/// <summary>
/// 创建对象
/// </summary>
/// <param name="objectType"></param>
/// <param name="data"></param>
/// <returns></returns>
private DomainObject CreateObject(Type objectType, DynamicData data)
{
DomainObject obj = null;
if (this.IsDynamic)
{
if (data.IsEmpty())
{
obj = (DomainObject)DomainObject.GetEmpty(this.ObjectType);
}
else
{
obj = CreateObjectImpl(this.DynamicType, this.DynamicType.ObjectType, data);
(obj as IDynamicObject).Define = this.DynamicType.Define;
}
}
else
{
if (data.IsEmpty())
{
obj = (DomainObject)DomainObject.GetEmpty(objectType);
}
else
{
obj = CreateObjectImpl(objectType, objectType, data);
}
}
return(obj);
}
/// <summary>
/// 创建对象
/// </summary>
/// <param name="objectType"></param>
/// <param name="data"></param>
/// <returns></returns>
private DomainObject CreateObject(Type objectType, DynamicData data, QueryLevel level)
{
DomainObject obj = null;
if (this.IsDynamic)
{
if (data.IsEmpty())
{
obj = (DomainObject)DomainObject.GetEmpty(this.ObjectType);
}
else
{
obj = CreateObjectImpl(this.DynamicType, this.DynamicType.ObjectType, data, level);
}
}
else
{
if (data.IsEmpty())
{
obj = (DomainObject)DomainObject.GetEmpty(objectType);
}
else
{
obj = CreateObjectImpl(objectType, objectType, data, level);
}
}
return(obj);
}
/// <summary>
///
/// </summary>
/// <param name="tip"></param>
/// <param name="id"></param>
/// <returns></returns>
private object ReadSnapshot(PropertyRepositoryAttribute tip, object id)
{
var objectTip = ObjectRepositoryAttribute.GetTip(tip.PropertyType, true);
if (objectTip.Snapshot) //如果外部内聚根是有快照的，那么当数据不存在时，加载快照
{
var idName = _getIdName(tip.PropertyName);
var root = DataModel.Create(objectTip.ObjectType).Root;
return(root.QuerySingle(id, QueryLevel.None));
}
return(DomainObject.GetEmpty(tip.PropertyType));
}
internal object QuerySingle(string expression, Action <DynamicData> fillArg, QueryLevel level)
{
expression = GetEntryExpression(expression);
var exp = QueryObject.Create(this, expression, level);
object result = null;
UseDataEntry(exp, fillArg, (entry) =>
{
result = GetObjectFromEntry(entry, level);
});
return(result != null ? result : DomainObject.GetEmpty(this.ObjectType));
}
private object ReadMemberFromData(PropertyRepositoryAttribute tip, DynamicData data)
{
var name = _getNameWithSeparated(tip.PropertyName);
using (var temp = SqlHelper.BorrowData())
{
var subData = temp.Item;
foreach (var p in data)
{
var dataName = p.Key;
if (dataName.StartsWith(name))
{
var subName = _getNextName(dataName);
subData.Add(subName, p.Value);
}
}
if (subData.IsEmpty())
{
if (tip.DomainPropertyType == DomainPropertyType.AggregateRoot)
{
var idName = _getIdName(tip.PropertyName);
var id = data.Get(idName);
return(ReadSnapshot(tip, id));
}
return(DomainObject.GetEmpty(tip.PropertyType));
}
var typeKey = (string)subData.Get(GeneratedField.TypeKeyName);
Type objectType = null;
if (this.IsDynamic)
{
objectType = tip.PropertyType;
}
else
{
objectType = string.IsNullOrEmpty(typeKey) ? tip.PropertyType : DerivedClassAttribute.GetDerivedType(typeKey);
}
var child = GetRuntimeTable(this, tip.PropertyName, objectType);
//先尝试中构造上下文中得到
return(child.GetObjectFromConstruct(subData) ?? child.CreateObject(objectType, subData, QueryLevel.None)); //成员始终是QueryLevel.None的方式加载
}
}