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@@ -1,3 +1,7 @@
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+== 0.8.1 Rebel Porpoise release
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+ * Define deferred?(env) in your Rack application to set if a request is handled in a
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+   thread (return true) or not (return false).
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+
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 == 0.8.0 Dodgy Dentist release
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  * Fix server crash when header too large.
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  * Add --require (-r) option to require a library, before executing your script.

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@@ -21,14 +21,12 @@ module Thin
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     # Calling the application in a threaded allowing
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     # concurrent processing of requests.
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-    attr_accessor :threaded
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+    attr_writer :threaded
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     # Get the connection ready to process a request.
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     def post_init
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       @request  = Request.new
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       @response = Response.new
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-      
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-      @request.threaded = threaded      
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     end
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     # Called when data is received from the client.
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@@ -44,7 +42,7 @@ module Thin
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     # Called when all data was received and the request
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     # is ready to be processed.
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     def process
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-      if @threaded
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+      if threaded?
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         EventMachine.defer(method(:pre_process), method(:post_process))
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       else
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         post_process(pre_process)
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@@ -54,6 +52,7 @@ module Thin
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     def pre_process
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       # Add client info to the request env
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       @request.remote_address = remote_address
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+      @request.threaded       = threaded?
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       # Process the request calling the Rack adapter
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       @app.call(@request.env)
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@@ -121,7 +120,14 @@ module Thin
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     # and ready to be reused for another request.
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     def persistent?
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       @can_persist && @response.persistent?
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-    end    
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+    end
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+    
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+    # +true+ if <tt>app.call</tt> will be called inside a thread.
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+    # You can set all requests as threaded setting <tt>Connection#threaded=true</tt>
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+    # or on a per-request case returning +true+ in <tt>app.deferred?</tt>.
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+    def threaded?
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+      @threaded || (@app.respond_to?(:deferred?) && @app.deferred?(@request.env))
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+    end
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     # IP Address of the remote client.
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     def remote_address

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@@ -6,11 +6,11 @@ module Thin
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   module VERSION #:nodoc:
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     MAJOR    = 0
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     MINOR    = 8
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-    TINY     = 0
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+    TINY     = 1
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0
     STRING   = [MAJOR, MINOR, TINY].join('.')
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-    CODENAME = 'Dodgy Dentist'
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+    CODENAME = 'Rebel Porpoise'
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     RACK     = [0, 3].freeze # Latest Rack version that was tested
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   end

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@@ -72,8 +72,22 @@ describe Connection do
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   it "should set request env as rack.multithread" do
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     @connection.threaded = true
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-    @connection.post_init
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+    @connection.pre_process
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     @connection.request.env["rack.multithread"].should == true
0
   end
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+  
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+  it "should set as threaded when app.deferred? is true" do
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+    @connection.app.should_receive(:deferred?).and_return(true)
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+    @connection.should be_threaded
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+  end
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+  
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+  it "should not set as threaded when app.deferred? is false" do
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+    @connection.app.should_receive(:deferred?).and_return(false)
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+    @connection.should_not be_threaded
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+  end
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+
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+  it "should not set as threaded when app do not respond to deferred?" do
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+    @connection.should_not be_threaded
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+  end
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 end
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\ No newline at end of file