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org.broadleafcommerce.core.catalog.dao.CategoryDaoImpl Maven / Gradle / Ivy
/*
* Copyright 2008-2013 the original author or authors.
*
* 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.
*/
package org.broadleafcommerce.core.catalog.dao;
import org.broadleafcommerce.common.persistence.EntityConfiguration;
import org.broadleafcommerce.common.persistence.Status;
import org.broadleafcommerce.common.time.SystemTime;
import org.broadleafcommerce.core.catalog.domain.Category;
import org.broadleafcommerce.core.catalog.domain.CategoryImpl;
import org.broadleafcommerce.core.catalog.domain.Product;
import org.hibernate.ejb.QueryHints;
import org.springframework.stereotype.Repository;
import java.util.Date;
import java.util.List;
import javax.annotation.Resource;
import javax.persistence.EntityManager;
import javax.persistence.NoResultException;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;
/**
*
* @author Jeff Fischer
*/
@Repository("blCategoryDao")
public class CategoryDaoImpl implements CategoryDao {
protected Long currentDateResolution = 10000L;
protected Date cachedDate = SystemTime.asDate();
protected Date getCurrentDateAfterFactoringInDateResolution() {
Date returnDate = SystemTime.getCurrentDateWithinTimeResolution(cachedDate, currentDateResolution);
if (returnDate != cachedDate) {
if (SystemTime.shouldCacheDate()) {
cachedDate = returnDate;
}
}
return returnDate;
}
@PersistenceContext(unitName="blPU")
protected EntityManager em;
@Resource(name="blEntityConfiguration")
protected EntityConfiguration entityConfiguration;
@Override
public Category save(Category category) {
return em.merge(category);
}
@Override
public Category readCategoryById(Long categoryId) {
return em.find(CategoryImpl.class, categoryId);
}
@Override
@Deprecated
public Category readCategoryByName(String categoryName) {
Query query = em.createNamedQuery("BC_READ_CATEGORY_BY_NAME");
query.setParameter("categoryName", categoryName);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return (Category) query.getSingleResult();
}
@Override
public List readAllParentCategories() {
CriteriaBuilder builder = em.getCriteriaBuilder();
CriteriaQuery criteria = builder.createQuery(Category.class);
Root category = criteria.from(CategoryImpl.class);
criteria.select(category);
criteria.where(builder.isNull(category.get("defaultParentCategory")));
TypedQuery query = em.createQuery(criteria);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
try {
return query.getResultList();
} catch (NoResultException e) {
return null;
}
}
@Override
public List readCategoriesByName(String categoryName) {
TypedQuery query = em.createNamedQuery("BC_READ_CATEGORY_BY_NAME", Category.class);
query.setParameter("categoryName", categoryName);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return query.getResultList();
}
@Override
public List readCategoriesByName(String categoryName, int limit, int offset) {
TypedQuery query = em.createNamedQuery("BC_READ_CATEGORY_BY_NAME", Category.class);
query.setParameter("categoryName", categoryName);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
query.setFirstResult(offset);
query.setMaxResults(limit);
return query.getResultList();
}
@Override
public List readAllCategories() {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_CATEGORIES", Category.class);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return query.getResultList();
}
@Override
public List readAllCategories(int limit, int offset) {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_CATEGORIES", Category.class);
query.setFirstResult(offset);
query.setMaxResults(limit);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return query.getResultList();
}
@Override
public List readAllProducts() {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_PRODUCTS", Product.class);
//don't cache - could take up too much memory
return query.getResultList();
}
@Override
public List readAllProducts(int limit, int offset) {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_PRODUCTS", Product.class);
//don't cache - could take up too much memory
query.setFirstResult(offset);
query.setMaxResults(limit);
return query.getResultList();
}
@Override
public List readAllSubCategories(Category category) {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_SUBCATEGORIES", Category.class);
query.setParameter("parentCategory", category);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return query.getResultList();
}
@Override
public List readAllSubCategories(Category category, int limit, int offset) {
TypedQuery query = em.createNamedQuery("BC_READ_ALL_SUBCATEGORIES", Category.class);
query.setParameter("parentCategory", category);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
query.setFirstResult(offset);
query.setMaxResults(limit);
return query.getResultList();
}
@Override
public List readActiveSubCategoriesByCategory(Category category) {
TypedQuery query = em.createNamedQuery("BC_READ_ACTIVE_SUBCATEGORIES_BY_CATEGORY", Category.class);
query.setParameter("parentCategoryId", category.getId());
query.setParameter("currentDate", getCurrentDateAfterFactoringInDateResolution());
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
return query.getResultList();
}
@Override
public List readActiveSubCategoriesByCategory(Category category, int limit, int offset) {
TypedQuery query = em.createNamedQuery("BC_READ_ACTIVE_SUBCATEGORIES_BY_CATEGORY", Category.class);
query.setParameter("parentCategoryId", category.getId());
query.setParameter("currentDate", getCurrentDateAfterFactoringInDateResolution());
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
query.setFirstResult(offset);
query.setMaxResults(limit);
return query.getResultList();
}
@Override
public Long getCurrentDateResolution() {
return currentDateResolution;
}
@Override
public void setCurrentDateResolution(Long currentDateResolution) {
this.currentDateResolution = currentDateResolution;
}
@Override
public void delete(Category category) {
((Status) category).setArchived('Y');
em.merge(category);
}
@Override
public Category create() {
return (Category) entityConfiguration.createEntityInstance(Category.class.getName());
}
@Override
public Category findCategoryByURI(String uri) {
Query query;
query = em.createNamedQuery("BC_READ_CATEGORY_OUTGOING_URL");
query.setParameter("currentDate", getCurrentDateAfterFactoringInDateResolution());
query.setParameter("url", uri);
query.setHint(QueryHints.HINT_CACHEABLE, true);
query.setHint(QueryHints.HINT_CACHE_REGION, "query.Catalog");
@SuppressWarnings("unchecked")
List results = query.getResultList();
if (results != null && !results.isEmpty()) {
return results.get(0);
} else {
return null;
}
}
}
