From 2ba9ca95f99c14cd95e90b7bb172ebb29ab25a72 Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Wed, 10 Sep 2008 18:56:03 -0500
Subject: Removed monitor from MemoryStore and created a seperate threadsafe
 store called SynchronizedMemoryStore

---
 .../lib/active_support/cache/memory_store.rb       | 50 +++++-----------------
 .../cache/synchronized_memory_store.rb             | 46 ++++++++++++++++++++
 2 files changed, 57 insertions(+), 39 deletions(-)
 create mode 100644 activesupport/lib/active_support/cache/synchronized_memory_store.rb

diff --git a/activesupport/lib/active_support/cache/memory_store.rb b/activesupport/lib/active_support/cache/memory_store.rb
index f3e4b8c13b..c1a713b4c5 100644
--- a/activesupport/lib/active_support/cache/memory_store.rb
+++ b/activesupport/lib/active_support/cache/memory_store.rb
@@ -3,63 +3,35 @@ module ActiveSupport
     class MemoryStore < Store
       def initialize
         @data = {}
-        @guard = Monitor.new
-      end
-
-      def fetch(key, options = {})
-        @guard.synchronize do
-          super
-        end
       end
 
       def read(name, options = nil)
-        @guard.synchronize do
-          super
-          @data[name]
-        end
+        super
+        @data[name]
       end
 
       def write(name, value, options = nil)
-        @guard.synchronize do
-          super
-          @data[name] = value.freeze
-        end
+        super
+        @data[name] = value.freeze
       end
 
       def delete(name, options = nil)
-        @guard.synchronize do
-          @data.delete(name)
-        end
+        super
+        @data.delete(name)
       end
 
       def delete_matched(matcher, options = nil)
-        @guard.synchronize do
-          @data.delete_if { |k,v| k =~ matcher }
-        end
+        super
+        @data.delete_if { |k,v| k =~ matcher }
       end
 
       def exist?(name,options = nil)
-        @guard.synchronize do
-          @data.has_key?(name)
-        end
-      end
-
-      def increment(key, amount = 1)
-        @guard.synchronize do
-          super
-        end
-      end
-
-      def decrement(key, amount = 1)
-        @guard.synchronize do
-          super
-        end
+        super
+        @data.has_key?(name)
       end
 
       def clear
-        @guard.synchronize do
-          @data.clear
-        end
+        @data.clear
       end
     end
   end
diff --git a/activesupport/lib/active_support/cache/synchronized_memory_store.rb b/activesupport/lib/active_support/cache/synchronized_memory_store.rb
new file mode 100644
index 0000000000..d2ff28768f
--- /dev/null
+++ b/activesupport/lib/active_support/cache/synchronized_memory_store.rb
@@ -0,0 +1,46 @@
+module ActiveSupport
+  module Cache
+    class SynchronizedMemoryStore < MemoryStore
+      def initialize
+        super
+        @guard = Monitor.new
+      end
+
+      def fetch(key, options = {})
+        @guard.synchronize { super }
+      end
+
+      def read(name, options = nil)
+        @guard.synchronize { super }
+      end
+
+      def write(name, value, options = nil)
+        @guard.synchronize { super }
+      end
+
+      def delete(name, options = nil)
+        @guard.synchronize { super }
+      end
+
+      def delete_matched(matcher, options = nil)
+        @guard.synchronize { super }
+      end
+
+      def exist?(name,options = nil)
+        @guard.synchronize { super }
+      end
+
+      def increment(key, amount = 1)
+        @guard.synchronize { super }
+      end
+
+      def decrement(key, amount = 1)
+        @guard.synchronize { super }
+      end
+
+      def clear
+        @guard.synchronize { super }
+      end
+    end
+  end
+end
-- 
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