abhirockzz

@Singleton
@Startup
public class ProgrammaticSSEClient {

    Client sseClient;
    WebTarget target;

    @Resource
    TimerService tsvc;

abhirockzz

@Stateful
public class ClientChatState {
  ...
  @Remove
  public void dispose(){
    //this can just be a marker method
  }
  @PreDestroy
  public void closeResources(){
    //close connections, resources etc.

mortezaadi

<?xml version="1.0" encoding="UTF-8"?>

<persistence xmlns="http://java.sun.com/xml/ns/persistence"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
   http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd"
	version="1.0">


	<!-- derby -->