Self referencing loop in Entity Framework Core models when using InverseProperty
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I have the following models:
public class MasterData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(DetailData.MasterData))]
public List<Detaildata> Details get; set;
public class DetailData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(ChildData.DetailData))]
public List<ChildData> Children get; set;
public Guid MasterDataID get; set;
[ForeignKey(nameof(MasterDataID))]
public MasterData MasterData get; set;
public class ChildData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
public Guid SectionID get; set;
[ForeignKey(nameof(SectionID))]
public Section ChildSection get; set;
public Guid DetailDataID get; set;
[ForeignKey(nameof(DetailDataID))]
public DetailData DetailData get; set;
To make sure that the migration is well generated and to avoid shadow properties, I add the InverseProperty
attribute to define both ends of the relationship.
However, when I try to serialize the instances, I get the following exception:
Self referencing loop detected for property 'DetailData' with type
'Models.DetailData'. Path 'Value.Item1.Details[0].Children[0]'.
Well, obviously it is a self referencing loop, as MasterData
has a DetailData
that has a MasterData
navigation object back - as it should be in a navigational relationship.
Unfortunately, I need to serialize these objects.
A workaround would be to mark the InverseProperty
properties with the JsonIgnore
attribute, but I'm not sure what it would cause in the deserializing side of the project.
What should I do to avoid the self referencing loop without ignoring the navigation properties?
c# entity-framework-core jsonserializer
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up vote
0
down vote
favorite
I have the following models:
public class MasterData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(DetailData.MasterData))]
public List<Detaildata> Details get; set;
public class DetailData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(ChildData.DetailData))]
public List<ChildData> Children get; set;
public Guid MasterDataID get; set;
[ForeignKey(nameof(MasterDataID))]
public MasterData MasterData get; set;
public class ChildData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
public Guid SectionID get; set;
[ForeignKey(nameof(SectionID))]
public Section ChildSection get; set;
public Guid DetailDataID get; set;
[ForeignKey(nameof(DetailDataID))]
public DetailData DetailData get; set;
To make sure that the migration is well generated and to avoid shadow properties, I add the InverseProperty
attribute to define both ends of the relationship.
However, when I try to serialize the instances, I get the following exception:
Self referencing loop detected for property 'DetailData' with type
'Models.DetailData'. Path 'Value.Item1.Details[0].Children[0]'.
Well, obviously it is a self referencing loop, as MasterData
has a DetailData
that has a MasterData
navigation object back - as it should be in a navigational relationship.
Unfortunately, I need to serialize these objects.
A workaround would be to mark the InverseProperty
properties with the JsonIgnore
attribute, but I'm not sure what it would cause in the deserializing side of the project.
What should I do to avoid the self referencing loop without ignoring the navigation properties?
c# entity-framework-core jsonserializer
add a comment |
up vote
0
down vote
favorite
up vote
0
down vote
favorite
I have the following models:
public class MasterData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(DetailData.MasterData))]
public List<Detaildata> Details get; set;
public class DetailData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(ChildData.DetailData))]
public List<ChildData> Children get; set;
public Guid MasterDataID get; set;
[ForeignKey(nameof(MasterDataID))]
public MasterData MasterData get; set;
public class ChildData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
public Guid SectionID get; set;
[ForeignKey(nameof(SectionID))]
public Section ChildSection get; set;
public Guid DetailDataID get; set;
[ForeignKey(nameof(DetailDataID))]
public DetailData DetailData get; set;
To make sure that the migration is well generated and to avoid shadow properties, I add the InverseProperty
attribute to define both ends of the relationship.
However, when I try to serialize the instances, I get the following exception:
Self referencing loop detected for property 'DetailData' with type
'Models.DetailData'. Path 'Value.Item1.Details[0].Children[0]'.
Well, obviously it is a self referencing loop, as MasterData
has a DetailData
that has a MasterData
navigation object back - as it should be in a navigational relationship.
Unfortunately, I need to serialize these objects.
A workaround would be to mark the InverseProperty
properties with the JsonIgnore
attribute, but I'm not sure what it would cause in the deserializing side of the project.
What should I do to avoid the self referencing loop without ignoring the navigation properties?
c# entity-framework-core jsonserializer
I have the following models:
public class MasterData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(DetailData.MasterData))]
public List<Detaildata> Details get; set;
public class DetailData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
[InverseProperty(nameof(ChildData.DetailData))]
public List<ChildData> Children get; set;
public Guid MasterDataID get; set;
[ForeignKey(nameof(MasterDataID))]
public MasterData MasterData get; set;
public class ChildData
[Key]
public Guid ID get; set;
[Required]
public string Name get; set;
public Guid SectionID get; set;
[ForeignKey(nameof(SectionID))]
public Section ChildSection get; set;
public Guid DetailDataID get; set;
[ForeignKey(nameof(DetailDataID))]
public DetailData DetailData get; set;
To make sure that the migration is well generated and to avoid shadow properties, I add the InverseProperty
attribute to define both ends of the relationship.
However, when I try to serialize the instances, I get the following exception:
Self referencing loop detected for property 'DetailData' with type
'Models.DetailData'. Path 'Value.Item1.Details[0].Children[0]'.
Well, obviously it is a self referencing loop, as MasterData
has a DetailData
that has a MasterData
navigation object back - as it should be in a navigational relationship.
Unfortunately, I need to serialize these objects.
A workaround would be to mark the InverseProperty
properties with the JsonIgnore
attribute, but I'm not sure what it would cause in the deserializing side of the project.
What should I do to avoid the self referencing loop without ignoring the navigation properties?
c# entity-framework-core jsonserializer
c# entity-framework-core jsonserializer
asked Nov 10 at 12:37
Nestor
4,08254389
4,08254389
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