I have some problems with AutoMapper, the object that i mapped makes circular reference, and because of this I can't return it JSON to View using ActionResult.
I've made an DTO's object linked with another two.
public class MasterJobsDTO
{
public int function_id { get; set; }
public string function_name { get; set; }
public bool is_active { get; set; }
public job_family job_family
{
get; set;
}
public functional_area functional_area
{
get; set;
}
}
Function mode:
public partial class function
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public function()
{
this.t_actual_organization = new HashSet<t_actual_organization>();
this.t_actual_organization_split_position = new HashSet<t_actual_organization_split_position>();
}
public int function_id { get; set; }
public string function_name { get; set; }
public bool is_active { get; set; }
public Nullable<int> job_family_id { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization> t_actual_organization { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization_split_position> t_actual_organization_split_position { get; set; }
public virtual job_family job_family { get; set; }
}
Job_Family model:
public partial class job_family
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public job_family()
{
this.t_actual_organization = new HashSet<t_actual_organization>();
this.t_actual_organization_split_position = new HashSet<t_actual_organization_split_position>();
this.functions = new HashSet<function>();
}
public int job_family_id { get; set; }
public string job_family_name { get; set; }
public Nullable<int> functional_area_id { get; set; }
public virtual functional_area functional_area { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization> t_actual_organization { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization_split_position> t_actual_organization_split_position { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<function> functions { get; set; }
}
Automapper config:
cfg.CreateMap<function, MasterJobsDTO>().MaxDepth(1).PreserveReferences()
.ForMember(x => x.functional_area_id, opts => opts.MapFrom(source => source.job_family.functional_area.functional_area_id))
.ForMember(x => x.functional_area_extended_name, opts => opts.MapFrom(source => source.job_family.functional_area.functional_area_extended_name))
.ForMember(x => x.job_family_name, opts => opts.MapFrom(source => source.job_family.job_family_name))
.ForMember(x => x.functional_area, opts => opts.MapFrom(source => source.job_family.functional_area))
;
function_area class:
public partial class functional_area
{
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public functional_area()
{
this.job_family = new HashSet<job_family>();
this.t_actual_organization = new HashSet<t_actual_organization>();
this.t_actual_organization_split_position = new HashSet<t_actual_organization_split_position>();
}
public int functional_area_id { get; set; }
public string functional_area_name { get; set; }
public string functional_area_extended_name { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<job_family> job_family { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization> t_actual_organization { get; set; }
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
public virtual ICollection<t_actual_organization_split_position> t_actual_organization_split_position { get; set; }
}
And the call:
List<MasterJobsDTO> mjd = Mapper.Map<List<function>, List<MasterJobsDTO>>(data);
The error that i get in browser is:
A circular reference was detected while serializing an object of type 'System.Data.Entity.DynamicProxies.job_family_D3FE2013BDB6002B7BE94915E73AEA531401...
Thank you!