-- File: PCollection_Hash.cdl -- Created: Mon Apr 22 16:26:20 1991 -- Author: jean pierre TIRAULT -- ---Copyright: Matra Datavision 1991 generic class Hash from PCollection (key as Storable) inherits Storable is Create returns Hash; ---Purpose : Empty constructor. HashCode (me; MyKey : key ; Upper : Integer) returns Integer is virtual; ---Level: Public ---Purpose: Returns a hashcod value of key bounded by Upper. Compare (me; One , Two : key) returns Boolean is virtual; ---Level: Public ---Purpose : Compare two keys and returns a boolean value end;