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-- C3900052.A
--
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
--
-- OBJECTIVE:
-- See C3900053.AM.
--
-- TEST DESCRIPTION:
-- See C3900053.AM.
--
-- TEST FILES:
-- This test consists of the following files:
--
-- C3900050.A
-- C3900051.A
-- => C3900052.A
-- C3900053.AM
--
-- CHANGE HISTORY:
-- 06 Dec 94 SAIC ACVC 2.0
-- 15 May 96 SAIC ACVC 2.1: Modified prologue. Added pragma Elaborate
-- for Ada.Calendar.
--
--!
with C3900051; -- Extended alert system abstraction.
package C3900052 is -- Further extended alert system abstraction.
-- Declarations used by component Action_Officer;
type Person_Enum is (Nobody, Duty_Officer,
Watch_Commander, Commanding_Officer);
type Medium_Alert_Type is new C3900051.Low_Alert_Type
with private; -- Private extension of
-- private extension.
-- Inherits (inherited) procedure Display from Low_Alert_Type.
-- Inherits function Level_Of from Low_Alert_Type.
procedure Handle (MA : in out Medium_Alert_Type); -- Override parent's
-- primitive subprog.
procedure Assign_Officer (MA : in out Medium_Alert_Type;
To : in Person_Enum);
-- The following functions are needed to verify the values of the
-- extension's private components.
function Initial_Values_Okay (MA : in Medium_Alert_Type)
return Boolean; -- Override parent's
-- primitive subprog.
function Bad_Final_Values (MA: in Medium_Alert_Type) -- Override parent's
return Boolean; -- primitive subprog.
private
type Medium_Alert_Type is new C3900051.Low_Alert_Type with record
Action_Officer : Person_Enum := Nobody;
end record;
end C3900052;
--==================================================================--
with C3900050; -- Basic alert abstraction.
with Ada.Calendar;
pragma Elaborate (Ada.Calendar);
package body C3900052 is -- Further extended alert system abstraction.
use C3900050; -- Enumeration values directly visible.
use C3900051; -- Extended alert system abstraction.
procedure Assign_Officer (MA : in out Medium_Alert_Type;
To : in Person_Enum) is
begin
MA.Action_Officer := To;
end Assign_Officer;
procedure Handle (MA : in out Medium_Alert_Type) is
begin
Handle (Low_Alert_Type (MA)); -- Call parent's op (type conversion).
Set_Level (MA, 2); -- Call inherited operation.
Assign_Officer (MA, Duty_Officer); -- Call newly declared operation.
Set_Display (MA, Console); -- Call inherited operation.
Display (MA); -- Call doubly inherited operation.
end Handle;
function Initial_Values_Okay (MA : in Medium_Alert_Type) return Boolean is
begin
-- Call parent's operation (type conversion).
return (Initial_Values_Okay (Low_Alert_Type (MA)) and
MA.Action_Officer = Nobody);
end Initial_Values_Okay;
function Bad_Final_Values (MA : in Medium_Alert_Type) return Boolean is
use type Ada.Calendar.Time;
begin
return (Get_Time(MA) /= Alert_Time or
Get_Display(MA) /= Console or
Get_Level(MA) /= 2 or
MA.Action_Officer /= Duty_Officer);
end Bad_Final_Values;
end C3900052;
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