Punt on ConcurrentHash [#3322 state:resolved]

2 files changed, 0 insertions, 28 deletions

diff --git a/activesupport/lib/active_support/autoload.rb b/activesupport/lib/active_support/autoload.rb
index 2b5ebcf390..da12ecceca 100644
--- a/activesupport/lib/active_support/autoload.rb
+++ b/activesupport/lib/active_support/autoload.rb
@@ -6,7 +6,6 @@ module ActiveSupport
   autoload :Cache, 'active_support/cache'
   autoload :Callbacks, 'active_support/callbacks'
   autoload :Concern, 'active_support/concern'
-  autoload :ConcurrentHash, 'active_support/concurrent_hash'
   autoload :Configurable, 'active_support/configurable'
   autoload :DependencyModule, 'active_support/dependency_module'
   autoload :DeprecatedCallbacks, 'active_support/deprecated_callbacks'
diff --git a/activesupport/lib/active_support/concurrent_hash.rb b/activesupport/lib/active_support/concurrent_hash.rb
deleted file mode 100644
index 40224765a7..0000000000
--- a/activesupport/lib/active_support/concurrent_hash.rb
+++ /dev/null
@@ -1,27 +0,0 @@
-module ActiveSupport
-  class ConcurrentHash
-    def initialize(hash = {})
-      @backup_cache = hash.dup
-      @frozen_cache = hash.dup.freeze
-      @mutex = Mutex.new
-    end
-
-    def []=(k,v)
-      @mutex.synchronize { @backup_cache[k] = v }
-      @frozen_cache = @backup_cache.dup.freeze
-      v
-    end
-
-    def [](k)
-      if @frozen_cache.key?(k)
-        @frozen_cache[k]
-      else
-        @mutex.synchronize { @backup_cache[k] }
-      end
-    end
-
-    def empty?
-      @backup_cache.empty?
-    end
-  end
-end