ActivityNodeState


1   package hero.entity;
2   /*
3   * 02/11/2002 - 18:23:00
4   *
5   * ActivityNodeState.java - 
6   * Copyright (C) 2002 Ecoo Team
7   * charoy@loria.fr
8   * 
9   *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Lesser General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Lesser General Public License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  */
24  
25  import hero.interfaces.BnNodeLocal;
26  import hero.interfaces.Constants;
27  
28  import org.apache.log4j.Category;
29  
30  
31  public class ActivityNodeState extends NodeState implements java.io.Serializable   {
32  
33      // Utility variable
34      private static final Category log = Category.getInstance(ActivityNodeState.class);
35  
36      private static int[][] nodeTransition= {
37      {
38          Constants.Nd.BAD_TRANSITION, // START, INITIAL
39          Constants.Nd.EXECUTING, // START, READY
40          Constants.Nd.BAD_TRANSITION, // START, DEAD
41          Constants.Nd.ANTICIPATING, // START, ANTICIPABLE
42          Constants.Nd.BAD_TRANSITION, // START, EXPIRED
43          Constants.Nd.BAD_TRANSITION, // START, ANTICIPATING
44          Constants.Nd.BAD_TRANSITION, // START, EXECUTING
45          Constants.Nd.BAD_TRANSITION, // START, EXECUTED
46          Constants.Nd.BAD_TRANSITION, // START, INERROR
47          Constants.Nd.BAD_TRANSITION, // START, FINISHED
48          Constants.Nd.BAD_TRANSITION, // START, TERMINATED
49          Constants.Nd.BAD_TRANSITION, // START, CHECKEDOUT
50          Constants.Nd.BAD_TRANSITION, // START, ANT_SUSPENDED
51          Constants.Nd.BAD_TRANSITION, // START, EXEC_SUSPENDED
52      },{
53          Constants.Nd.BAD_TRANSITION, // TERMINATE, INITIAL
54          Constants.Nd.BAD_TRANSITION, // TERMINATE, READY
55          Constants.Nd.BAD_TRANSITION, // TERMINATE, DEAD
56          Constants.Nd.BAD_TRANSITION, // TERMINATE, ANTICIPABLE
57          Constants.Nd.BAD_TRANSITION, // TERMINATE, EXPIRED
58          Constants.Nd.BAD_TRANSITION, // TERMINATE, ANTICIPATING
59          Constants.Nd.TERMINATED, // TERMINATE, EXECUTING
60          Constants.Nd.BAD_TRANSITION, // TERMINATE, EXECUTED
61          Constants.Nd.BAD_TRANSITION, // TERMINATE, INERROR
62          Constants.Nd.BAD_TRANSITION, // TERMINATE, FINISHED
63          Constants.Nd.BAD_TRANSITION, // TERMINATE, TERMINATED
64          Constants.Nd.BAD_TRANSITION, // TERMINATE, CHECKEDOUT
65          Constants.Nd.BAD_TRANSITION, // TERMINATE, ANT_SUSPENDED
66          Constants.Nd.BAD_TRANSITION, // TERMINATE, EXEC_SUSPENDED
67      },{
68          Constants.Nd.BAD_TRANSITION, // SUSPEND, INITIAL
69          Constants.Nd.BAD_TRANSITION, // SUSPEND, READY
70          Constants.Nd.BAD_TRANSITION, // SUSPEND, DEAD
71          Constants.Nd.BAD_TRANSITION, // SUSPEND, ANTICIPABLE
72          Constants.Nd.BAD_TRANSITION, // SUSPEND, EXPIRED
73          Constants.Nd.ANT_SUSPENDED, // SUSPEND, ANTICIPATING
74          Constants.Nd.ANT_SUSPENDED, // SUSPEND, EXECUTING
75          Constants.Nd.BAD_TRANSITION, // SUSPEND, EXECUTED
76          Constants.Nd.BAD_TRANSITION, // SUSPEND, INERROR
77          Constants.Nd.BAD_TRANSITION, // SUSPEND, FINISHED
78          Constants.Nd.BAD_TRANSITION, // SUSPEND, TERMINATED
79          Constants.Nd.BAD_TRANSITION, // SUSPEND, CHECKEDOUT
80          Constants.Nd.BAD_TRANSITION, // SUSPEND, ANT_SUSPENDED
81          Constants.Nd.BAD_TRANSITION, // SUSPEND, EXEC_SUSPENDED
82      },{
83          Constants.Nd.BAD_TRANSITION, // RESUME, INITIAL
84          Constants.Nd.BAD_TRANSITION, // RESUME, READY
85          Constants.Nd.BAD_TRANSITION, // RESUME, DEAD
86          Constants.Nd.BAD_TRANSITION, // RESUME, ANTICIPABLE
87          Constants.Nd.BAD_TRANSITION, // RESUME, EXPIRED
88          Constants.Nd.BAD_TRANSITION, // RESUME, ANTICIPATING
89          Constants.Nd.BAD_TRANSITION, // RESUME, EXECUTING
90          Constants.Nd.BAD_TRANSITION, // RESUME, EXECUTED
91          Constants.Nd.BAD_TRANSITION, // RESUME, INERROR
92          Constants.Nd.BAD_TRANSITION, // RESUME, FINISHED
93          Constants.Nd.BAD_TRANSITION, // RESUME, TERMINATED
94          Constants.Nd.BAD_TRANSITION, // RESUME, CHECKEDOUT
