code: public static JobBuilder newJob (final Class <? extends IJob> jobClass)
    {
      final JobBuilder b = new JobBuilder ();
      b.ofType (jobClass);
      return b;
    }
docs: Create a JobBuilder with which to define a <code>JobDetail</code>, and set
  the class name of the <code>Job</code> to be executed.
  
  @return a new JobBuilder