore booleans anyway (TODO come up with something...)
                    if (!propertyClass.equals(boolean.class) && ((Number) value).longValue() != 0) {
                        searchCriteria.add(Restrictions.eq(propertyName, value));
                    }
                } else if (propertyDescriptor.isCollection()) {
                    //one-to-many or many-to-many
                    CollectionDescriptor collectionDescriptor = (CollectionDescriptor) propertyDescriptor;
                    TynamoClassDescriptor collectionClassDescriptor = descriptorService
                            .getClassDescriptor(collectionDescriptor.getElementType());
                    if (collectionClassDescriptor != null) {
                        String identifierName = collectionClassDescriptor.getIdentifierDescriptor().getName();
                        Collection<Serializable> identifierValues = new ArrayList<Serializable>();
                        Collection associatedItems = (Collection) value;
                        if (associatedItems != null && associatedItems.size() > 0) {
                            for (Object o : associatedItems) {
                                identifierValues.add(getIdentifier(o, collectionClassDescriptor));
                            }
                            //add a 'value IN collection' restriction
                            searchCriteria.createCriteria(propertyName)
                                    .add(Restrictions.in(identifierName, identifierValues));
                        }
                    }
                }
            }
        }
    }
    searchCriteria.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY);
    // FIXME This won't work because the shadow proxy doesn't implement SessionImplementor
    // that session is casted to. Maybe we should inject SessionManager instead
    // and obtain the Session from it
    return searchCriteria.getExecutableCriteria(getSession()).list();
}

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From source file:org.unitec.casosdeuso.DAOReservacion.java

public Cliente buscarPorId(Integer id) throws Exception {
    Cliente a = (Cliente) sesion.createCriteria(Cliente.class).add(Restrictions.idEq(id)).uniqueResult();
    cerrarTodo();/* ww  w  . j  a v  a2s  .  c o  m*/
    return a;
}

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From source file:org.unitec.examenbimestral.Apoyo.java

public Apoyo2 buscarPorId(Integer id) throws Exception {
    Apoyo2 u = (Apoyo2) session.createCriteria(Apoyo2.class).add(Restrictions.idEq(id)).uniqueResult();
    cerrarTodo();//from   ww w .  j  a  v  a  2s  .c o  m
    return u;
}

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From source file:org.unitec.examenbimestral.Apoyo.java

public void eliminar(Integer id) throws Exception {
    Apoyo2 u = (Apoyo2) session.createCriteria(Apoyo2.class).add(Restrictions.idEq(1)).uniqueResult();
    session.delete(u);//ww  w  .  java  2 s.co  m
    cerrarTodo();
}

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From source file:org.webical.dao.hibernateImpl.CalendarDaoHibernateImpl.java

License:Open Source License

@Transaction(readOnly = true)
public Calendar getCalendarForEvent(Event event) throws DaoException {
    if (event.getCalendar() == null || event.getCalendar().getCalendarId() == null) {
        return null;
    } else {/* ww w .  j ava2s .co  m*/
        try {
            return (Calendar) getSession().createCriteria(Calendar.class)
                    .add(Restrictions.idEq(event.getCalendar().getCalendarId())).uniqueResult();
        } catch (Exception e) {
            log.error("Could not decrypt calendars password", e);
            throw new DaoException("Could not decrypt calendars password", e);
        }
    }
}

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From source file:org.webical.dao.hibernateImpl.EventDaoWebDavHibernateBufferedImpl.java

License:Open Source License

@Transaction(readOnly = false)
@SuppressWarnings("unchecked")
public void storeEvent(Event updatedEvent)
        throws DaoException, DeleteConflictException, UpdateConflictException {
    if (updatedEvent == null)
        return;//from   w  w  w. j  a va2s.  c o  m

    try {
        boolean update = (updatedEvent.getUid() != null);

        // Create a new WebDavCalendarSynchronisation util
        WebDavCalendarSynchronisation calendarSynchronisation = new WebDavCalendarSynchronisation();
        if (update) {
            if (log.isDebugEnabled()) {
                log.debug("Merging existing Event: " + updatedEvent.getUid());
            }

            //Remove the old events (except the updated event)
            Criteria criteria = getSession().createCriteria(Event.class);
            criteria.add(Restrictions.eq(Calendar.CALENDAR_PROPERTY_NAME, updatedEvent.getCalendar()));
            criteria.add(Restrictions.not(Restrictions.idEq(updatedEvent.getEventId())));
            List<Event> eventsToRemove = criteria.list();
            if (eventsToRemove != null) {
                deleteAll(eventsToRemove);
            }

            // Synchronize the updated event
            List<Event> newEvents = calendarSynchronisation.updateEvent(updatedEvent,
                    updatedEvent.getCalendar());

            //Store the new events
            if (newEvents != null) {
                for (Event event : newEvents) {
                    saveOrUpdate(event);
                }
            }

            // Write changes to remote calendar
            calendarSynchronisation.writeToRemoteCalendarFile(updatedEvent.getCalendar(), newEvents);
        } else {
            updatedEvent.setUid(generateUid());

            if (log.isDebugEnabled()) {
                log.debug("Storing new Event: " + updatedEvent.getUid());
            }

            saveOrUpdate(updatedEvent);

            // Calendar Ical4J over webdav has its own transactions?
            calendarSynchronisation.writeToRemoteCalendarFile(updatedEvent.getCalendar(),
                    getEventsForCalendar(updatedEvent.getCalendar()));
        }
    } catch (Exception e) {
        log.error(e, e);
        throw new DaoException("Could not store Event", e);
    }
}

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