public void update1(String Username,String password,HttpServletRequest request){
		
		System.out.println("entra al 2 update.....");
		DatastoreService datastore = DatastoreServiceFactory.getDatastoreService();
		 
		
		String originalName =  request.getParameter("originalName");
		
		Query query = new Query("Usuario");
		query.addFilter("Username", FilterOperator.EQUAL, originalName);
		PreparedQuery pq = datastore.prepare(query);
		Entity Usuario = pq.asSingleEntity();
		
		Usuario.setProperty("Username", Username);
		Usuario.setProperty("password", password);
		Usuario.setProperty("date", new Date());

        datastore.put(Usuario);
        
        //return to list
		
	}