# File lib/action_mailer/vendor/tmail/header.rb, line 841
841:     def []( key )
842:       ensure_parsed
843:       @params and @params[key]
844:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 846
846:     def []=( key, val )
847:       ensure_parsed
848:       (@params ||= {})[key] = val
849:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 826
826:     def disposition
827:       ensure_parsed
828:       @disposition
829:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 831
831:     def disposition=( str )
832:       ensure_parsed
833:       @disposition = str.downcase
834:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 836
836:     def params
837:       ensure_parsed
838:       @params
839:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 865
865:     def do_accept( strategy )
866:       strategy.meta @disposition
867:       @params.each do |k,v|
868:         strategy.meta ';'
869:         strategy.space
870:         strategy.kv_pair k, v
871:       end
872:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 853
853:     def init
854:       @disposition = @params = nil
855:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 861
861:     def isempty?
862:       not @disposition and (not @params or @params.empty?)
863:     end

     # File lib/action_mailer/vendor/tmail/header.rb, line 857
857:     def set( args )
858:       @disposition, @params = *args
859:     end