/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public RelationshipSnapshot(
[NotNull] InternalRelationshipBuilder relationship,
[CanBeNull] EntityType.Snapshot definedEntityTypeSnapshot)
{
Relationship = relationship;
DefinedEntityTypeSnapshot = definedEntityTypeSnapshot;
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public RelationshipSnapshot(
[NotNull] InternalRelationshipBuilder relationship,
[CanBeNull] EntityType.Snapshot weakEntityTypeSnapshot)
{
Relationship = relationship;
WeakEntityTypeSnapshot = weakEntityTypeSnapshot;
}
private InternalEntityTypeBuilder Entity(
TypeIdentity type,
string definingNavigationName,
EntityType definingEntityType,
ConfigurationSource configurationSource)
{
if (IsIgnored(type, configurationSource))
{
return(null);
}
var clrType = type.Type;
var weakEntityType = clrType == null
? Metadata.FindEntityType(type.Name, definingNavigationName, definingEntityType)
: Metadata.FindEntityType(clrType, definingNavigationName, definingEntityType);
if (weakEntityType == null)
{
var entityType = clrType == null
? Metadata.FindEntityType(type.Name)
: Metadata.FindEntityType(clrType);
IConventionBatch batch = null;
EntityType.Snapshot entityTypeSnapshot = null;
if (entityType != null)
{
if (!configurationSource.Overrides(entityType.GetConfigurationSource()))
{
return(null);
}
batch = ModelBuilder.Metadata.ConventionDispatcher.StartBatch();
entityTypeSnapshot = InternalEntityTypeBuilder.DetachAllMembers(entityType);
Ignore(entityType, configurationSource);
}
if (clrType == null)
{
Metadata.Unignore(type.Name);
weakEntityType = Metadata.AddEntityType(type.Name, definingNavigationName, definingEntityType, configurationSource);
}
else
{
Metadata.Unignore(clrType);
weakEntityType = Metadata.AddEntityType(clrType, definingNavigationName, definingEntityType, configurationSource);
}
if (batch != null)
{
entityTypeSnapshot.Attach(weakEntityType.Builder);
batch.Dispose();
}
}
else
{
weakEntityType.UpdateConfigurationSource(configurationSource);
}
return(weakEntityType?.Builder);
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public RelationshipSnapshot(
[NotNull] InternalRelationshipBuilder relationship,
[CanBeNull] EntityType.Snapshot definedEntityTypeSnapshot,
[CanBeNull] List <(SkipNavigation, ConfigurationSource)> referencingSkipNavigations)
