public static bool HasProxy(this ISession session, Object entity)
{
EntityEntry oldEntry;
IEntityPersister persister = GetEntityPersister(session, entity, out oldEntry);
Object[] currentState = persister.GetPropertyValues(entity, session.GetSessionImplementation().EntityMode);
foreach (var i in currentState)
{
// NHibernateUtil.IsInitialized
if (NHibernateHelper.IsProxy(i))
{
return(true);
}
}
return(false);
}
/// <summary>
///
/// </summary>
/// <param name="searchExpression"></param>
/// <param name="searchOrders"></param>
/// <param name="parentItem"></param>
/// <returns></returns>
public override System.Collections.IEnumerable GetData(ISearchExpression searchExpression, IList <ISearchOrder> searchOrders, object parentItem)
{
IList <T> list;
var child = parentItem as S;
if (child != null && child.ParentEntity != null)
{
if (base.IsReload || NHibernateHelper.IsProxy(child.ParentEntity))
{
//NHibernateHelper.Initialize(child.ParentEntity, child, reload);
//List<T> list = new List<T>();
//list.Add(child.ParentEntity);
using (var rep = new Repository(this.RepositoryCfgName))
{
rep.BeginTransaction();
//rep.Session.Lock(child, NHibernate.LockMode.None);
NHibernate.ICriteria criteria = rep.Session.CreateCriteria(typeof(T))
.Add(NHibernate.Criterion.Expression.IdEq(EntityScript.GetPropertyValue(child, TypedEntityMetadata.GenerateEntityInfo(rep.Session.SessionFactory, typeof(T)).IdName)));
OnCriteriaCreated(criteria);
list = criteria.List <T>();
rep.CommitTransaction();
}
if (list.Count > 0)
{
list[0].ChildEntity = child;
child.ParentEntity = list[0];
}
}
else
{
list = new List <T>();
list.Add(child.ParentEntity);
}
}
else
{
list = new List <T>();
}
return(list);
}
///// <summary>
///// 根据属性查找实体
///// </summary>
///// <typeparam name="T"></typeparam>
///// <param name="property"></param>
///// <param name="value"></param>
///// <returns></returns>
//public T GetByProperty<T>(string property, object value)
//{
// using (var tx = this.BeginTransaction())
// {
// StringBuilder hql = new StringBuilder();
// hql.Append(string.Format("FROM {0} a ", typeof(T).FullName));
// hql.Append(string.Format("WHERE a.{0} = ?", property));
// object obj = this.Session.CreateQuery(hql.ToString())
// .SetParameter(0, value)
// .UniqueResult();
// this.CommitTransaction();
// return (T)obj;
// }
//}
/// <summary>
///
/// </summary>
/// <param name="proxy"></param>
/// <returns></returns>
public bool IsProxy(object proxy)
{
return(NHibernateHelper.IsProxy(proxy));
}
