KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > mc > formgenerator > bonita > BonitaActivityExecutor


1 /*
2  * Created on 3 mai 2004
3  *
4  */
5 package mc.formgenerator.bonita;
6
7 import hero.interfaces.ProjectSession;
8 import hero.interfaces.ProjectSessionHome;
9 import hero.interfaces.ProjectSessionUtil;
10 import hero.interfaces.UserSession;
11 import hero.interfaces.UserSessionHome;
12 import hero.interfaces.UserSessionUtil;
13
14 import java.util.*;
15
16 import org.w3c.dom.Document JavaDoc;
17
18 /**
19  * @author delfourr
20  */
21 public class BonitaActivityExecutor {
22
23
24
25     /**
26      * Default constructor
27      */
28     public BonitaActivityExecutor() {
29         
30     }
31     
32     
33     
34     /**
35      * Allows to find, initialise and terminate an activity.
36      * @param document Document with the activity information (name, attributes and project name).
37      * @param mode the application mode: consumer or exploitant
38      * @throws LoginException
39      */
40     public void actOnActivity(Document JavaDoc document, String JavaDoc mode){
41         
42         //'parse' transforms a Document
43 DocumentParser parse = new DocumentParser();
44
45         DataActivity data = parse.parseActivity(document);
46         
47                 
48         //get the project name to wich it belongs
49 String JavaDoc projectName = data.getProcessName();
50
51
52         //get the activity name
53 String JavaDoc activityName = data.getActivityName();
54
55
56         //get the process properties
57 HashMap table = data.getProcessProperties();
58         
59         //terminate the activity thanks to its name and properties
60 this.startActivity(activityName, projectName, table, mode);
61     }
62     
63     
64     
65     
66     
67     /**
68      * Thanks to its name, the activity is found and stopped.
69      * Before, its attributes are set with the HashMap values.
70      * @param activityName Name of the activity to stop.
71      * @param projectName Name of the project to which it belongs.
72      * @param table HashMap with the activity attributes associated to their values
73      * @param mode the application mode: consumer or exploitant
74      * @throws LoginException
75      */
76     private void startActivity(String JavaDoc activityName, String JavaDoc projectName, HashMap table, String JavaDoc mode) {
77
78         //The local home
79 ProjectSessionHome projecth = null;
80
81         //The bean
82 ProjectSession project = null;
83
84         try {
85             //Getting local home by using JNDI
86 projecth = ProjectSessionUtil.getHome();
87
88             //Creation of the project
89 project = projecth.create();
90                 
91             project.initProject(projectName);
92                 
93
94             //**************************************************************************
95 // SET THE ACTIVITY PROPERTIES
96 //**************************************************************************
97
98             //All the keys are saved in a set
99 Set collec = table.keySet();
100
101             //Set properties if they exist
102 if (collec.size() > 0) {
103
104                 //For all the keys we have to retrieve the associated value
105 Iterator it = collec.iterator();
106
107                 //variable which will stock the property name
108 String JavaDoc cle="";
109
110                 while (it.hasNext()) {
111
112                     //Getting the values
113 cle = (String JavaDoc) it.next();
114
115                     //Set the current process property
116 project.setNodeProperty(activityName, cle, (String JavaDoc) table.get(cle));
117                 }
118             }
119             
120             //**************************************************************************
121 // START THE ACTIVITY
122 //**************************************************************************
123
124             //The local home
125 UserSessionHome userh = UserSessionUtil.getHome();
126
127             //The bean
128 UserSession user = userh.create();
129             //the session starts the activity
130 user.startActivity(projectName, activityName);
131             
132             //the session terminate the activity
133 user.terminateActivity(projectName, activityName);
134             
135             // test if the instance is termined
136 boolean isTerminated = project.isTerminated();
137             if (isTerminated)
138             {
139                 user.terminate(projectName);
140             }
141             //**************************************************************************
142 // STOP THE ACTIVITY
143 //**************************************************************************
144
145             //if(mode.equals("consumer"))
146 //this.endActivity(activityName, projectName);
147
148         } catch (Exception JavaDoc e) {
149             System.out.println(e.getMessage());
150         }
151     }
152
153     
154     
155
156
157     public void endActivity (String JavaDoc activityName, String JavaDoc projectName) {
158         try {
159             
160             //The local home
161 UserSessionHome userh = UserSessionUtil.getHome();
162         
163             //The bean
164 UserSession user = userh.create();
165             
166             
167             //the session terminates the activity
168 user.terminateActivity( projectName, activityName);
169             
170         } catch (Exception JavaDoc e) {
171             System.out.println(e.getMessage());
172         }
173     }
174     
175 }
176
Popular Tags