Class Node_Marker

All Implemented Interfaces:
Serializable

public class Node_Marker extends Node_Ext<String>
Marker special nodes for datastructures. The application is responsible for allocating unique strings.
See Also:
  • Method Details

    • xlabel

      public static Node xlabel(String str)
    • isConcrete

      public boolean isConcrete()
      Description copied from class: Node
      Answer true iff this node is concrete, ie not variable, ie URI, blank, or literal.
      Overrides:
      isConcrete in class Node_Ext<String>