paricipantworks.java

一个工作流的原型

        // TODO add your handling code here:
        jButton1.setEnabled(true);
    }//GEN-LAST:event_jTable2FocusLost

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        // TODO add your handling code here:
        jButton2.setEnabled(false);
        submitWorkItem();
    }//GEN-LAST:event_jButton2ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        // TODO add your handling code here:
        updateVariables();
        
    }//GEN-LAST:event_jButton1ActionPerformed

    private void TableMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_TableMouseClicked
        // TODO add your handling code here:
        worklistClickedProcess();
        jButton2.setEnabled(true);

    }//GEN-LAST:event_TableMouseClicked

    private void JTreeMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_JTreeMouseClicked
        // TODO add your handling code here:
        removeRowsFromTable(jTable1);
        removeRowsFromTable(jTable2);
        removeLabels();
        jButton1.setEnabled(false);
        jButton2.setEnabled(false);
        
        TreePath tp = jTree1.getSelectionPath();
        if (tp != null) {
            int level = tp.getPathCount();
            if (level == 3) {
                Object[] path = tp.getPath();
                String p1 = path[1].toString();
                String p2 = path[2].toString();
                DefaultMutableTreeNode node = (DefaultMutableTreeNode)path[2];
                Object obj = node.getUserObject();
                String type = null;
                String id = null;
                if (p1.equals("个人")) {
                    type = "HUMAN";
                    id = ((User)obj).getId();
                } else if (p1.equals("角色")) {
                    type = "ROLE";
                    id = ((Role)obj).getId();
                } else if (p1.equals("组织")) {
                    type = "DEPARTMENT";
                    id = ((Department)obj).getId();
                }
                setWorklist(type,id);
            }
        }
    }//GEN-LAST:event_JTreeMouseClicked
    
    /** Exit the Application */
    private void exitForm(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_exitForm
        System.exit(0);
    }//GEN-LAST:event_exitForm
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        new ParicipantWorks().show();
    }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel10;
    private javax.swing.JLabel jLabel11;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JPanel jPanel3;
    private javax.swing.JPanel jPanel4;
    private javax.swing.JPanel jPanel5;
    private javax.swing.JPanel jPanel6;
    private javax.swing.JPanel jPanel7;
    private javax.swing.JPanel jPanel8;
    private javax.swing.JPanel jPanel9;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JSplitPane jSplitPane1;
    private javax.swing.JSplitPane jSplitPane2;
    private javax.swing.JTable jTable1;
    private javax.swing.JTable jTable2;
    private javax.swing.JTree jTree1;
    // End of variables declaration//GEN-END:variables
    
    private void myinit() {
//        removeRowsFromTable();
        
        ResourceManager rm = new ResourceManager();
        Organization orgn = rm.getOrganization();
        
        String root = "XwfBox 参与者列表";
        DefaultMutableTreeNode rt = new DefaultMutableTreeNode(root);
        String human = "个人";
        DefaultMutableTreeNode ch11 = new DefaultMutableTreeNode(human);
        Iterator it = orgn.getUsers().getUsers().iterator();
        while (it.hasNext()) {
            User user = (User)it.next();
            DefaultMutableTreeNode u = new DefaultMutableTreeNode(user);
            ch11.add(u);
        }
        String role = "角色";
        DefaultMutableTreeNode ch12 = new DefaultMutableTreeNode(role);
        it = orgn.getRoles().getRoles().iterator();
        while (it.hasNext()) {
            Role rl = (Role)it.next();
            DefaultMutableTreeNode r = new DefaultMutableTreeNode(rl);
            ch12.add(r);
        }
        
        String org = "组织";
        DefaultMutableTreeNode ch13 = new DefaultMutableTreeNode(org);
        it = orgn.getDepartments().getDepartments().iterator();
        while (it.hasNext()) {
            Department dept = (Department)it.next();
            DefaultMutableTreeNode d = new DefaultMutableTreeNode(dept);
            ch13.add(d);
        }
        
        rt.add(ch11);
        rt.add(ch12);
        rt.add(ch13);
        TreeModel dtm = new DefaultTreeModel(rt);
        jTree1.setModel(dtm);
        
        javax.swing.table.TableColumn colt1 = jTable1.getColumnModel().getColumn(0);
        colt1.setPreferredWidth(4);
        
        javax.swing.table.TableColumn colt2 = jTable2.getColumnModel().getColumn(0);
        colt2.setPreferredWidth(4);
     }
    
    private void setWorklist(String type, String participantId) {
        // Find participant worklist path
        ResourceManager rm = new ResourceManager();
        String worklistPath = rm.getWorkListPath(type);
        // Get the participant worklist
        WorkListManager wm = new WorkListManager(participantId, worklistPath);
        Vector workItems = wm.getWorkItems();

