public override DbExpression Visit(DbRelationshipNavigationExpression expression)
{
EntityUtil.CheckArgumentNull(expression, "expression");
DbExpression result = expression;
RelationshipEndMember newFrom;
RelationshipEndMember newTo;
VisitRelationshipEnds(expression.NavigateFrom, expression.NavigateTo, out newFrom, out newTo);
DbExpression newNavSource = this.VisitExpression(expression.NavigationSource);
if (!object.ReferenceEquals(expression.NavigateFrom, newFrom) ||
!object.ReferenceEquals(expression.NavigateTo, newTo) ||
!object.ReferenceEquals(expression.NavigationSource, newNavSource))
{
result = CqtBuilder.Navigate(newNavSource, newFrom, newTo);
}
NotifyIfChanged(expression, result);
return(result);
}
