code: public void execute() throws Exception
      {
          try 
          {
  			sessionService.beginTransaction();
              log.info("Inserting InitialDatas");
  			new InitialDatas(systemInfoDao, systemUnderTestDao, repositoryDao).insert();
  
              log.info("Inserting DefaultRunners");
  			new DefaultRunners(systemUnderTestDao, properties).insert();
  
              log.info("Upgrading to version {} ", GreenPepperServer.VERSION);
  			new ServerUpgrader(sessionService, systemInfoDao).upgradeTo(GreenPepperServer.VERSION);
  			
  			sessionService.commitTransaction();
  		} 
          catch (Exception e) 
          {
          	sessionService.rollbackTransaction();
          	log.error("Bootstrap Failure: ", e);
          	throw new GreenPepperServerException("", "Boostrap Failure", e);
  		}
      }
docs: <p>execute.</p>
  
  @throws java.lang.Exception if any.