Examples with UnitOfWork org.eclipse.persistence.sessions.UnitOfWork used on opensource projects

Example 1 with UnitOfWork

use of org.eclipse.persistence.sessions.UnitOfWork in project cuba by cuba-platform.

the class PersistenceImplSupport method fireEntityListeners.

public void fireEntityListeners(EntityManager entityManager, boolean warnAboutImplicitFlush) {
    UnitOfWork unitOfWork = entityManager.getDelegate().unwrap(UnitOfWork.class);
    String storeName = getStorageName(unitOfWork);
    traverseEntities(getInstanceContainerResourceHolder(storeName), new OnFlushEntityVisitor(storeName), warnAboutImplicitFlush);
}

Example 2 with UnitOfWork

use of org.eclipse.persistence.sessions.UnitOfWork in project cuba by cuba-platform.

the class PersistenceImplSupport method detach.

public void detach(EntityManager entityManager, Entity entity) {
    UnitOfWork unitOfWork = entityManager.getDelegate().unwrap(UnitOfWork.class);
    String storeName = getStorageName(unitOfWork);
    if (entity instanceof BaseGenericIdEntity) {
        fireBeforeDetachEntityListener((BaseGenericIdEntity) entity, storeName);
        ContainerResourceHolder container = getInstanceContainerResourceHolder(storeName);
        container.unregisterInstance(entity, unitOfWork);
        if (BaseEntityInternalAccess.isNew((BaseGenericIdEntity) entity)) {
            container.getNewDetachedInstances().add(entity);
        }
    }
    makeDetached(entity);
}

Example 3 with UnitOfWork

use of org.eclipse.persistence.sessions.UnitOfWork in project cuba by cuba-platform.

the class CubaEclipseLinkJpaDialect method beginTransaction.

@Override
public Object beginTransaction(EntityManager entityManager, TransactionDefinition definition) throws PersistenceException, SQLException, TransactionException {
    Object result = super.beginTransaction(entityManager, definition);
    Preconditions.checkState(result == null, "Transactional data should be null for EclipseLink dialect");
    // Read default timeout every time - may be somebody wants to change it on the fly
    int defaultTimeout = 0;
    String defaultTimeoutProp = AppContext.getProperty("cuba.defaultQueryTimeoutSec");
    if (!"0".equals(defaultTimeoutProp) && !StringUtils.isBlank(defaultTimeoutProp)) {
        try {
            defaultTimeout = Integer.parseInt(defaultTimeoutProp);
        } catch (NumberFormatException e) {
            log.error("Invalid cuba.defaultQueryTimeoutSec value", e);
        }
    }
    int timeoutSec = 0;
    if (definition.getTimeout() != TransactionDefinition.TIMEOUT_DEFAULT)
        timeoutSec = definition.getTimeout();
    else if (defaultTimeout != 0)
        timeoutSec = defaultTimeout;
    if (timeoutSec != 0) {
        log.trace("Applying query timeout {} sec", timeoutSec);
        if (entityManager instanceof JpaEntityManager) {
            UnitOfWork unitOfWork = ((JpaEntityManager) entityManager).getUnitOfWork();
            if (unitOfWork != null) {
                // setup delay in seconds on unit of work
                unitOfWork.setQueryTimeoutDefault(timeoutSec);
            }
        }
        String s = DbmsSpecificFactory.getDbmsFeatures().getTransactionTimeoutStatement();
        if (s != null) {
            Connection connection = entityManager.unwrap(Connection.class);
            try (Statement statement = connection.createStatement()) {
                statement.execute(String.format(s, timeoutSec * 1000));
            }
        }
    }
    return new CubaEclipseLinkTransactionData(entityManager);
}

Example 4 with UnitOfWork

use of org.eclipse.persistence.sessions.UnitOfWork in project cuba by cuba-platform.

the class PersistenceImplSupport method registerInstance.

public void registerInstance(Entity entity, EntityManager entityManager) {
    if (!TransactionSynchronizationManager.isActualTransactionActive())
        throw new RuntimeException("No transaction");
    UnitOfWork unitOfWork = entityManager.getDelegate().unwrap(UnitOfWork.class);
    getInstanceContainerResourceHolder(getStorageName(unitOfWork)).registerInstanceForUnitOfWork(entity, unitOfWork);
    if (entity instanceof BaseGenericIdEntity) {
        BaseEntityInternalAccess.setDetached((BaseGenericIdEntity) entity, false);
    }
}

Example 5 with UnitOfWork

use of org.eclipse.persistence.sessions.UnitOfWork in project cuba by cuba-platform.

the class PersistenceImplSupport method processFlush.

public void processFlush(EntityManager entityManager, boolean warnAboutImplicitFlush) {
    UnitOfWork unitOfWork = entityManager.getDelegate().unwrap(UnitOfWork.class);
    String storeName = getStorageName(unitOfWork);
    traverseEntities(getInstanceContainerResourceHolder(storeName), new OnSaveEntityVisitor(storeName), warnAboutImplicitFlush);
}