ObjectContext Constructor (EntityConnection)
Initializes a new instance of the ObjectContext class with the given connection. During construction, the metadata workspace is extracted from the EntityConnection object.
Namespace: System.Data.Objects
Assembly: System.Data.Entity (in System.Data.Entity.dll)
Parameters
- connection
- Type: System.Data.EntityClient.EntityConnection
An EntityConnection that contains references to the model and to the data source connection.
| Exception | Condition |
|---|---|
| ArgumentNullException | The connection is null. |
| ArgumentException | The connection is invalid. -or- The metadata workspace is invalid. |
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.