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org.broadleafcommerce.core.util.dao.ResourcePurgeDaoImpl Maven / Gradle / Ivy
/*
* #%L
* BroadleafCommerce Framework
* %%
* Copyright (C) 2009 - 2014 Broadleaf Commerce
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
package org.broadleafcommerce.core.util.dao;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;
import javax.persistence.criteria.Selection;
import javax.persistence.criteria.Subquery;
import org.broadleafcommerce.core.order.domain.Order;
import org.broadleafcommerce.core.order.domain.OrderImpl;
import org.broadleafcommerce.core.order.service.type.OrderStatus;
import org.broadleafcommerce.profile.core.domain.Customer;
import org.broadleafcommerce.profile.core.domain.CustomerImpl;
import org.springframework.stereotype.Repository;
/**
* @author Jeff Fischer
*/
@Repository("blResourcePurgeDao")
public class ResourcePurgeDaoImpl implements ResourcePurgeDao {
@PersistenceContext(unitName = "blPU")
protected EntityManager em;
@Override
public List findCarts(String[] names, OrderStatus[] statuses, Date dateCreatedMinThreshold, Boolean isPreview) {
TypedQuery query = buildCartQuery(names, statuses, dateCreatedMinThreshold, isPreview, Order.class);
return query.getResultList();
}
@Override
public List findCarts(String[] names, OrderStatus[] statuses, Date dateCreatedMinThreshold, Boolean isPreview, int startPos, int length) {
TypedQuery query = buildCartQuery(names, statuses, dateCreatedMinThreshold, isPreview, Order.class);
query.setFirstResult(startPos);
query.setMaxResults(length);
return query.getResultList();
}
@Override
public Long findCartsCount(String[] names, OrderStatus[] statuses, Date dateCreatedMinThreshold, Boolean isPreview) {
TypedQuery query = buildCartQuery(names, statuses, dateCreatedMinThreshold, isPreview, Long.class);
return query.getSingleResult();
}
@Override
public List findCustomers(Date dateCreatedMinThreshold, Boolean registered, Boolean deactivated, Boolean isPreview) {
TypedQuery query = buildCustomerQuery(dateCreatedMinThreshold, registered, deactivated, isPreview, Customer.class);
return query.getResultList();
}
@Override
public List findCustomers(Date dateCreatedMinThreshold, Boolean registered, Boolean deactivated, Boolean isPreview, int startPos, int length) {
TypedQuery query = buildCustomerQuery(dateCreatedMinThreshold, registered, deactivated, isPreview,
Customer.class);
query.setFirstResult(startPos);
query.setMaxResults(length);
return query.getResultList();
}
@Override
public Long findCustomersCount(Date dateCreatedMinThreshold, Boolean registered, Boolean deactivated, Boolean isPreview) {
TypedQuery query = buildCustomerQuery(dateCreatedMinThreshold, registered, deactivated, isPreview, Long.class);
return query.getSingleResult();
}
protected TypedQuery buildCustomerQuery(Date dateCreatedMinThreshold, Boolean registered, Boolean deactivated, Boolean isPreview, Class returnType) {
CriteriaBuilder builder = em.getCriteriaBuilder();
CriteriaQuery criteria = builder.createQuery(returnType);
Root root = criteria.from(CustomerImpl.class);
if (Long.class.equals(returnType)) {
criteria.select((Selection) builder.count(root));
} else {
criteria.select((Selection) root);
}
//find only customers that do not have any orders, otherwise a purge would fail because of referential integrity
Subquery subquery = criteria.subquery(Long.class);
Root orderRoot = subquery.from(OrderImpl.class);
subquery.select(builder.count(orderRoot));
subquery.where(builder.equal(orderRoot.get("customer"),root));
List restrictions = new ArrayList();
restrictions.add(builder.equal(subquery, 0L));
if (registered != null) {
if (registered) {
restrictions.add(builder.isTrue(root.get("registered").as(Boolean.class)));
} else {
restrictions.add(builder.or(builder.isNull(root.get("registered")),
builder.isFalse(root.get("registered").as(Boolean.class))));
}
}
if (deactivated != null) {
if (deactivated) {
restrictions.add(builder.isTrue(root.get("deactivated").as(Boolean.class)));
} else {
restrictions.add(builder.or(builder.isNull(root.get("deactivated")),
builder.isFalse(root.get("deactivated").as(Boolean.class))));
}
}
if (dateCreatedMinThreshold != null) {
restrictions.add(builder.lessThan(root.get("auditable").get("dateCreated").as(Date.class), dateCreatedMinThreshold));
}
if (isPreview != null) {
if (isPreview) {
restrictions.add(builder.isTrue(root.get("previewable").get("isPreview").as(Boolean.class)));
} else {
restrictions.add(builder.or(builder.isNull(root.get("previewable").get("isPreview")),
builder.isFalse(root.get("previewable").get("isPreview").as(Boolean.class))));
}
}
criteria.where(restrictions.toArray(new Predicate[restrictions.size()]));
return em.createQuery(criteria);
}
protected TypedQuery buildCartQuery(String[] names, OrderStatus[] statuses, Date dateCreatedMinThreshold, Boolean isPreview, Class returnType) {
CriteriaBuilder builder = em.getCriteriaBuilder();
CriteriaQuery criteria = builder.createQuery(returnType);
Root root = criteria.from(OrderImpl.class);
if (Long.class.equals(returnType)) {
criteria.select((Selection) builder.count(root));
} else {
criteria.select((Selection) root);
}
List restrictions = new ArrayList();
List statusList = new ArrayList();
if (statuses != null) {
for (OrderStatus status : statuses) {
statusList.add(status.getType());
}
} else {
statusList.add("IN_PROCESS");
}
restrictions.add(root.get("status").in(statusList));
if (names != null) {
restrictions.add(root.get("name").in(Arrays.asList(names)));
}
if (dateCreatedMinThreshold != null) {
restrictions.add(builder.lessThan(root.get("auditable").get("dateCreated").as(Date.class), dateCreatedMinThreshold));
}
if (isPreview != null) {
if (isPreview) {
restrictions.add(builder.isTrue(root.get("previewable").get("isPreview").as(Boolean.class)));
} else {
restrictions.add(builder.or(builder.isNull(root.get("previewable").get("isPreview")),
builder.isFalse(root.get("previewable").get("isPreview").as(Boolean.class))));
}
}
criteria.where(restrictions.toArray(new Predicate[restrictions.size()]));
return em.createQuery(criteria);
}
}
