protected void threadStart(){
  if (thread != null) {
    return;
  }
  threadDone=false;
  thread=new Thread(this,threadName);
  thread.setDaemon(true);
  thread.start();
}

protected void threadStart ( ) { if ( thread != null ) { return ; } threadDone = false ; thread = new Thread ( this , threadName ) ; thread . setDaemon ( true ) ; thread . start ( ) ; }
start the background thread that will periodically check for changes to compile time included files in a jsp .
