ObjectContext.TryGetObjectByKey(EntityKey, Object) Method

Reference

Definition

Namespace:: System.Data.Entity.Core.Objects

Assembly:: EntityFramework.dll

Important

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Returns an object that has the specified entity key.

[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1007:UseGenericsWhereAppropriate")]
public virtual bool TryGetObjectByKey (System.Data.Entity.Core.EntityKey key, out object value);

abstract member TryGetObjectByKey : System.Data.Entity.Core.EntityKey *  -> bool
override this.TryGetObjectByKey : System.Data.Entity.Core.EntityKey *  -> bool

Public Overridable Function TryGetObjectByKey (key As EntityKey, ByRef value As Object) As Boolean

Parameters

key: EntityKey

The key of the object to be found.

value: Object

When this method returns, contains the object.

Returns

Boolean

true if the object was retrieved successfully. false if the key is temporary, the connection is null, or the value is null.

Attributes: SuppressMessageAttribute

Exceptions

ArgumentException

Incompatible metadata for key .

ArgumentNullException

key is null.

Applies to