# File lib/action_mailer/vendor/tmail/header.rb, line 820
820:     def []( key )
821:       ensure_parsed
822:       @params and @params[key]
823:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 825
825:     def []=( key, val )
826:       ensure_parsed
827:       (@params ||= {})[key] = val
828:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 805
805:     def disposition
806:       ensure_parsed
807:       @disposition
808:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 810
810:     def disposition=( str )
811:       ensure_parsed
812:       @disposition = str.downcase
813:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 815
815:     def params
816:       ensure_parsed
817:       @params
818:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 844
844:     def do_accept( strategy )
845:       strategy.meta @disposition
846:       @params.each do |k,v|
847:         strategy.meta ';'
848:         strategy.space
849:         strategy.kv_pair k, v
850:       end
851:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 832
832:     def init
833:       @disposition = @params = nil
834:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 840
840:     def isempty?
841:       not @disposition and (not @params or @params.empty?)
842:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 836
836:     def set( args )
837:       @disposition, @params = *args
838:     end