C# 序列化专用列表<&燃气轮机;
我有一个专门的类BusinessObjectList,其中包含以下声明:C# 序列化专用列表<&燃气轮机;,c#,generics,serialization,C#,Generics,Serialization,我有一个专门的类BusinessObjectList,其中包含以下声明: public class BusinessObjectList<T> : List<BusinessObject> where T: BusinessObject {} 我试图添加接口ISerializable,但没有成功 public class BusinessObjectList<T> : List<BusinessObject>, ISerializable whe
public class BusinessObjectList<T> : List<BusinessObject> where T: BusinessObject {}
我试图添加接口ISerializable,但没有成功
public class BusinessObjectList<T> : List<BusinessObject>, ISerializable where T: BusinessObject {}
首先,您应该从继承,而不是从列表继承。最好是从
集合继承
,这样您就可以通过覆盖InsertItem、SetItem、,等等。从T
集合继承可能比从BusinessObject
集合继承要好,这样从基类继承的方法和索引器就可以使用正确的类型
要回答您的问题,没有一种.Net集合类型(包括
集合
)是可序列化的。您需要自己对集合进行序列化和反序列化;有关说明,请参阅。我个人认为,有很多很好的理由不在这里使用BinaryFormatter
;特别是如果您打算保存数据,那么基于契约的方法(如XmlSerializer
)将更加稳定。我需要序列化它,因为我在IIS上的会话存储在SQL Server上,而不是存储在进程中。是否可以使用XMLSerializer实现此目的?谢谢,我已经为所有业务对象进行了序列化,但我认为列表在默认情况下是可序列化的。从现在起,我将从收藏中继承遗产。谢谢
public class BusinessObjectList<T> : List<BusinessObject>, ISerializable where T: BusinessObject {}
[Serializable()]
public class BusinessObjectList<T> : List<BusinessObject>,ISerializable where T: BusinessObject
{
public delegate void BusinessObjectListDeleteHandler(T objDeleted);
public event BusinessObjectListDeleteHandler deleteHandler;
List<BusinessObject> objsForDelete = new List<BusinessObject>();
public BusinessObjectList()
{
}
public new void Add(BusinessObject item)
{
base.Add(item);
}
public new T this[int index]
{
get
{
return (T)base[index];
}
}
public bool save()
{
foreach (T obj in objsForDelete)
{
if (deleteHandler != null)
deleteHandler(obj);
obj.delete();
}
objsForDelete.Clear();
foreach (BusinessObject obj in this)
{
obj.save();
}
return true;
}
public new void Clear()
{
foreach (BusinessObject obj in this)
{
//obj.delete();
objsForDelete.Add(obj);
}
base.Clear();
}
public new void Remove(BusinessObject obj)
{
// obj.delete();
objsForDelete.Add(obj);
base.Remove(obj);
}
public new void RemoveAt(int index)
{
objsForDelete.Add(this[index]);
base.RemoveAt(index);
}
#region ISerializable Members
public void GetObjectData(SerializationInfo info, StreamingContext context)
{
// should I do something here??
}
#endregion
}
[Serializable()]
public abstract class BusinessObject:ISerializable
{
public abstract bool save();
public abstract bool delete();
public abstract DbTransaction startTransaction();
public abstract void useTransaction(DbTransaction transaction);
public abstract DbTransaction getTransaction();
#region ISerializable Members
public void GetObjectData(SerializationInfo info, StreamingContext context)
{
// nothing to serialize here
}
#endregion
}