/// <summary>
/// 增加关联子项到容器中。
/// </summary>
/// <param name="val"></param>
public void AddItem(DataRelationValue <TBaseModel> val)
{
//验证是否允许增加
checkAllowAdd(val);
Dictionary <Type, List <TBaseModel> > childsData = null;
if (_Childs.ContainsKey(val.Parent))
{
childsData = _Childs[val.Parent];
}
else
{
childsData = new Dictionary <Type, List <TBaseModel> >();
_Childs[val.Parent] = childsData;
}
Type childType = val.Child.GetType();
List <TBaseModel> datas = null;
if (childsData.ContainsKey(childType))
{
datas = childsData[childType];
}
else
{
datas = new List <TBaseModel>();
childsData.Add(childType, datas);
}
datas.Add(val.Child);
}
//检查是否允许增加
private int checkAllowAdd(DataRelationValue <TBaseModel> val)
{
if (val.Parent == null)
{
throw new MB.Util.APPException("父对象输入不能为空");
}
if (val.Child == null)
{
throw new MB.Util.APPException("添加的子对象不能为空");
}
var parentType = val.Parent.GetType();
if (!RELATION_DATA_TYPE.ContainsKey(parentType))
{
throw new MB.Util.APPException(string.Format("父对象类型 {0} 还没有进行注册", parentType.FullName));
}
var childs = RELATION_DATA_TYPE[parentType];
var childType = val.Child.GetType();
var map = childs.FirstOrDefault(o => o.EntityType == childType);
if (map == null)
{
throw new MB.Util.APPException(string.Format("父对象类型{0} 下的子类型{1} 还没有进行注册", parentType.FullName, childType.FullName));
}
return(1);
}