title: Redeploy a singleton with timer task
body: <p>I have a web server application runing with JVM, where i manage the class loader.
  My application have an singleton with a cycle timertask. During the redeployment i clean all the references to Class(es).
  I look like that my singleton with the timerTask doen't die.
  I add a finalize method with print. the finalize method was never call.
  Any solution?</p>