threads in spring mvc.

  @RequestMapping(value = "/sendEmail", method = RequestMethod.GET)
		            public  String sendEmail(Model model)
					{
                   
                	    try {
                	    	ReadDataForEmailsImpl rDFEmail = new ReadDataForEmailsImpl(); ////  thread for read data 
                       	SendEmail sendEmail = new SendEmail() ; ////  thread for send data
                		   rDFEmail.start();
                       sendEmail.start();
                       
                       ////
                    }