95          Constants.Nd.ANTICIPATING, // RESUME, ANT_SUSPENDED
96          Constants.Nd.EXECUTING, // RESUME, EXEC_SUSPENDED
97      },{
98          Constants.Nd.INITIAL, // EDGEINITIAL, INITIAL
99          Constants.Nd.INITIAL, // EDGEINITIAL, READY
100         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, DEAD
101         Constants.Nd.INITIAL, // EDGEINITIAL, ANTICIPABLE
102         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, EXPIRED
103         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, ANTICIPATING
104         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, EXECUTING
105         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, EXECUTED
106         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, INERROR
107         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, FINISHED
108         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, TERMINATED
109         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, CHECKEDOUT
110         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, ANT_SUSPENDED
111         Constants.Nd.BAD_TRANSITION, // EDGEINITIAL, EXEC_SUSPENDED
112     },{
113         Constants.Nd.ANTICIPABLE, // ANTACTIVE, INITIAL
114         Constants.Nd.ANTICIPABLE, // ANTACTIVE, READY
115         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, DEAD
116         Constants.Nd.ANTICIPABLE, // ANTACTIVE, ANTICIPABLE
117         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, EXPIRED
118         Constants.Nd.ANTICIPATING, // ANTACTIVE, ANTICIPATING
119         Constants.Nd.ANTICIPATING, // ANTACTIVE, EXECUTING
120         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, EXECUTED
121         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, INERROR
122         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, FINISHED
123         Constants.Nd.TERMINATED,     // ANTACTIVE, TERMINATED
124         Constants.Nd.BAD_TRANSITION, // ANTACTIVE, CHECKEDOUT
125         Constants.Nd.ANTICIPABLE, // ANTACTIVE, ANT_SUSPENDED
126         Constants.Nd.ANTICIPABLE, // ANTACTIVE, EXEC_SUSPENDED
127     },{
128         Constants.Nd.READY, // ACTIVE, INITIAL
129         Constants.Nd.READY, // ACTIVE, READY
130         Constants.Nd.BAD_TRANSITION, // ACTIVE, DEAD
131         Constants.Nd.READY, // ACTIVE, ANTICIPABLE
132         Constants.Nd.BAD_TRANSITION, // ACTIVE, EXPIRED
133         Constants.Nd.EXECUTING, // ACTIVE, ANTICIPATING
134         Constants.Nd.EXECUTING, // ACTIVE, EXECUTING
135         Constants.Nd.BAD_TRANSITION, // ACTIVE, EXECUTED
136         Constants.Nd.BAD_TRANSITION, // ACTIVE, INERROR
137         Constants.Nd.BAD_TRANSITION, // ACTIVE, FINISHED
138         Constants.Nd.TERMINATED    , // ACTIVE, TERMINATED
139         Constants.Nd.BAD_TRANSITION, // ACTIVE, CHECKEDOUT
140         Constants.Nd.EXEC_SUSPENDED, // ACTIVE, ANT_SUSPENDED
141         Constants.Nd.EXEC_SUSPENDED, // ACTIVE, EXEC_SUSPENDED
142     },{
143         Constants.Nd.DEAD, // CANCEL, INITIAL
144         Constants.Nd.DEAD, // CANCEL, READY
145         Constants.Nd.BAD_TRANSITION, // CANCEL, DEAD
146         Constants.Nd.DEAD, // CANCEL, ANTICIPABLE
147         Constants.Nd.BAD_TRANSITION, // CANCEL, EXPIRED
148         Constants.Nd.DEAD, // CANCEL, ANTICIPATING
149         Constants.Nd.DEAD, // CANCEL, EXECUTING
150         Constants.Nd.BAD_TRANSITION, // CANCEL, EXECUTED
151         Constants.Nd.BAD_TRANSITION, // CANCEL, INERROR
152         Constants.Nd.BAD_TRANSITION, // CANCEL, FINISHED
153         Constants.Nd.BAD_TRANSITION, // CANCEL, TERMINATED
154         Constants.Nd.BAD_TRANSITION, // CANCEL, CHECKEDOUT
155         Constants.Nd.DEAD, // CANCEL, ANT_SUSPENDED
156         Constants.Nd.DEAD, // CANCEL, EXEC_SUSPENDED
157     }
158     };
159 
160     public ActivityNodeState() {
161     }
162 
163     public int computeState(BnNodeLocal node,int operation) {
164     log.debug("computeState: node="+node.getName()+" operation="+Constants.Nd.operationName[operation]);
165     return nodeTransition[operation][node.getState()];
166     }
167     
168     
169 }
170 
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