        if (workItems != null) {
            setTableRowCount(jTable1, workItems.size());
            Iterator it = workItems.iterator();
            int i = 0;
            while (it.hasNext()) {
                WorkItem wi = (WorkItem) it.next();
                String s = String.valueOf(i+1);
                jTable1.setValueAt(s, i, 0);
                jTable1.setValueAt(wi.getTaskId(), i, 1);
                jTable1.setValueAt(wi.getTaskName(), i, 2);
                jTable1.setValueAt(wi.getInstanceId(), i, 3);
                jTable1.setValueAt(wi.getArrival(), i, 4);
                i++;
            }
        } else {
            removeRowsFromTable(jTable1);
        }
    }
    
    private void removeRowsFromTable(javax.swing.JTable jTable) {
        javax.swing.table.DefaultTableModel tm = (javax.swing.table.DefaultTableModel)jTable.getModel();
        int rc = tm.getRowCount();
        for (int i = rc - 1; i >= 0; i--) {
            tm.removeRow(i); 
        }
        tm.setRowCount(0);
   }
    
   private void setTableRowCount(javax.swing.JTable jTable, int rc) {
        javax.swing.table.DefaultTableModel tm = (javax.swing.table.DefaultTableModel)jTable.getModel();
        tm.setRowCount(rc);
   }
   
   private void worklistClickedProcess() {
        int selected = jTable1.getSelectedRow();
        String taskId = jTable1.getModel().getValueAt(selected, 1).toString();
        String taskName = jTable1.getModel().getValueAt(selected, 2).toString();
        String instanceId = jTable1.getModel().getValueAt(selected, 3).toString();
        String arrival = jTable1.getModel().getValueAt(selected, 4).toString();
        //Set WorkTtem information
        jLabel7.setText(taskId);
        jLabel8.setText(taskName);
        jLabel9.setText(instanceId);
        jLabel10.setText(arrival);
        
        // Get the instance by instanceId
        InstanceTableManager itm = new InstanceTableManager();
        String loc = itm.getInstanceLocation(instanceId);
        InstanceManager im = new InstanceManager(loc);
        Vector vars = im.getInstance().getVariables().getVariables();
        Iterator it = vars.iterator();

        setTableRowCount(jTable2, vars.size());

        int i = 0;
        while (it.hasNext()) {
            Variable var = (Variable) it.next();
            String s = String.valueOf(i+1);
            jTable2.setValueAt(s, i, 0);
            jTable2.setValueAt(var.getId(), i, 1);
            jTable2.setValueAt(var.getType(), i, 2);
            jTable2.setValueAt(var.getValue(), i, 3);
            i++;
        }
        
//        System.out.println(col0 + "/" + col1 + "/" + col2 + "/" + instanceId);       
   }
   
   private void updateVariables() {
        String instanceId = jLabel9.getText();
        InstanceTableManager itm = new InstanceTableManager();
        String loc = itm.getInstanceLocation(instanceId);
        InstanceManager im = new InstanceManager(loc);
        Vector vars = im.getInstance().getVariables().getVariables();
        Iterator it = vars.iterator();
        int i = 0;
        while (it.hasNext()) {
            Variable var = (Variable) it.next();
            var.setId((String)jTable2.getValueAt(i, 1));
            var.setType((String)jTable2.getValueAt(i, 2));
            var.setValue((String)jTable2.getValueAt(i, 3));
            i++;
        }
        im.update();
        jButton1.setEnabled(false);
   }
   
   private void submitWorkItem() {
        String workId = jLabel7.getText();
        TreePath tp = jTree1.getSelectionPath();
        Object[] path = tp.getPath();
        String participantType = getParticipantType(path[1].toString());
        String participantId = null;
        if (participantType.equals("HUMAN")) {
            DefaultMutableTreeNode tn = (DefaultMutableTreeNode)path[2];
            User user = (User)tn.getUserObject();
            participantId = user.getId();
        } else if (participantType.equals("ROLE")) {
            DefaultMutableTreeNode tn = (DefaultMutableTreeNode)path[2];
            Role role = (Role)tn.getUserObject();
            participantId = role.getId();
        } else if (participantType.equals("DEPARTMENT")) {
            DefaultMutableTreeNode tn = (DefaultMutableTreeNode)path[2];
            Department dept = (Department)tn.getUserObject();
            participantId = dept.getId();
        }
        if ((workId.length() > 4) && (participantId != null)) {
            WorkflowEngine we = new WorkflowEngine();
            we.informTaskFinish(workId, participantId, participantType);
        }
   }
   
   private String getParticipantType(String sType) {
        if (sType.equals("个人")) {
            return "HUMAN";
        } else if (sType.equals("角色")) {
            return "ROLE";
        } else if (sType.equals("组织")) {
           return  "DEPARTMENT";
        } else return "ERROR";
   }
   
   private void removeLabels() {
        jLabel7.setText(" ");
        jLabel8.setText(" ");
        jLabel9.setText(" ");
        jLabel10.setText(" ");
   }
}