/// <summary>
/// 尝试将集合转换为单值集合
/// </summary>
/// <param name="values"></param>
/// <returns></returns>
public bool TryGetSingleValues(out PrimitiveValueList values)
{
values = null;
if (ItemIsSingleValue())
{
values = new PrimitiveValueList(this.Select((v) => v.GetValue()));
return(true);
}
return(false);
}
/// <summary>
/// 实现动态对象属性成员访问的方法，得到返回指定属性的值
/// </summary>
/// <param name="binder"></param>
/// <param name="result"></param>
/// <returns></returns>
public override bool TryGetMember(GetMemberBinder binder, out object result)
{
result = GetValue(binder.Name, false);
var objs = result as DTObjects;
PrimitiveValueList values = null;
if (objs != null && objs.TryGetSingleValues(out values))
{
result = values;
}
//return result != null;
return(true); //无论什么情况下都返回true，表示就算dto没有定义值，也可以获取null
}