1 /*
2 * The contents of this file are subject to the BT "ZEUS" Open Source
3 * Licence (L77741), Version 1.0 (the "Licence"); you may not use this file
4 * except in compliance with the Licence. You may obtain a copy of the Licence
5 * from $ZEUS_INSTALL/licence.html or alternatively from
6 * http://www.labs.bt.com/projects/agents/zeus/licence.htm
7 *
8 * Except as stated in Clause 7 of the Licence, software distributed under the
9 * Licence is distributed WITHOUT WARRANTY OF ANY KIND, either express or
10 * implied. See the Licence for the specific language governing rights and
11 * limitations under the Licence.
12 *
13 * The Original Code is within the package zeus.*.
14 * The Initial Developer of the Original Code is British Telecommunications
15 * public limited company, whose registered office is at 81 Newgate Street,
16 * London, EC1A 7AJ, England. Portions created by British Telecommunications
17 * public limited company are Copyright 1996-9. All Rights Reserved.
18 *
19 * THIS NOTICE MUST BE INCLUDED ON ANY COPY OF THIS FILE
20 */
21
22 /*
23 * @(#)b0.java 1.03b
24 */
25
26 package zeus.actors.graphs;
27
28 import java.util.*;
29 import zeus.util.*;
30 import zeus.concepts.*;
31 import zeus.actors.*;
32 import zeus.actors.rtn.*;
33 import zeus.actors.rtn.util.*;
34
35 public class b0 extends Node {
36
37 // ST 050500 1.03bB node description due to CVB
38 private String node_desc = "do for each external goal";
39
40
41 public final String getDesc()
42 {return node_desc;}
43
44
45 public final void setDesc(String node_desc)
46 {this.node_desc = node_desc;}
47 // ST 050500 1.03bE
48
49 public b0() {
50 super("b0");
51 }
52
53 // memory useful for backtracking
54 private DStruct[] data = null;
55
56 protected int exec() {
57 GraphStruct gs = (GraphStruct)input;
58 Core.DEBUG(2,"b0 Input gs = " + gs);
59
60 // Now create split node for next_lot
61 data = new DStruct[gs.goal.size()];
62 for(int i = 0; i < data.length; i++ ) {
63 data[i] = new DStruct();
64 data[i].goal = new Vector();
65 data[i].goal.addElement(gs.goal.elementAt(i));
66 data[i].ignore = gs.ignore_agents;
67 data[i].gs = gs;
68 }
69 output = data;
70 return OK;
71 }
72 protected void reset() {
73 // reset any state changed by exec()
74 }
75 }