@Override
public List<ProductCategoryRelationDTO> productCategoryRelationDTOQuery(
Long shopId, Long... productLocalInfoIds) {
List<ProductCategoryRelationDTO> result = new ArrayList<ProductCategoryRelationDTO>();
if (ArrayUtils.isEmpty(productLocalInfoIds) || shopId == null) {
return result;
}
ProductWriter productWriter = productDaoManager.getWriter();
List<ProductCategoryRelation> productCategoryRelations =
productWriter.getProductCategoryRelations(shopId, productLocalInfoIds);
if (CollectionUtils.isNotEmpty(productCategoryRelations)) {
for (ProductCategoryRelation productCategoryRelation : productCategoryRelations) {
result.add(productCategoryRelation.toDTO());
}
}
return result;
}
@Override
public void saveProductCategoryRelation(
Long shopId, Long productCategoryId, Long productLocalInfoId) {
ProductWriter productWriter = productDaoManager.getWriter();
Object status = productWriter.begin();
try {
ProductCategoryRelation productCategoryRelation =
CollectionUtil.getFirst(
productWriter.getProductCategoryRelations(shopId, productLocalInfoId));
if (productCategoryRelation == null) {
productCategoryRelation = new ProductCategoryRelation();
productCategoryRelation.setShopId(shopId);
productCategoryRelation.setProductLocalInfoId(productLocalInfoId);
}
productCategoryRelation.setProductCategoryId(productCategoryId);
productWriter.saveOrUpdate(productCategoryRelation);
productWriter.commit(status);
} finally {
productWriter.rollback(status);
}
}