public void tick() {
        // Check to see if any processes have arrived

        Vector arrivedProcesses = processList.getArrivals(clock.getTime());

        // If so than add them to readyQueue

        for (Enumeration e= arrivedProcesses.elements();e.hasMoreElements();) {

            Process nextProcess = (Process) e.nextElement();

             if (runningProcess() != null)
            {
                  if (runningProcess() != null)
                    {

                        if (runningProcess().getRemainingTime() > nextProcess.getRemainingTime())
                        {
                              readyQueue.addProcess(runningProcess());
                              setRunningProcess(nextProcess);
                              break;
                        }
                    }

            }


            readyQueue.addProcess(nextProcess);

        }