11 references to IsConceptualNullKey
System.Data.Entity (11)
System\Data\Objects\DataClasses\EntityReference.cs (2)
115if (!ForeignKeyFactory.IsConceptualNullKey(_cachedForeignKey)) 358_cachedForeignKey != null && !ForeignKeyFactory.IsConceptualNullKey(_cachedForeignKey) // do we have an fk?
System\Data\Objects\DataClasses\RelatedEnd.cs (1)
559if (reference != null && ForeignKeyFactory.IsConceptualNullKey(reference.CachedForeignKey))
System\Data\Objects\EntityEntry.cs (5)
1150bool hasConceptualNullFk = ForeignKeyFactory.IsConceptualNullKey(reference.CachedForeignKey); 1717if (!ForeignKeyFactory.IsConceptualNullKey(reference.CachedForeignKey)) 3429if (!ForeignKeyFactory.IsConceptualNullKey(relatedEnd.CachedForeignKey)) 3447bool hasConceptualNullFk = ForeignKeyFactory.IsConceptualNullKey(reference.CachedForeignKey); 3916bool originalKeyIsConceptualNull = ForeignKeyFactory.IsConceptualNullKey(originalKey);
System\Data\Objects\Internal\ForeignKeyFactory.cs (1)
46Debug.Assert(IsConceptualNullKey(conceptualNullKey), "The key supplied is not a null key");
System\Data\Objects\ObjectStateManager.cs (2)
521Debug.Assert(entry.State == EntityState.Detached || !ForeignKeyFactory.IsConceptualNullKey(entry.EntityKey), "Found an entry with conceptual null Key=" + entry.EntityKey.ConcatKeyValue()); 617if (reference != null && ForeignKeyFactory.IsConceptualNullKey(reference.CachedForeignKey))