ItemDaoImpl.java 文件源码

@Override
@Transactional(propagation = Propagation.MANDATORY)
public ListMultimap<Long, ItemNavigationNode> getNavigationNodesForItemIds(Collection<Long> ids)
{
    if( ids.isEmpty() )
    {
        return ImmutableListMultimap.of();
    }
    List<Object[]> node = getHibernateTemplate().findByNamedParam(
        "select n, i.id from ItemNavigationNode n join n.item i where i.id in (:items) order by n.index ASC",
        "items", ids);
    ListMultimap<Long, ItemNavigationNode> multiMap = ArrayListMultimap.create();
    for( Object[] nodeRow : node )
    {
        multiMap.put((Long) nodeRow[1], (ItemNavigationNode) nodeRow[0]);
    }
    return multiMap;
}