# File lib/s3/right_s3.rb, line 492
      def put(data=nil, perms=nil, headers={})
        headers['x-amz-acl'] = perms if perms
        @data = data || @data
        meta  = self.class.add_meta_prefix(@meta_headers)
        @bucket.s3.interface.put(@bucket.name, @name, @data, meta.merge(headers))
      end