|
DataMuseum.dkPresents historical artifacts from the history of: Rational R1000/400 |
This is an automatic "excavation" of a thematic subset of
See our Wiki for more about Rational R1000/400 Excavated with: AutoArchaeologist - Free & Open Source Software. |
top - download
Length: 12288 (0x3000)
Types: Ada Source
Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Working_Memory, seg_03b94f, separate Generic_Fact_Base
└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
└─ ⟦5a81ac88f⟧ »Space Info Vol 1«
└─⟦this⟧
separate (Generic_Fact_Base)
package body Working_Memory is
type Class_Objects is array (Class_Names) of Class.Object;
The_Classes : Class_Objects := (others => Class.Null_Class);
procedure Make_Empty is
begin
for C in Class_Names loop
if C /= Null_Class_Name then
Class.Make_Empty (The_Classes (C));
end if;
end loop;
end Make_Empty;
function Get (Using : Class_Names) return Class.Object is
begin
return The_Classes (Using);
end Get;
function Retrieve (Filter : Query.Objects) return Class.User_Objects is
Result : Class.User_Objects (Filter'Range);
function Twins_Exist
(Start_Index : Positive; The_Fact : Class.User_Object)
return Boolean is
use Class;
begin
for I in (Start_Index) .. Result'Last loop
if Result (I) = The_Fact then
return True;
end if;
end loop;
return False;
end Twins_Exist;
function Recursive_Search (Index : Positive) return Boolean is
The_Class_Name : Class_Names;
The_Class : Class.Object;
The_Matching_Fact : Class.User_Object;
begin
if Index > Filter'Last then
return True;
else
case Filter (Index).Kind is
when Query.Find =>
The_Class_Name := Filter (Index).Class;
The_Class := The_Classes (The_Class_Name);
for Id in 1 .. Class.Last_Instance (The_Class) loop
if Class.Match (The_Instance => Id,
Against_Patterns =>
Filter (Index).Value,
Using_Class => The_Class) then
if Recursive_Search (Index + 1) then
The_Matching_Fact :=
Class.As_User_Object (Id, The_Class);
if not Twins_Exist (Index + 1,
The_Matching_Fact) then
Result (Index) := The_Matching_Fact;
return True;
end if;
end if;
end if;
end loop;
when Query.Check_No =>
The_Class_Name := Filter (Index).Class;
The_Class := The_Classes (The_Class_Name);
for Id in 1 .. Class.Last_Instance (The_Class) loop
if Class.Match (The_Instance => Id,
Against_Patterns =>
Filter (Index).Value,
Using_Class => The_Class) then
return False;
end if;
end loop;
if Recursive_Search (Index + 1) then
Result (Index) := Class.Null_User_Object;
return True;
end if;
when Query.Evaluate =>
if Query.Operators.Match
(Filter (Index).The_Expression,
Filter (Index).The_Predicate) then
if Recursive_Search (Index + 1) then
Result (Index) := Class.Null_User_Object;
return True;
end if;
end if;
end case;
return False;
end if;
end Recursive_Search;
begin
if Filter'Length /= 0 and then Recursive_Search (Filter'First) then
return Result;
else
return Class.No_User_Objects;
end if;
end Retrieve;
procedure Generic_Put (Where : Output_Stream.Object) is
procedure Class_Put is new Class.Generic_Put (Put);
begin
for C in The_Classes'Range loop
if C /= Null_Class_Name then
Class_Put (The_Class => The_Classes (C), Where => Where);
end if;
end loop;
end Generic_Put;
procedure Default_Put (Where : Output_Stream.Object) is
procedure Default_Working_Memory_Put is
new Generic_Put (Class.Default_Put);
begin
Default_Working_Memory_Put (Where);
end Default_Put;
procedure Register (The_Class : Class.Object) is
begin
The_Classes (Class.Class_Name_Of (The_Class)) := The_Class;
end Register;
end Working_Memory;
nblk1=b
nid=5
hdr6=10
[0x00] rec0=25 rec1=00 rec2=01 rec3=04a
[0x01] rec0=19 rec1=00 rec2=09 rec3=020
[0x02] rec0=00 rec1=00 rec2=0a rec3=00a
[0x03] rec0=10 rec1=00 rec2=08 rec3=046
[0x04] rec0=12 rec1=00 rec2=03 rec3=016
[0x05] rec0=03 rec1=00 rec2=0b rec3=01e
[0x06] rec0=20 rec1=00 rec2=04 rec3=04e
[0x07] rec0=04 rec1=00 rec2=06 rec3=000
[0x08] rec0=04 rec1=00 rec2=06 rec3=000
[0x09] rec0=04 rec1=00 rec2=06 rec3=000
[0x0a] rec0=79 rec1=08 rec2=70 rec3=000
tail 0x21738858885194790e8ec 0x42a00088462063c03
Free Block Chain:
0x5: 0000 00 07 00 06 00 03 20 20 20 03 20 05 6c 61 73 73 ┆ lass┆
0x7: 0000 00 02 02 df 80 0c 55 73 65 72 5f 4f 62 6a 65 63 ┆ User_Objec┆
0x2: 0000 00 00 00 13 80 10 20 20 20 20 20 20 20 20 20 55 ┆ U┆