/**
   * Process the specified HTTP request, and create the corresponding HTTP response (or forward to
   * another web component that will create it). Return an <code>ActionForward</code> instance
   * describing where and how control should be forwarded, or <code>null</code> if the response has
   * already been completed.
   *
   * @param mapping The ActionMapping used to select this instance
   * @param form The optional ActionForm bean for this request (if any)
   * @param request The HTTP request we are processing
   * @param response The HTTP response we are creating
   * @exception Exception if business logic throws an exception
   */
  public ActionForward execute(
      ActionMapping mapping,
      ActionForm form,
      HttpServletRequest request,
      HttpServletResponse response)
      throws Exception {

    // Extract attributes we will need
    MessageResources messages = getResources(request);

    // save errors
    ActionMessages errors = new ActionMessages();

    // START check for login (security)
    if (!SecurityService.getInstance().checkForLogin(request.getSession(false))) {
      return (mapping.findForward("welcome"));
    }
    // END check for login (security)

    // values for adding a new target Doc
    DynaValidatorForm qvgate1 = (DynaValidatorForm) form;

    String[] targets = (String[]) qvgate1.get("targets");
    String all = (String) qvgate1.get("all"); // the all languages box
    String engPrelim = (String) qvgate1.get("engPrelim");
    String engOther = (String) qvgate1.get("engOther");
    String engVerification = (String) qvgate1.get("engVerification");
    String engQA = (String) qvgate1.get("engQA");
    String engPrep = (String) qvgate1.get("engPrep");
    String engFunct = (String) qvgate1.get("engFunct");
    String engEng = (String) qvgate1.get("engEng");
    String engFinalQA = (String) qvgate1.get("engFinalQA");
    String engFinal = (String) qvgate1.get("engFinal");
    String eng0 = (String) (qvgate1.get("eng0"));
    String eng1 = (String) (qvgate1.get("eng1"));
    String eng2 = (String) (qvgate1.get("eng2"));
    String eng3 = (String) (qvgate1.get("eng3"));
    String eng4 = (String) (qvgate1.get("eng4"));
    String eng5 = (String) (qvgate1.get("eng5"));
    String eng6 = (String) (qvgate1.get("eng6"));
    String eng7 = (String) (qvgate1.get("eng7"));
    String eng8 = (String) (qvgate1.get("eng8"));
    String[] engTaskOptions = ProjectService.getInstance().getEngTaskOptions();

    // get the user's chosen source array for later use in case new target "new" needs to be created
    HttpSession session = request.getSession(false);
    SourceDoc[] sources = (SourceDoc[]) session.getAttribute("sourceArray");

    if (!all.equals("on")) { // if specific to only a few targets
      // for each target, add the new target to db and each target's new engineering tasks selected
      // from form
      for (int i = 0; i < targets.length; i++) {
        Set engTasks = new HashSet(); // list of new engTasks

        // need target doc and source doc to add tasks to it
        TargetDoc td = ProjectService.getInstance().getSingleTargetDoc(Integer.valueOf(targets[i]));
        SourceDoc sd = td.getSourceDoc();

        if (eng1.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[1 - 1]);
          et.setOrderNum(new Integer(1));
          engTasks.add(et);
        }

        if (eng2.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[2 - 1]);
          et.setOrderNum(new Integer(2));
          engTasks.add(et);
        }

        if (eng3.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[3 - 1]);
          et.setOrderNum(new Integer(3));
          engTasks.add(et);
        }

        if (eng4.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[4 - 1]);
          et.setOrderNum(new Integer(4));
          engTasks.add(et);
        }

        if (eng5.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[5 - 1]);
          et.setOrderNum(new Integer(5));
          engTasks.add(et);
        }

        if (eng6.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[6 - 1]);
          et.setOrderNum(new Integer(6));
          engTasks.add(et);
        }

        if (eng7.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[7 - 1]);
          et.setOrderNum(new Integer(7));
          engTasks.add(et);
        }

        if (eng8.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setNotes((String) (qvgate1.get("engOtherText")));
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[8 - 1]);
          et.setOrderNum(new Integer(8));
          engTasks.add(et);
        }

        // for each EngTask, add it to db and link it to this targetDoc
        for (Iterator iter = engTasks.iterator(); iter.hasNext(); ) {
          EngTask et = (EngTask) iter.next();

          // link this engTask to the targetDoc; add new engTask to db
          Integer z = ProjectService.getInstance().linkTargetDocEngTask(td, et);
        }
      }
    } // end if all.equals("on")
    else { // add tasks to all targets (actually a single "all" target)
      // for each source, add the new target to db and each target's new engineering tasks selected
      // from form
      for (int i = 0; i < sources.length; i++) {
        Set engTasks = new HashSet(); // list of new engTasks

        // target language's new object
        TargetDoc td = new TargetDoc(new HashSet(), new HashSet(), new HashSet(), new HashSet());
        td.setLanguage("All");
        SourceDoc sd = sources[i];

        // link this target Doc to the source Doc; add new target Doc to db
        Integer x = ProjectService.getInstance().linkSourceDocTargetDoc(sd, td);

        if (eng1.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[1 - 1]);
          et.setOrderNum(new Integer(1));
          engTasks.add(et);
        }

        if (eng2.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[2 - 1]);
          et.setOrderNum(new Integer(2));
          engTasks.add(et);
        }

        if (eng3.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[3 - 1]);
          et.setOrderNum(new Integer(3));
          engTasks.add(et);
        }

        if (eng4.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[4 - 1]);
          et.setOrderNum(new Integer(4));
          engTasks.add(et);
        }

        if (eng5.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[5 - 1]);
          et.setOrderNum(new Integer(5));
          engTasks.add(et);
        }

        if (eng6.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[6 - 1]);
          et.setOrderNum(new Integer(6));
          engTasks.add(et);
        }

        if (eng7.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[7 - 1]);
          et.setOrderNum(new Integer(7));
          engTasks.add(et);
        }

        if (eng8.equals("on")) { // if checked in form, then add this task to target Doc
          EngTask et = new EngTask();
          et.setNotes((String) (qvgate1.get("engOtherText")));
          et.setSourceLanguage(sd.getLanguage());
          et.setTargetLanguage(td.getLanguage());
          et.setPostQuote("true");
          et.setTargetDoc(td);
          et.setTaskName(engTaskOptions[8 - 1]);
          et.setOrderNum(new Integer(8));
          engTasks.add(et);
        }

        // for each EngTask, add it to db and link it to this targetDoc
        for (Iterator iter = engTasks.iterator(); iter.hasNext(); ) {
          EngTask et = (EngTask) iter.next();

          // link this engTask to the targetDoc; add new engTask to db
          Integer z = ProjectService.getInstance().linkTargetDocEngTask(td, et);
        }
      }
    } // end else (new target per source with tasks)

    // Forward control to the specified success URI
    return (mapping.findForward("Success"));
  }