Lucene.Net.Index.DocumentsWriterDeleteQueue.Node.CasNext C# (CSharp) Метод

            internal virtual bool CasNext(Node cmp, Node val)
            {
                // .NET port: Interlocked.CompareExchange(location, value, comparand) is backwards from
                // AtomicReferenceFieldUpdater.compareAndSet(obj, expect, update), so swapping val and cmp.
                // Also, it doesn't return bool if it was updated, so we need to compare to see if
                // original == comparand to determine whether to return true or false here.
                Node original = Next;
                return ReferenceEquals(Interlocked.CompareExchange(ref Next, val, cmp), original);
            }
        }