From 086392492cdf546713122c6ef1601e45fdf2142f Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Wed, 7 Apr 2010 13:12:47 -0500
Subject: [PATCH] Remove #size call on rack input io

---
 .../lib/action_dispatch/middleware/params_parser.rb  | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/actionpack/lib/action_dispatch/middleware/params_parser.rb b/actionpack/lib/action_dispatch/middleware/params_parser.rb
index 18a3688bb0..c0efdae2a0 100644
--- a/actionpack/lib/action_dispatch/middleware/params_parser.rb
+++ b/actionpack/lib/action_dispatch/middleware/params_parser.rb
@@ -36,17 +36,13 @@ def parse_formatted_parameters(env)
         when Proc
           strategy.call(request.raw_post)
         when :xml_simple, :xml_node
-          request.body.size == 0 ? {} : Hash.from_xml(request.raw_post).with_indifferent_access
+          (Hash.from_xml(request.raw_post) || {}).with_indifferent_access
         when :yaml
           YAML.load(request.raw_post)
         when :json
-          if request.body.size == 0
-            {}
-          else
-            data = ActiveSupport::JSON.decode(request.raw_post)
-            data = {:_json => data} unless data.is_a?(Hash)
-            data.with_indifferent_access
-          end
+          data = ActiveSupport::JSON.decode(request.raw_post)
+          data = {:_json => data} unless data.is_a?(Hash)
+          data.with_indifferent_access
         else
           false
         end
-- 
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