Package ptolemy.data

Class AbsentToken


  • public class AbsentToken
    extends Token
    A placeholder token that represents the absence of a token.
    Since:
    Ptolemy II 8.0
    Version:
    $Id$
    Author:
    Paul Whitaker
    Pt.AcceptedRating:
    Red (pwhitake)
    Pt.ProposedRating:
    Red (pwhitake)
    • Field Detail

      • ABSENT

        public static final AbsentToken ABSENT
        An instance of an absent token.
    • Constructor Detail

      • AbsentToken

        public AbsentToken()
        Construct a token with value false.