# File lib/fog/aws/requests/storage/get_bucket_policy.rb, line 14
        def get_bucket_policy(bucket_name)
          unless bucket_name
            raise ArgumentError.new('bucket_name is required')
          end
          response = request({
            :expects    => 200,
            :headers    => {},
            :bucket_name => bucket_name,
            :idempotent => true,
            :method     => 'GET',
            :query      => {'policy' => nil}
          })
          response.body = Fog::JSON.decode(response.body) unless response.body.nil?
        end