Merge SSO and Portal projects

bitwarden_license/src/Sso/Utilities/ExtendedOptionsMonitorCache.cs

@@ -0,0 +1,38 @@
+using Microsoft.Extensions.Options;
+using System;
+using System.Collections.Concurrent;
+
+namespace Bit.Sso.Utilities
+{
+    public class ExtendedOptionsMonitorCache<TOptions> : IExtendedOptionsMonitorCache<TOptions> where TOptions : class
+    {
+        private readonly ConcurrentDictionary<string, Lazy<TOptions>> _cache =
+            new ConcurrentDictionary<string, Lazy<TOptions>>(StringComparer.Ordinal);
+
+        public void AddOrUpdate(string name, TOptions options)
+        {
+            _cache.AddOrUpdate(name ?? Options.DefaultName, new Lazy<TOptions>(() => options),
+                (string s, Lazy<TOptions> lazy) => new Lazy<TOptions>(() => options));
+        }
+
+        public void Clear()
+        {
+            _cache.Clear();
+        }
+
+        public TOptions GetOrAdd(string name, Func<TOptions> createOptions)
+        {
+            return _cache.GetOrAdd(name ?? Options.DefaultName, new Lazy<TOptions>(createOptions)).Value;
+        }
+
+        public bool TryAdd(string name, TOptions options)
+        {
+            return _cache.TryAdd(name ?? Options.DefaultName, new Lazy<TOptions>(() => options));
+        }
+
+        public bool TryRemove(string name)
+        {
+            return _cache.TryRemove(name ?? Options.DefaultName, out _);
+        }
+    }
+}