C# 使用属性c的自动映射程序#
我有两个对象,我想使用AutoMapper属性映射它们,这些是我的目标对象:C# 使用属性c的自动映射程序#,c#,automapper,C#,Automapper,我有两个对象,我想使用AutoMapper属性映射它们,这些是我的目标对象: public class ClaseB { public string UBLVersionID_nuevo { get; set; } public ClaseB_inside objetoB_inside { get; set; } } public class ClaseB_inside { public string texto_inside { get; set; } } 这是我
public class ClaseB
{
public string UBLVersionID_nuevo { get; set; }
public ClaseB_inside objetoB_inside { get; set; }
}
public class ClaseB_inside
{
public string texto_inside { get; set; }
}
这是我的源代码类:
[MapsTo(typeof(ClaseB))]
public class ClaseA
{
[MapsToProperty(typeof(ClaseB), "objetoB_inside.texto_inside")]
public string texto { get; set; } = "texto prueba";
[MapsToProperty(typeof(ClaseB), "UBLVersionID_nuevo")]
public string texto2 { get; set; } = "texto 2 de prueba";
}
当我尝试映射时,出现以下错误:
错误映射类型
随着这一变化:
[MapsTo(typeof(ClaseB))]
public class ClaseA
{
[MapsToProperty(typeof(ClaseB_inside), "objetoB_inside.texto_inside")]
public string texto { get; set; } = "texto prueba";
[MapsToProperty(typeof(ClaseB), "UBLVersionID_nuevo")]
public string texto2 { get; set; } = "texto 2 de prueba";
}
我在ClaseB.objetoB\u中得到null
,但是ClaseB.UBLVersionID\u nuevo
它可以工作
我做错了什么?我认为问题在于您定义映射的方式。如果您没有使用AutoPAPER属性,并通过静态API初始化:,请考虑以下事项
Mapper.Initialize(expression =>
{
expression.CreateMap<ClaseA, ClaseB>()
.ForMember(
from => from.objetoB_inside.texto_inside,
to => to.MapFrom(a => a.texto2));
});
然后,您需要用以下内容装饰您的课堂:
[MapsToClaseB]
public class MapsToClaseB : MapsToAttribute
{
public MapsToClaseB() : base(typeof(ClaseB)) { }
public void ConfigureMapping(IMappingExpression<ClaseA, ClaseB> mappingExpression)
{
mappingExpression.AfterMap(
(a, b) => b.objetoB_inside = new ClaseB_inside{texto_inside = a.texto});
}
}