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Java > Open Source Codes > org > enhydra > shark > swingclient > workflowadmin > instantiation > actions > InstantiateProcess


1 package org.enhydra.shark.swingclient.workflowadmin.instantiation.actions;
2
3 import java.awt.event.*;
4 import java.util.*;
5
6 import javax.swing.*;
7
8
9
10 import org.enhydra.shark.api.client.wfmodel.*;
11 import org.enhydra.shark.swingclient.*;
12 import org.enhydra.shark.swingclient.workflowadmin.*;
13 import org.enhydra.shark.swingclient.workflowadmin.instantiation.*;
14
15 /**
16  * Creates new process from process definition.
17  *
18  * @author Sasa Bojanic
19  * @version 1.0
20  */
21 public class InstantiateProcess extends ActionBase {
22
23    public InstantiateProcess (ProcessInstantiationManagement pim) {
24       super(pim);
25    }
26
27    public void actionPerformed(ActionEvent e) {
28       ProcessInstantiationManagement pim=(ProcessInstantiationManagement)actionPanel;
29       SharkAdmin workflowAdmin=pim.getWorkflowAdmin();
30       WfProcessMgr spm=pim.getSelectedProcessMgr();
31       try {
32          if (spm!=null) {
33             WfProcess proc=spm.create_process(pim.getProcessInstantiator());
34             // if process has to receive some initial values, fill it
35 Map context=proc.process_context();
36             Map contextSig=SharkAdmin.getExecAmin().getProcessMgrInputSignature(spm.name());
37
38             Map formalPars=new LinkedHashMap();
39             if (context!=null) {
40                for (Iterator i=context.entrySet().iterator(); i.hasNext();) {
41                   Map.Entry me=(Map.Entry)i.next();
42                   if (contextSig.containsKey(me.getKey())) {
43                      formalPars.put(me.getKey(),me.getValue());
44                   }
45                }
46             }
47             if (formalPars.size()>0) {
48                int updateVar=JOptionPane.showConfirmDialog(
49                   workflowAdmin.getFrame(),
50                   ResourceManager.getLanguageDependentString(
51                                                              "MessageDoYouWantToUpdateProcessVariables"),
52                   ResourceManager.getLanguageDependentString("ProcessInstantiationManagementKey"),
53                   JOptionPane.YES_NO_OPTION,
54                   JOptionPane.QUESTION_MESSAGE);
55                if (updateVar==JOptionPane.YES_OPTION) {
56                   UpdateVariables upvd=
57                      new UpdateVariables(
58                      workflowAdmin.getFrame(),
59                      ResourceManager.getLanguageDependentString("DialogUpdateProcessVariables"),
60                      proc.key(),
61                      formalPars,
62                      null);
63                   upvd.showDialog();
64                   if (context!=null) {
65                      proc.set_process_context(formalPars);
66                   }
67                }
68             }
69
70             proc.start();
71             pim.getProcessInstantiator().addPerformer(proc);
72             pim.getTreeSelectionListener().valueChanged(null);
73             workflowAdmin.refresh(true);
74
75          }
76       } catch (NotEnabled ne) {
77          JOptionPane.showMessageDialog(workflowAdmin.getFrame(),
78                                        ResourceManager.getLanguageDependentString(
79                                           "WarningProcessInstantiationForSelectedDefinitionIsCurrentlyDisabled"),
80                                        workflowAdmin.getAppTitle(),JOptionPane.ERROR_MESSAGE);
81       } catch (Exception JavaDoc ex){
82          ex.printStackTrace();
83          System.out.println("Error while instatiating process:");
84       }
85    }
86 }
87
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