add all

Packages/com.tivadar.best.http/Runtime/3rdParty/BouncyCastle/util/collections/ReadOnlyCollection.cs

@@ -0,0 +1,48 @@
+#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
+#pragma warning disable
+using System;
+using System.Collections.Generic;
+
+namespace Best.HTTP.SecureProtocol.Org.BouncyCastle.Utilities.Collections
+{
+    internal abstract class ReadOnlyCollection<T>
+        : ICollection<T>
+    {
+        System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
+        {
+            return GetEnumerator();
+        }
+
+        public bool IsReadOnly => true;
+
+        public void Add(T item) => throw new NotSupportedException();
+        public void Clear() => throw new NotSupportedException();
+        public bool Remove(T item) => throw new NotSupportedException();
+
+        public abstract bool Contains(T item);
+        public abstract int Count { get; }
+        public abstract void CopyTo(T[] array, int arrayIndex);
+        public abstract IEnumerator<T> GetEnumerator();
+    }
+
+    internal class ReadOnlyCollectionProxy<T>
+        : ReadOnlyCollection<T>
+    {
+        private readonly ICollection<T> m_target;
+
+        internal ReadOnlyCollectionProxy(ICollection<T> target)
+        {
+            if (target == null)
+                throw new ArgumentNullException(nameof(target));
+
+            m_target = target;
+        }
+
+        public override bool Contains(T item) => m_target.Contains(item);
+        public override int Count => m_target.Count;
+        public override void CopyTo(T[] array, int arrayIndex) => m_target.CopyTo(array, arrayIndex);
+        public override IEnumerator<T> GetEnumerator() => m_target.GetEnumerator();
+    }
+}
+#pragma warning restore
+#endif