コード例 #1
0
        private void DelayedFixup(InternalEntityEntry entry, INavigation navigation, InternalEntityEntry referencedEntry)
        {
            var navigationValue = entry[navigation];

            if (navigationValue != null)
            {
                var setModified = referencedEntry.EntityState != EntityState.Unchanged &&
                                  referencedEntry.EntityState != EntityState.Modified;

                if (!navigation.IsDependentToPrincipal())
                {
                    if (navigation.IsCollection())
                    {
                        if (entry.CollectionContains(navigation, referencedEntry))
                        {
                            FixupToDependent(entry, referencedEntry, navigation.ForeignKey, setModified);
                        }
                    }
                    else if (referencedEntry.Entity == navigationValue)
                    {
                        FixupToDependent(entry, referencedEntry, navigation.ForeignKey, setModified);
                    }
                }
                else if (referencedEntry.Entity == navigationValue)
                {
                    FixupToPrincipal(entry, referencedEntry, navigation.ForeignKey, setModified);
                }
            }
        }