//*****************************************************************************
//*                                                                           *
//* "This sample program is provided AS IS and may be used, executed, copied  *
//* and modified without royalty payment by customer                          *
//* (a) for its own instruction and study,                                    *
//* (b) in order to develop applications designed to run with an              *
//*     IBM WebSphere product, either for customer's own internal use or for  *
//*     redistribution by customer, as part of such an application, in        *
//*     customer's own products."                                             *
//*                                                                           *
//* Product 5655-FLW,                                                         *
//* (C) COPYRIGHT International Business Machines Corp., 2006                 *
//* All Rights Reserved * Licensed Materials - Property of IBM                *
//*                                                                           *
//*****************************************************************************
//*                                                                           *
//* DISCLAIMER                                                                *
//*                                                                           *
//* This material contains programming source code for your consideration.    *
//* These examples have not been thoroughly tested under all conditions.      *
//* IBM, therefore, cannot guarantee or imply reliability, serviceability,    *
//* or function of these programs.                                            *
//* ALL PROGRAMS CONTAINED HEREIN ARE PROVIDED TO YOU "AS IS", WITHOUT ANY    *
//* WARRANTIES (EXPRESS OR IMPLIED) OR SUPPORT WHATSOEVER, INCLUDING BUT      *
//* NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS       *
//* FOR A PARTICULAR PURPOSE.                                                 *
//*                                                                           *
//*****************************************************************************

/*
*   This sample initiates the 'OrderApprovalProcess'.
*   
*   
*/                                    



import com.ibm.websphere.bo.BOFactory;
import commonj.sdo.DataObject;
import commonj.sdo.Property;
import com.ibm.websphere.sca.ServiceManager;
import com.ibm.bpe.api.*;



public class StartOrderApprovalProcess 
{

  public static void main(String[] args)
  {
      try
      {
          BusinessFlowManager bfm = ApiHelper.initializeBFM();

          // To initiate a process you first must get the process template.
          // You can call the method getProcessTemplate() with process template name as input
          // or you can call queryProcessTemplates() with an appropriate where clause.
          // This sample uses queryProcessTemplates() to get process template of the 
          // 'OrderApprovalProcess'.

          String whereClause = "PROCESS_TEMPLATE.NAME = 'OrderApprovalProcess'";
          ProcessTemplateData[] processTemplates = bfm.queryProcessTemplates(whereClause, null, null, null);
          ProcessTemplateData  processTemplate = null;
          if (processTemplates.length == 1)
          {
              processTemplate = processTemplates[0];
          }

          // Get the startActivity
          // In general you get the starting activities and based on portTypeName, portTypeNamespace
          // and operation you chose the starting activity you want.
          // The sample 'OrderApprovalProcess' has only one starting activity. 
          ActivityServiceTemplateData startActivity = null;           
          if (processTemplate != null)
          {
              ActivityServiceTemplateData[] startActivities = bfm.getStartActivities(processTemplate.getID());
              startActivity =  startActivities[0]; 
          }

          // get the input message
          ClientObjectWrapper input = null;
          if ( startActivity != null)
          {
              input = bfm.createMessage( startActivity.getServiceTemplateID(),
                                         startActivity.getActivityTemplateID(),
                                         startActivity.getInputMessageTypeName() );

              // set the initial values in the input message
              if (input.getObject()!= null && input.getObject() instanceof DataObject )
              {
                  DataObject inputMessage = (DataObject)input.getObject();
                  MyTrace.trace(inputMessage);

                  // set the initial values in the input message
                  String request = "approvalRequest";         
                  Property property = (Property)inputMessage.getType().getProperty(request);

                  BOFactory boFactory = (BOFactory) ServiceManager.INSTANCE.locateService("com/ibm/websphere/bo/BOFactory");
                  DataObject dataObject = boFactory.create( property.getType().getURI(), property.getType().getName());
                  MyTrace.trace(dataObject);

                  // set the initial values in the input message
                  // For instance: The requestor is "Smith" , item is "item_3737", number is 100, 
                  // the price is 1000 and reason is "new equipment".  

                  dataObject.setString("requester", "Smith");
                  dataObject.setString("item", "item_3737");
                  dataObject.setInt("number", 1);
                  dataObject.setDouble("price", 1000);
                  dataObject.setString("reason", "new equipment");
                  MyTrace.trace(dataObject);

                  inputMessage.setDataObject(request, dataObject);  
              } 
              else
              {
                  System.out.println("  input.getObject() == null");
                  System.out.println("  processing not successful.");
                  System.exit(0);
              }

              // create a process instance    
              PIID piid = bfm.sendMessage( startActivity.getServiceTemplateID(),
                                           startActivity.getActivityTemplateID(),
                                           input );
              MyTrace.trace( piid, "process instance created" ,bfm );

          }
          System.out.println("\n  successfully processed \n");
          System.exit(0);
      } catch ( com.ibm.bpe.api.ProcessException xcpt)
      {
          System.out.println(  xcpt );
      } catch (java.lang.Exception xcpt )
      {
          System.out.println( xcpt );
      } catch (Throwable xcpt )
      {
          System.out.println( xcpt );
      } finally
      {
          System.exit(0);
      }


  }


}