protected String saveOperation(int operationCode) {
   try {
     String code = this.getCode();
     ITicketManager ticketManager = this.getTicketManager();
     Ticket ticket = ticketManager.getTicket(code);
     if (ticket != null) {
       this.setTicket(ticket);
       boolean allowed = this.isOperationAllowed(ticket, operationCode);
       boolean validated = this.validateParameters(ticket, operationCode, allowed);
       if (!allowed) {
         return "opNotAllowed";
       } else if (!validated) {
         return INPUT;
       } else {
         Ticket newTicket = this.createTicketForUpdate(ticket, operationCode);
         TicketOperation operation = this.createTicketOperation(operationCode);
         ticketManager.updateTicketWithOperation(newTicket, operation);
         this.addActionMessage(this.getText("Message.ticketOperation.completed"));
       }
     } else {
       this.addActionError(this.getText("Errors.ticketOperation.ticketNotFound"));
       return "ticketNotFound";
     }
   } catch (Throwable t) {
     ApsSystemUtils.logThrowable(t, this, "view");
     return FAILURE;
   }
   return SUCCESS;
 }
 protected boolean validateUpdateParams() {
   boolean allowed = true;
   ITicketManager ticketManager = this.getTicketManager();
   Integer interventionType = this.getInterventionType();
   if (null != interventionType
       && 0 != interventionType.intValue()
       && null == ticketManager.getInterventionType(interventionType)) {
     this.addFieldError("interventionType", this.getText("Errors.interventionType.notValid"));
     allowed = false;
   }
   Integer priority = this.getPriority();
   if (null != priority
       && 0 != priority.intValue()
       && null == ticketManager.getPriorities().get(priority)) {
     this.addFieldError("priority", this.getText("Errors.priority.notValid"));
     allowed = false;
   }
   return allowed;
 }
 protected String entryOperation(int operationCode) {
   try {
     String code = this.getCode();
     ITicketManager ticketManager = this.getTicketManager();
     Ticket ticket = ticketManager.getTicket(code);
     if (ticket != null) {
       this.setTicket(ticket);
       if (this.isOperationAllowed(ticket, operationCode)) {
         List<TicketOperation> ticketOperations = ticketManager.getTicketOperations(code);
         this.setTicketOperations(ticketOperations);
       } else {
         this.addActionError(this.getText("Errors.ticketOperation.notAllowed"));
         return "opNotAllowed";
       }
     } else {
       this.addActionError(this.getText("Errors.ticketOperation.ticketNotFound"));
       return "ticketNotFound";
     }
   } catch (Throwable t) {
     ApsSystemUtils.logThrowable(t, this, "view");
     return FAILURE;
   }
   return SUCCESS;
 }