Hello, "manik.surtani(a)jboss.com" wrote : What do people think of the genericisation of the Cache interface - introduced in "Habanero" for the 2.X series? Are they useful or a pain to use? And more importantly, should they be removed in 3.X? There is a problem while expiration policy because we have to do that : node.put(ExpirationConfiguration.EXPIRATION_KEY, System.currentTimeMillis() + expirationTime * 1000L); So in this cache we cannot use generic. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4174831#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...