/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public virtual void PropertyChanged(InternalEntityEntry entry, IPropertyBase propertyBase, bool setModified)
{
if (_suspended || entry.EntityState == EntityState.Detached)
{
return;
}
var property = propertyBase as IProperty;
if (property != null)
{
entry.SetPropertyModified(property, setModified);
if (property.GetRelationshipIndex() != -1)
{
DetectKeyChange(entry, property);
}
}
else
{
if (propertyBase.GetRelationshipIndex() != -1)
{
var navigation = propertyBase as INavigation;
if (navigation != null)
{
DetectNavigationChange(entry, navigation);
}
}
}
}
/// <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 virtual void PropertyChanged(InternalEntityEntry entry, IPropertyBase propertyBase, bool setModified)
{
if (entry.EntityState == EntityState.Detached ||
propertyBase is IServiceProperty)
{
return;
}
if (propertyBase is IProperty property)
{
if (entry.EntityState != EntityState.Deleted)
{
entry.SetPropertyModified(property, setModified);
}
else
{
ThrowIfKeyChanged(entry, property);
}
DetectKeyChange(entry, property);
}
else if (propertyBase.GetRelationshipIndex() != -1 &&
propertyBase is INavigationBase navigation)
{
DetectNavigationChange(entry, navigation);
}
}
public virtual void PropertyChanged(InternalEntityEntry entry, IPropertyBase propertyBase, bool setModified)
{
if (_suspended || entry.EntityState == EntityState.Detached)
{
return;
}
var property = propertyBase as IProperty;
if (property != null)
{
entry.SetPropertyModified(property, setModified);
if (property.GetRelationshipIndex() != -1)
{
DetectKeyChange(entry, property);
}
}
else
{
if (propertyBase.GetRelationshipIndex() != -1)
{
var navigation = propertyBase as INavigation;
if (navigation != null)
{
DetectNavigationChange(entry, navigation);
}
}
}
}
public void RemoveFromCollection(IPropertyBase propertyBase, object removedEntity)
{
var index = propertyBase.GetRelationshipIndex();
if (index != -1)
{
((HashSet<object>)_values[index])?.Remove(removedEntity);
}
}
public void AddToCollection(IPropertyBase propertyBase, object addedEntity)
{
var index = propertyBase.GetRelationshipIndex();
if (index != -1)
{
var snapshot = GetOrCreateCollection(index);
snapshot.Add(addedEntity);
}
}
public virtual void PropertyChanging(InternalEntityEntry entry, IPropertyBase propertyBase)
{
if (!entry.EntityType.UseEagerSnapshots())
{
entry.EnsureOriginalValues();
if (propertyBase.GetRelationshipIndex() != -1)
{
entry.EnsureRelationshipSnapshot();
}
}
}
public void AddRangeToCollection(IPropertyBase propertyBase, IEnumerable<object> addedEntities)
{
var index = propertyBase.GetRelationshipIndex();
if (index != -1)
{
var snapshot = GetOrCreateCollection(index);
foreach (var addedEntity in addedEntities)
{
snapshot.Add(addedEntity);
}
}
}
public void AddToCollection(IPropertyBase propertyBase, object addedEntity)
{
var index = propertyBase.GetRelationshipIndex();
var snapshot = (HashSet <object>)_values[index];
if (snapshot == null)
{
snapshot = new HashSet <object>(ReferenceEqualityComparer.Instance);
_values[index] = snapshot;
}
snapshot.Add(addedEntity);
}
public void SetValue(IPropertyBase propertyBase, object value)
{
if (value == null)
{
if (propertyBase is IProperty property &&
!property.IsNullable)
{
return;
}
}
Debug.Assert(!IsEmpty);
Debug.Assert(!(propertyBase is INavigation) || !((INavigation)propertyBase).IsCollection());
_values[propertyBase.GetRelationshipIndex()] = value;
}
public virtual void PropertyChanging(InternalEntityEntry entry, IPropertyBase propertyBase)
{
if (_suspended)
{
return;
}
if (!entry.EntityType.UseEagerSnapshots())
{
entry.EnsureOriginalValues();
if (propertyBase.GetRelationshipIndex() != -1)
{
entry.EnsureRelationshipSnapshot();
}
}
}
public void SetValue(IPropertyBase propertyBase, object value)
{
if (value == null)
{
if (propertyBase is IProperty property
&& !property.IsNullable)
{
return;
}
}
Check.DebugAssert(!IsEmpty, "relationship snapshot is empty");
Check.DebugAssert(
!(propertyBase is INavigation) || !((INavigation)propertyBase).IsCollection(),
$"property {propertyBase} is is not reference navigation");
_values[propertyBase.GetRelationshipIndex()] = SnapshotValue(propertyBase, value);
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public virtual void PropertyChanging(InternalEntityEntry entry, IPropertyBase propertyBase)
{
if (_suspended || entry.EntityState == EntityState.Detached)
{
return;
}
if (!entry.EntityType.UseEagerSnapshots())
{
if (propertyBase is IProperty asProperty &&
asProperty.GetOriginalValueIndex() != -1)
{
entry.EnsureOriginalValues();
}
if (propertyBase.GetRelationshipIndex() != -1)
{
entry.EnsureRelationshipSnapshot();
}
}
}
public object GetValue(InternalEntityEntry entry, IPropertyBase propertyBase)
=> IsEmpty ? entry[propertyBase] : _values[propertyBase.GetRelationshipIndex()];
public void RemoveFromCollection(IPropertyBase propertyBase, object removedEntity) => ((HashSet <object>)_values[propertyBase.GetRelationshipIndex()]).Remove(removedEntity);
/// <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> protected override int GetPropertyIndex(IPropertyBase propertyBase) => propertyBase.GetRelationshipIndex();
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public virtual void PropertyChanging(InternalEntityEntry entry, IPropertyBase propertyBase)
{
if (_suspended || entry.EntityState == EntityState.Detached)
{
return;
}
if (!entry.EntityType.UseEagerSnapshots())
{
var asProperty = propertyBase as IProperty;
if (asProperty != null
&& asProperty.GetOriginalValueIndex() != -1)
{
entry.EnsureOriginalValues();
}
if (propertyBase.GetRelationshipIndex() != -1)
{
entry.EnsureRelationshipSnapshot();
}
}
}