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public:
System::Data::Objects::ObjectStateEntry ^ ChangeObjectState(System::Object ^ entity, System::Data::EntityState entityState);
public System.Data.Objects.ObjectStateEntry ChangeObjectState (object entity, System.Data.EntityState entityState);
member this.ChangeObjectState : obj * System.Data.EntityState -> System.Data.Objects.ObjectStateEntry
Public Function ChangeObjectState (entity As Object, entityState As EntityState) As ObjectStateEntry
Parameters
InvalidOperationException
When the object is not detached and does not have an entry in the state manager.
When you try to change the state to
Detached
from any other
EntityState
When
state
is not a valid
EntityState
value.
Remarks
Calling the
ChangeObjectState
method to change the state of an object to
Deleted
does not cause related objects in a constrained relationship to be deleted.
Changing the state of an object does not affect related objects in the object graph.
When you change the
EntityState
of an entity object entry to
Modified
, all the properties of the object are marked as modified, regardless of the current or original values.
When the
EntityState
of an entity object entry is changed to
Added
,
Deleted
, or
Detached
, the relationship entries for the object are also updated.
