seal (#250)

Author: bitfaster

BitFaster.Caching/BitOps.cs

@@ -5,7 +5,7 @@ namespace BitFaster.Caching
     /// <summary>
     /// Provides utility methods for bit-twiddling operations.
     /// </summary>
-    public class BitOps
+    public static class BitOps
     {
         /// <summary>
         /// Calculate the smallest power of 2 greater than the input parameter.

BitFaster.Caching/Lfu/Builder/AtomicAsyncConcurrentLfuBuilder.cs

@@ -8,7 +8,7 @@ namespace BitFaster.Caching.Lfu.Builder
     /// </summary>
     /// <typeparam name="K">The type of the cache key.</typeparam>
     /// <typeparam name="V">The type of the cache value.</typeparam>
-    public class AtomicAsyncConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicAsyncConcurrentLfuBuilder<K, V>, IAsyncCache<K, V>>
+    public sealed class AtomicAsyncConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicAsyncConcurrentLfuBuilder<K, V>, IAsyncCache<K, V>>
     {
         private readonly ConcurrentLfuBuilder<K, AsyncAtomicFactory<K, V>> inner;
 

BitFaster.Caching/Lfu/Builder/AtomicConcurrentLfuBuilder.cs

@@ -8,7 +8,7 @@ namespace BitFaster.Caching.Lfu.Builder
     /// </summary>
     /// <typeparam name="K">The type of the cache key.</typeparam>
     /// <typeparam name="V">The type of the cache value.</typeparam>
-    public class AtomicConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicConcurrentLfuBuilder<K, V>, ICache<K, V>>
+    public sealed class AtomicConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicConcurrentLfuBuilder<K, V>, ICache<K, V>>
     {
         private readonly ConcurrentLfuBuilder<K, AtomicFactory<K, V>> inner;
 

BitFaster.Caching/Lfu/Builder/AtomicScopedConcurrentLfuBuilder.cs

@@ -1,6 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
 using BitFaster.Caching.Atomic;
 
 namespace BitFaster.Caching.Lfu.Builder
@@ -10,7 +8,7 @@ namespace BitFaster.Caching.Lfu.Builder
     /// </summary>
     /// <typeparam name="K">The type of the cache key.</typeparam>
     /// <typeparam name="V">The type of the cache value.</typeparam>
-    public class AtomicScopedConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicScopedConcurrentLfuBuilder<K, V>, IScopedCache<K, V>> where V : IDisposable
+    public sealed class AtomicScopedConcurrentLfuBuilder<K, V> : LfuBuilderBase<K, V, AtomicScopedConcurrentLfuBuilder<K, V>, IScopedCache<K, V>> where V : IDisposable
     {
         private readonly ConcurrentLfuBuilder<K, ScopedAtomicFactory<K, V>> inner;