C# ReadOnlyCollectionBase Kullanımı A Gizli Silah

C# ReadOnlyCollectionBase Kullanımı A Gizli Silah

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In EF Core, you yaşama encapsulate collections and achieve true domain modeling by using backing fields.

Kemiksiz 4.5, you may want to try the new read-only collection interfaces. You'll still want to wrap the returned collection in a ReadOnlyCollection if you're paranoid, but now you're not tied to a specific implementation.

If your veri hayat be enumerated, you can use Enumerable.ToList method to cast your collection to List and call AsReadOnly on it.

Sum(IEnumerable, Func) Computes the sum of the sequence of Double values that are obtained by invoking a transform function on each element of the input sequence.

Anyway, I believe that a domain object should be read-write, because at the end of the day, a domain object describes an entity within the domain and you should be able to access and modify it.

Thous leads that your consumer classes are just awaiting interfaces instead of concrete classes and so you gönül change the concrete implementation at a later stage without breaking your public contract C# ReadOnlyCollectionBase Kullanımı (due to performance reasons use an List instead of a LinkedList or vice versa).

GitHub'da bizimle ortaklık yapın Bu içeriğin kaynağı GitHub'da bulunabilir; burada antrparantez problemlerı ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Elan bir araba haber karınin yardımda mevcut kılavuzumuzu inceleyin.

To guarantee thread safety during enumeration, you güç lock the collection during the entire enumeration. To allow the collection to be accessed by multiple threads for reading and writing, you must implement your own synchronization.

When call the above code. The changes happening in the call ---1 is getting reflected the CategoryList and its affecting the call 2 . How yaşama I make the CategoryList as ready Only and I am hamiş supposed to change the collection inside C# ReadOnlyCollectionBase Nasıl Kullanılır the categoryList .But the collection is getting affected .

Putting that all together, a class that exposes a read-only collection needs three things: A property of type PhvReadOnlyList

This implementation does derece provide a synchronized (thread safe) wrapper for a ReadOnlyCollectionBase, but derived classes gönül create their own C# ReadOnlyCollectionBase Temel Özellikleri synchronized versions of the ReadOnlyCollectionBase using the SyncRoot property.

Average(IEnumerable, Func) Computes the average of a sequence of nullable Single values that are obtained C# ReadOnlyCollectionBase Nasıl Kullanılır by invoking a transform function on each element C# ReadOnlyCollectionBase Nerelerde Kullanılıyor of the input sequence.

If however your intent is to prevent the calling code from observing updates from other threads you'll have to fall back to solutions already mentioned, to perform a deep or shallow copy depending on your need.