Java scheduled execution function

Public class sendautoserver extends httpservlet {Private Static final long serialversionuid = 83986348606661954l; // Private Static logger = logger. getlogger (cls_business_ms.class); Public void Init (servletconfig CFG) throws servletexception {super. init (CFG); sendautothread sthread = new sendautothread (); sthread. start (); // receiveserver Server = new receiveserver () ;}} public class sendautothread extends thread {Boolean isrun = true; Public void run () {While (isrun) {// do something ;}}}