package org.multibit.mbm.client.infrastructure.persistence.hibernate;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import org.multibit.mbm.client.common.pagination.PaginatedList;
import org.multibit.mbm.client.domain.model.model.PurchaseOrder;
import org.multibit.mbm.client.domain.model.model.PurchaseOrderBuilder;
import org.multibit.mbm.client.domain.model.model.Supplier;
import org.multibit.mbm.client.domain.repositories.PurchaseOrderReadService;
import org.springframework.stereotype.Repository;
@Repository("hibernatePurchaseOrderDao")
public class HibernatePurchaseOrderReadService extends BaseHibernateReadService<PurchaseOrder> implements PurchaseOrderReadService {
@SuppressWarnings("unchecked")
@Override
public Optional<PurchaseOrder> getById(Long id) {
return getById(PurchaseOrder.class, id);
}
@Override
public Optional<PurchaseOrder> getInitialisedPurchaseOrderBySupplier(Supplier supplier) {
Preconditions.checkNotNull(supplier, "supplier cannot be null");
PurchaseOrder purchaseOrder;
if (supplier.getPurchaseOrders().isEmpty()) {
// Create a suitable purchaseOrder
purchaseOrder = PurchaseOrderBuilder
.newInstance()
.withSupplier(supplier)
.build();
} else {
// TODO Need to differentiate between deliveries
purchaseOrder = supplier.getPurchaseOrders().iterator().next();
}
// Ensure we associate the Supplier and PurchaseOrder with the current session and initialise the collection
hibernateTemplate.saveOrUpdate(supplier);
hibernateTemplate.initialize(supplier.getPurchaseOrders());
return Optional.of(purchaseOrder);
}
/**
* Initialize various collections since we are targeting the individual entity (perhaps for display)
*
* @param entity The entity
*
* @return The entity with all collections initialized
*/
@Override
protected PurchaseOrder initialized(PurchaseOrder entity) {
return entity;
}
public PaginatedList<PurchaseOrder> getPaginatedList(final int pageSize, final int pageNumber) {
return buildPaginatedList(pageSize, pageNumber, PurchaseOrder.class);
}
@Override
public PurchaseOrder saveOrUpdate(PurchaseOrder purchaseOrder) {
Preconditions.checkNotNull(purchaseOrder, "purchaseOrder cannot be null");
hibernateTemplate.saveOrUpdate(purchaseOrder);
return purchaseOrder;
}
/**
* Force an immediate in-transaction flush (normally only used in test code)
*/
public void flush() {
hibernateTemplate.flush();
}
}