# File lib/s3/right_s3.rb, line 563
      def refresh(head=true)
        new_key        = @bucket.key(self)
        @last_modified = new_key.last_modified
        @e_tag         = new_key.e_tag
        @size          = new_key.size
        @storage_class = new_key.storage_class
        @owner         = new_key.owner
        if @last_modified
          self.head
          true
        else
          @headers = @meta_headers = {}
          false
        end
      end