我正在尝试使用AutoMapper将EF实体映射到我的服务模型,但是当映射发生时,我得到一个错误。
例如:
服务模型类:
public class User
{
public Guid UserId {get; set;}
public string Name {get; set;}
public Company Company {get; set;}
}
public class Company
{
public Guid CompanyId {get; set;}
public string Name {get; set;}
public ICollection<User> Users {get; set;}
}
实体模型类:
public class UserData
{
public Guid Id {get;set;}
public string Name {get; set;}
public Guid CompanyId CompanyId {get; set;}
public virtual Company Company {get; set;}
}
public class CompanyData
{
public Guid Id {get; set;}
public string Name {get; set;}
public virtual ICollection<UserData> Users {get; set;}
}
AutoMapper配置文件
用户映射
this.CreateMap<Data.Entities.UserData, Services.Models.User>()
.ForMember(u=>u.UserId, opt=>opt.MapFrom(u=>u.Id))
.ForMember(u=>u.Company, opt=>opt.MapFrom(u=>u.Company));
公司映射
this.CreateMap<Data.Entities.CompanyData, Services.Models.Company>()
.ForMember(o => o.CompanyId, opt => opt.MapFrom(o => o.Id))
.ForMember(o => o.Users, opt => opt.MapFrom(o => o.Users));
我得到以下错误:
AutoMapper.AutoMapperMappingException: 'Error mapping types.'
TypeLoadException: Method 'Add' in type
'Proxy_System.Collections.Generic.ICollection`1
[[MyCompany.Services.Models.User, MyCompany.Services, Version=1.0.0.0,
Culture=neutral, PublicKeyToken=null]]_19426640_' from assembly
'AutoMapper.Proxies, Version=0.0.0.0, Culture=neutral,
PublicKeyToken=be96cd2c38ef1005' does not have an implementation.
如果我从服务模型中删除了Users属性,因此当我试图映射公司时,它不会尝试映射用户,它工作得很好。当我映射一个用户时,它也能很好地工作,它会返回公司的详细信息。
这显然与Users属性有关,但我不确定是什么。
谁能告诉我我哪里做错了?
谢谢。
https://stackoverflow.com/questions/56717034
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